{"cik":1236997,"entityName":"COUNTERPATH CORP","facts":{"dei":{"EntityCommonStockSharesOutstanding":{"label":"Entity Common Stock, Shares Outstanding","description":"Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument.","units":{"shares":[{"end":"2011-09-13","val":39751949,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q3I"},{"end":"2011-12-13","val":39868297,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q4I"},{"end":"2012-03-09","val":39932715,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2012Q1I"},{"end":"2012-07-15","val":41556353,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2012Q2I"},{"end":"2012-09-12","val":41572353,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q3I"},{"end":"2012-12-07","val":41834977,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q4I"},{"end":"2013-03-12","val":41915204,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2013Q1I"},{"end":"2013-07-15","val":41897842,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2013Q2I"},{"end":"2013-09-10","val":41931835,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q3I"},{"end":"2013-12-09","val":42137432,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q4I"},{"end":"2014-03-10","val":42215912,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2014Q1I"},{"end":"2014-07-07","val":42584669,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2014Q2I"},{"end":"2014-09-08","val":42562867,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q3I"},{"end":"2014-12-08","val":42555077,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q4I"},{"end":"2015-03-06","val":42328935,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2015Q1I"},{"end":"2015-07-10","val":42389069,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2015Q2I"},{"end":"2015-09-04","val":45345836,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q3I"},{"end":"2015-12-07","val":4538908,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q4I"},{"end":"2016-03-04","val":4535548,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2016Q1I"},{"end":"2016-07-08","val":4555348,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2016Q2I"},{"end":"2016-09-09","val":4554348,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q3I"},{"end":"2016-12-13","val":4552848,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q4I"},{"end":"2017-03-06","val":5005645,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2017Q1I"},{"end":"2017-07-07","val":4946568,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2017Q2I"},{"end":"2017-09-08","val":5486274,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q3I"},{"end":"2017-12-08","val":5502543,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q4I"},{"end":"2018-03-08","val":5935872,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2018Q1I"},{"end":"2018-07-16","val":5932640,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2018Q2I"},{"end":"2018-09-10","val":5941909,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q3I"},{"end":"2018-12-07","val":5945115,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q4I"},{"end":"2019-03-12","val":5949504,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2019Q1I"},{"end":"2019-07-05","val":5953380,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2019Q2I"},{"end":"2019-09-09","val":5956099,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q3I"},{"end":"2019-12-06","val":5960418,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q4I"},{"end":"2020-03-06","val":6102927,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2020Q1I"},{"end":"2020-07-14","val":6410863,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q2I"},{"end":"2020-09-04","val":6411828,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q3I"},{"end":"2020-12-08","val":6440136,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q4I"}]}},"EntityPublicFloat":{"label":"Entity Public Float","description":"The aggregate market value of the voting and non-voting common equity held by non-affiliates computed by reference to the price at which the common equity was last sold, or the average bid and asked price of such common equity, as of the last business day of the registrant's most recently completed second fiscal quarter.","units":{"USD":[{"end":"2011-10-31","val":38125898,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q3I"},{"end":"2012-10-31","val":58201667,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q3I"},{"end":"2013-10-31","val":36698559,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q3I"},{"end":"2014-10-31","val":22620201,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q3I"},{"end":"2015-10-31","val":6133484,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q3I"},{"end":"2016-10-31","val":5410324,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q3I"},{"end":"2017-10-31","val":6583600,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q3I"},{"end":"2018-10-31","val":5459478,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q3I"},{"end":"2019-10-31","val":3387434,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q3I"}]}}},"invest":{"InvestmentForeignCurrencyContractForeignCurrencyAmount":{"label":"Investment Foreign Currency, Contract, Foreign Currency Amount","description":"The amount of foreign currency that the entity has contractually agreed, or for which it has the option, to buy or sell with respect to the contract being described.","units":{"USD":[{"end":"2018-04-30","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q1I"},{"end":"2018-10-31","val":2500000,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-04-30","val":1500000,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q1I"},{"end":"2019-07-31","val":1400000,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"}]}}},"us-gaap":{"AccountsPayableAndAccruedLiabilitiesCurrent":{"label":"Accounts Payable and Accrued Liabilities, Current","description":"Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.","units":{"USD":[{"end":"2011-04-30","val":2340897,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":2340897,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":2340897,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":2340897,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":1943410,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":2028640,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":2095965,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":2416489,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":2416489,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":2416489,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":2416489,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":2416489,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":2357631,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":2318598,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":2272713,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":2363311,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":2363311,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":2363311,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":2363311,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":2363311,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":2473731,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":2262103,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":2237232,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":2326763,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":2326763,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":2326763,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":2326763,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":2326763,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":2429211,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":2464453,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":2288587,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":2305580,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":2305580,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":2305580,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":2305580,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":2305580,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":2214037,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":2165438,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":2036542,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":1943108,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":1943108,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":1943108,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":1943108,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":1943108,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":2007915,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":1873993,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":1873233,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":1825528,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":1825528,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":1825528,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":1825528,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":1825528,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":2038941,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":1912904,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":2080402,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":2437733,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":2437733,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":2437733,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":2437733,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":2437733,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":2490403,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":2514742,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":2411854,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":2233875,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":2233875,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":2233875,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":2233875,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":2233875,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":2083750,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":1988620,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":1978501,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":2231777,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":2231777,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":2231777,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":2259614,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":2327371,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"AccountsPayableTradeCurrent":{"label":"Accounts Payable, Trade, Current","description":"Carrying value as of the balance sheet date of obligations incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).","units":{"USD":[{"end":"2017-04-30","val":404234,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":678760,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":678760,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":739051,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":739051,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2020-04-30","val":706435,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"AccountsReceivableNetCurrent":{"label":"Accounts Receivable, after Allowance for Credit Loss, Current","description":"Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.","units":{"USD":[{"end":"2011-04-30","val":3018188,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":3018188,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":3018188,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":3018188,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":2420610,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":3682969,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":4092358,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":4014472,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":4014472,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":4014472,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":4014472,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":4014472,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":5391270,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":4733123,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":3857824,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":4640620,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":4640620,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":4640620,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":4640620,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":4640620,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":3821445,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":3585191,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":3659084,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":3401491,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":3401491,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":3401491,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":3401491,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":3401491,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":2883455,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":2997114,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":3168559,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":3305466,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":3305466,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":3305466,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":3305466,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":3305466,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":3068218,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":3357418,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":3049442,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":3209279,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":3209279,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":3209279,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":3209279,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":3209279,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":3191848,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":2990040,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":2815232,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":2133469,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":2133469,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":2133469,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":2133469,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":2133469,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":2667318,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":3818622,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":3932957,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":3509010,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":3509010,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":3509010,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":3509010,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":3509010,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":3203169,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":2241779,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":2230742,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":1876896,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":1876896,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":1876896,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":1876896,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":1876896,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":1672340,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":1475240,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":1392475,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":2553714,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":2553714,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":2553714,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":1966705,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":2220579,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"AccretionExpense":{"label":"Accretion Expense","description":"Amount recognized for the passage of time, typically for liabilities, that have been discounted to their net present values. Excludes accretion associated with asset retirement obligations.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":0,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":0,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":31320,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":55738,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":159798,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-07-31","val":159798,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-10-31","val":159798,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":159798,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-05-01","end":"2012-01-31","val":159798,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":159798,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-05-01","end":"2012-04-30","val":159798,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":159798,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":0,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":0,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2013-01-31","val":0,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-04-30","val":0,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012"}]}},"AccruedRoyaltiesCurrent":{"label":"Accrued Royalties, Current","description":"Carrying value as of the balance sheet date of obligations incurred through that date and payable for royalties. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).","units":{"USD":[{"end":"2017-04-30","val":328740,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":207531,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":207531,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":59723,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":59723,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2020-04-30","val":59723,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"AccruedVacationCurrent":{"label":"Accrued Vacation, Current","description":"Carrying value as of the balance sheet date of obligations incurred and payable for unused vacation time owed to employees based on the entity's vacation benefit given to its employees. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).","units":{"USD":[{"end":"2017-04-30","val":607238,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":744108,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":744108,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":590328,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":590328,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2020-04-30","val":546965,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment":{"label":"Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment","description":"Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.","units":{"USD":[{"end":"2017-04-30","val":2427233,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":2663800,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":2663800,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":2765799,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":2765799,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2020-04-30","val":2834425,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"AccumulatedOtherComprehensiveIncomeLossNetOfTax":{"label":"Accumulated Other Comprehensive Income (Loss), Net of Tax","description":"Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.","units":{"USD":[{"end":"2011-04-30","val":225878,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":225878,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":225878,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":225878,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":178821,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":-188002,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":-279604,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":-79859,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":-79859,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":-79859,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":-79859,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":-79859,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":-240425,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":-208568,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":-200425,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":-330920,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":-330920,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":-330920,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":-330920,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":-330920,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":-460159,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":-615147,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":-1049097,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":-984128,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":-984128,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":-984128,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":-984128,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":-984128,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":-1218272,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":-1653774,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":-3336312,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":-2392172,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":-2392172,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":-2392172,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":-2392172,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":-2392172,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":-3392166,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":-3541600,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":-4383385,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":-2942640,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":-2942640,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":-2942640,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":-2942640,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":-2942640,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":-3437992,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":-3794919,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":-3476709,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":-4025196,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":-4025196,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":-4025196,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":-4025196,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":-4025196,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":-2828643,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":-3254585,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":-2620834,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":-3233241,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":-3233241,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":-3233241,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":-3233241,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":-3233241,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":-3436206,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":-3548501,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":-3549597,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":-3866495,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":-3866495,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":-3866495,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":-3866495,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":-3866495,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":-3563952,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":-3573503,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":-3642369,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":-4351061,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":-4351061,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":-4351061,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":-3839548,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":-3738924,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"AdditionalPaidInCapital":{"label":"Additional Paid in Capital","description":"Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders. Includes adjustments to additional paid in capital. Some examples of such adjustments include recording the issuance of debt with a beneficial conversion feature and certain tax consequences of equity instruments awarded to employees. Use this element for the aggregate amount of additional paid-in capital associated with common and preferred stock. For additional paid-in capital associated with only common stock, use the element additional paid in capital, common stock. For additional paid-in capital associated with only preferred stock, use the element additional paid in capital, preferred stock.","units":{"USD":[{"end":"2011-04-30","val":53420601,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":53420601,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":53420601,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":53420601,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":59670570,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":60625733,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":60786052,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":61025529,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":61025529,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":61025529,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":61025529,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":61025529,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":65234746,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":65742529,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":66120550,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":66191140,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":66191140,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":66191140,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":66191140,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":66191140,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":66459017,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":66735885,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":66875468,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":66910540,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":66910540,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":66910540,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":66910540,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":66910540,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":67223526,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":67261524,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":67403896,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":67599913,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":67599913,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":67638003,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":67638003,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":67638003,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":67979876,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":69679731,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":69860724,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":70065082,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":70065082,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":70065082,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":70065082,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":70065082,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":70389927,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":70622354,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":71669964,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":71680575,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":71680575,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":71680575,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":71680575,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":71680575,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":73140707,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":73282856,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":75071382,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":75170181,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":75170181,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":75170181,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":75170181,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":75170181,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":75440528,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":75520205,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":75591318,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":75667533,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":75667533,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":75667533,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":75667533,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":75667533,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":75741134,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":75802284,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":75991751,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":76066930,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":76066930,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":76066930,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":77133268,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":77337484,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation":{"label":"Share-based Payment Arrangement, Decrease for Tax Withholding Obligation","description":"Amount of decrease to equity for grantee's tax withholding obligation for award under share-based payment arrangement.","units":{"USD":[{"start":"2018-05-01","end":"2018-07-31","val":2386,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":2386,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":2386,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":2386,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2019-05-01","end":"2020-01-31","val":3050,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2020-05-01","end":"2020-07-31","val":14424,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":14424,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue":{"label":"APIC, Share-based Payment Arrangement, Increase for Cost Recognition","description":"Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.","units":{"USD":[{"start":"2010-05-01","end":"2011-04-30","val":812485,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":244261,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":374184,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2012-01-31","val":532832,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-04-30","val":738803,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":738803,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":396770,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":611375,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2013-01-31","val":812108,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-04-30","val":1008004,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":1008004,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":374550,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":637043,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2014-01-31","val":848026,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-04-30","val":1071467,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":1071467,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":368612,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":570121,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2015-01-31","val":803463,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-04-30","val":1000070,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":1000070,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":361522,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":561574,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":746782,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-04-30","val":906914,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":906914,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":314223,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":551190,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2017-01-31","val":701515,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":835918,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":835918,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":296332,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":296332,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":406959,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":406959,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":494883,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":494883,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":604566,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":604566,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":267412,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":267412,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":339597,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":339597,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":404414,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":404414,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":64818,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":474726,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":474726,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":68341,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":68341,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":124103,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":124103,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":312012,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":187909,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":382584,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":70183,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":189069,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts":{"label":"Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs","description":"Amount of decrease in additional paid in capital (APIC) resulting from direct costs associated with issuing stock. Includes, but is not limited to, legal and accounting fees and direct costs associated with stock issues under a shelf registration.","units":{"USD":[{"start":"2011-05-01","end":"2011-07-31","val":-551083,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":-588592,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2012-01-31","val":-605922,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-04-30","val":-605922,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":605922,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":-15592,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":15591,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2013-01-31","val":15591,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-04-30","val":15591,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":15591,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2020-05-01","end":"2020-10-31","val":2715,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"AdjustmentsToAdditionalPaidInCapitalWarrantIssued":{"label":"Adjustments to Additional Paid in Capital, Warrant Issued","description":"Amount of increase in additional paid in capital (APIC) resulting from the issuance of warrants. Includes allocation of proceeds of debt securities issued with detachable stock purchase warrants.","units":{"USD":[{"start":"2011-05-01","end":"2011-07-31","val":-1311141,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2012-01-31","val":-1311141,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-04-30","val":-1311141,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":-1311141,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2013-04-30","val":180519,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"}]}},"AllocatedShareBasedCompensationExpense":{"label":"Share-based Payment Arrangement, Expense","description":"Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.","units":{"USD":[{"start":"2016-05-01","end":"2017-01-31","val":437593,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":117818,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":539489,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":101729,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":173804,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":72075,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2017-05-01","end":"2018-01-31","val":239164,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":239164,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-11-01","end":"2018-01-31","val":65360,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":65360,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":330320,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":330320,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":78730,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":78730,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":135067,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":135067,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":56338,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":56338,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":184860,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":184860,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":49794,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":49794,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":234579,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":234579,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":48015,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":48015,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":84800,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":84800,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":36785,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":36785,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":143931,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":59131,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":184984,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":41319,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":80608,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":39288,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"AllowanceForDoubtfulAccountsReceivableCurrent":{"label":"Accounts Receivable, Allowance for Credit Loss, Current","description":"Amount of allowance for credit loss on accounts receivable, classified as current.","units":{"USD":[{"end":"2011-04-30","val":49883,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":49883,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":49883,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":49883,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":101293,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":169381,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":244576,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":334294,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":334294,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":334294,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":334294,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":334294,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":258974,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":328188,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":391840,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":456051,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":456051,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":456051,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":456051,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":456051,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":128158,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":330905,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":383575,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":240681,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":240681,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":240681,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":240681,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":240681,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":327681,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":338649,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":340228,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":294719,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":294719,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":294719,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":294719,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":294719,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":347446,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":181730,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":230500,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":547173,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":547173,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":547173,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":547173,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":547173,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2016-04-30","val":547173,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2016-04-30","val":547173,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016Q1I"},{"end":"2016-07-31","val":668977,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":370569,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":417167,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":80232,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":80232,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":80232,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":80232,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":80232,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2017-04-30","val":80232,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2017-04-30","val":80232,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2017-04-30","val":80232,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2017-04-30","val":80232,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017Q1I"},{"end":"2017-07-31","val":138196,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":179926,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":249995,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":322638,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":322638,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":322638,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":322638,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":322638,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2018-04-30","val":322638,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2018-04-30","val":322638,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2018-04-30","val":322638,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2018-04-30","val":322638,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018Q1I"},{"end":"2018-07-31","val":401787,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-07-31","val":619514,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2I"},{"end":"2018-10-31","val":1071383,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-10-31","val":619514,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3I"},{"end":"2019-01-31","val":1124161,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2019-01-31","val":619514,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4I"},{"end":"2019-04-30","val":619514,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":619514,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":619514,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":619514,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":619514,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2019-04-30","val":619514,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2019-04-30","val":619514,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q1I"},{"end":"2019-07-31","val":422895,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-07-31","val":317230,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2I"},{"end":"2019-10-31","val":447118,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-10-31","val":317230,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3I"},{"end":"2020-01-31","val":317262,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":317230,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":317230,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":317230,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":377514,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":461516,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"AllowanceForDoubtfulAccountsReceivableRecoveries":{"label":"Accounts Receivable, Allowance for Credit Loss, Recovery","description":"Amount of increase in allowance for credit loss on accounts receivable, from recovery.","units":{"USD":[{"start":"2019-05-01","end":"2020-01-31","val":115997,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":115997,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"start":"2019-05-01","end":"2020-04-30","val":115997,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"start":"2019-05-01","end":"2020-04-30","val":115997,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":0,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":0,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"AllowanceForDoubtfulAccountsReceivableWriteOffs":{"label":"Accounts Receivable, Allowance for Credit Loss, Writeoff","description":"Amount of direct write-downs of accounts receivable charged against the allowance.","units":{"USD":[{"start":"2016-05-01","end":"2017-04-30","val":813630,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":813630,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2018-01-31","val":1930,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-04-30","val":335618,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":335618,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2017-05-01","end":"2018-04-30","val":335618,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-04-30","val":335618,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":335618,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":0,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2019-01-31","val":0,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-04-30","val":785564,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":785564,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2018-05-01","end":"2019-04-30","val":785564,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-04-30","val":785564,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":785564,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":247480,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":282481,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2020-01-31","val":351372,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":452330,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"start":"2019-05-01","end":"2020-04-30","val":452330,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"start":"2019-05-01","end":"2020-04-30","val":452330,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":13400,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":13400,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"AmortizationOfDeferredLeasingFees":{"label":"Amortization of Deferred Leasing Fees","description":"This element represents the amortization of deferred leasing fees incurred by the lessor and amortized over the term of the lease. Such fees represent (a) costs to originate a lease incurred in transactions with independent third parties that (i) result directly from and are essential to acquire that lease and (ii) would not have been incurred had that leasing transaction not occurred and (b) certain costs directly related to specified activities performed by the lessor for that lease. Those activities are: evaluating the prospective lessee's financial condition; evaluating and recording guarantees, collateral, and other security arrangements; negotiating lease terms; preparing and processing lease documents; and closing the transaction.","units":{"USD":[{"start":"2013-05-01","end":"2014-04-30","val":-28936,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2015-04-30","val":-6602,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":-6602,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2016-04-30","val":-9882,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":-9882,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":-3249,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":-4987,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":-7419,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":-9861,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":-9861,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":-2461,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":-2461,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":-5057,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":-5057,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":-7626,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":-7626,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":-10175,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":-10175,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":-2494,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":-4947,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":-4947,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":-7421,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":-7421,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":-9675,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":-9675,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":-4118,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":-4115,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":-4115,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":-4096,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":-3897,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"AmortizationOfIntangibleAssets":{"label":"Amortization of Intangible Assets","description":"The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":208473,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":418392,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-08-01","end":"2010-10-31","val":209919,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2010Q3"},{"start":"2010-05-01","end":"2011-01-31","val":633038,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":853677,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":280880,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":280880,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":484174,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":484174,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-08-01","end":"2011-10-31","val":203294,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3"},{"start":"2011-05-01","end":"2012-01-31","val":683735,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":683735,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-05-01","end":"2012-04-30","val":786712,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":786712,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":9908,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":9908,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":19591,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":19591,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-01-31","val":29306,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":29306,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":39003,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":39003,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":0,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":0,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2014-01-31","val":0,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-04-30","val":0,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013"},{"start":"2016-05-01","end":"2017-04-30","val":3319,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2018-04-30","val":3500,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":3500,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2019-04-30","val":5821,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":5821,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2020-04-30","val":4247,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount":{"label":"Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount","description":"Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.","units":{"shares":[{"start":"2016-05-01","end":"2017-04-30","val":888814,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":964378,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":820886,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":1144172,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-11-01","end":"2018-01-31","val":1144172,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":1140432,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":1140432,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":1234022,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":1234022,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":1059763,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":1059763,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":1059763,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":1059763,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":1271398,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":1271398,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":1271398,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":1271398,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":1249940,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":1249940,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":1188044,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":1153786,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":1153786,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":1368774,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":1368774,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":1371469,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"Assets":{"label":"Assets","description":"Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.","units":{"USD":[{"end":"2011-04-30","val":15210969,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":15210969,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":15210969,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":15210969,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":19744675,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":20404468,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":21357046,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":21543944,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":21543944,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":21543944,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":21543944,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":21543944,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":26000297,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":25799356,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":26073469,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":25055877,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":25055877,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":25055877,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":25055877,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":25055877,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":24115045,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":21857461,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":20209933,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":19136890,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":19136890,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":19136890,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":19136890,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":19136890,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":18381915,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":16496633,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":14369866,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":14223164,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":14223164,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":14223164,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":14223164,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":14223164,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":12677937,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":13746311,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":12479496,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":12966131,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":12966131,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":12966131,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":12966131,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":12966131,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":12679959,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":11990718,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":12639286,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":11233146,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":11233146,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":11233146,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":11233146,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":11233146,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":12838849,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":12938986,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":14800998,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":13334227,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":13334227,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":13334227,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":13334227,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":13334227,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":12574756,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":11539396,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":11524712,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":11124786,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":11124786,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":11124786,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":11124786,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":11124786,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":12054141,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":12354798,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":11989452,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":13655953,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":13655953,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":13655953,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":13487002,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":13534572,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"AssetsCurrent":{"label":"Assets, Current","description":"Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.","units":{"USD":[{"end":"2011-04-30","val":4835997,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":4835997,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":4835997,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":4835997,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":9735307,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":11004023,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":12338443,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":12339167,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":12339167,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":12339167,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":12339167,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":12339167,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":16918971,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":16486730,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":16818483,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":16009806,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":16009806,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":16009806,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":16009806,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":16009806,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":15212589,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":13112734,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":11967875,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":10735916,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":10735916,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":10735916,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":10735916,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":10735916,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":9901947,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":8199555,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":7044348,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":6326187,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":6326187,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":6326187,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":6326187,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":6326187,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":5405955,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":6604744,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":5821814,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":5553661,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":5553661,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":5553661,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":5553661,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":5553661,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":5503253,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":5019671,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":5491328,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":4375341,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":4375341,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":4375341,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":4375341,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":4375341,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":5350565,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":5671394,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":7218362,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":6049138,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":6049138,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":6049138,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":6049138,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":6049138,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":5345279,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":4374743,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":4369856,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":4126387,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":4126387,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":4126387,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":4126387,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":4126387,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":3245093,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":3651673,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":3512941,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":5450228,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":5450228,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":5450228,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":5093159,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":5100470,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"AssetsFairValueDisclosure":{"label":"Assets, Fair Value Disclosure","description":"Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.","units":{"USD":[{"end":"2018-07-31","val":1892433,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":1852087,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":1756866,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":1863636,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":1863636,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":1863636,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":1863636,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":1863636,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":1228753,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":1859471,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":1765339,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":2439647,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":2439647,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":2439647,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":2700614,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":2487079,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"CapitalizedContractCostAmortization":{"label":"Capitalized Contract Cost, Amortization","description":"Amount of amortization expense for asset recognized from cost incurred to obtain or fulfill contract with customer.","units":{"USD":[{"start":"2017-05-01","end":"2017-10-31","val":113695,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-07-31","val":54100,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":59595,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2019-01-31","val":186822,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":73127,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":272785,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":272785,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":70815,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":70815,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":150179,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":79364,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":202466,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":52287,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":336662,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":37810,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":71676,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":33865,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"CapitalizedContractCostNet":{"label":"Capitalized Contract Cost, Net","description":"Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer.","units":{"USD":[{"end":"2018-07-31","val":158000,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":165545,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":172373,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":200348,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":200348,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":200348,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":200348,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":202634,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":222758,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":228327,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":222590,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"},{"end":"2020-07-31","val":208066,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":190917,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"Cash":{"label":"Cash","description":"Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Excludes cash and cash equivalents within disposal group and discontinued operation.","units":{"USD":[{"end":"2011-04-30","val":1707397,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":1707397,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":1707397,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":1707397,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":7229474,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":7240634,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":8141839,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":8154139,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":8154139,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":8154139,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":8154139,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":8154139,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":11404439,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":11669746,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":12830189,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":11229595,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":11229595,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":11229595,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":11229595,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":11229595,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":11251366,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":9423773,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":8143613,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":7172798,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":7172798,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":7172798,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":7172798,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":7172798,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":6852017,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":5058448,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":3703510,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":2852422,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":2852422,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":2852422,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":2852422,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":2852422,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":2214621,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":3110173,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":2606528,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":2159738,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":2159738,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":2159738,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":2159738,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":2159738,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":2160330,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":1919765,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":2521698,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":2071019,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":2071019,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":2071019,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":2071019,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":2071019,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":2526262,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":1682132,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":3048418,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":2348883,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":2348883,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":2348883,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":2348883,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":2348883,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":1877163,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":1848630,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":1744859,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":1862458,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":1862458,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":1862458,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":1862458,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":1862458,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":1223953,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":1853216,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":1764846,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":2433266,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":2433266,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":2433266,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":2674216,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":2480174,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"CashAndCashEquivalentsAtCarryingValue":{"label":"Cash and Cash Equivalents, at Carrying Value","description":"Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.","units":{"USD":[{"end":"2010-04-30","val":1556813,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2010-04-30","val":1556813,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2010-04-30","val":1556813,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2010-04-30","val":1556813,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010Q1I"},{"end":"2010-07-31","val":1209989,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2I"},{"end":"2010-10-31","val":2184011,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2010Q3I"},{"end":"2011-01-31","val":1710007,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2011-04-30","val":1707397,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":1707397,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":1707397,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":1707397,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2011-04-30","val":1707397,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2011-04-30","val":1707397,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2011-04-30","val":1707397,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2011-04-30","val":1707397,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011Q1I"},{"end":"2011-07-31","val":7229474,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-07-31","val":7229474,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2I"},{"end":"2011-10-31","val":7240634,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-10-31","val":7240634,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2011Q3I"},{"end":"2012-01-31","val":8141839,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2012-01-31","val":8141839,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2011Q4I"},{"end":"2012-04-30","val":8154139,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":8154139,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":8154139,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":8154139,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":8154139,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2012-04-30","val":8154139,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2012-04-30","val":8154139,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2012-04-30","val":8154139,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2012-04-30","val":8154139,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012Q1I"},{"end":"2012-07-31","val":11404439,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-07-31","val":11404439,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2I"},{"end":"2012-10-31","val":11669746,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-10-31","val":11669746,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2012Q3I"},{"end":"2013-01-31","val":12830189,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2013-01-31","val":12830189,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2012Q4I"},{"end":"2013-04-30","val":11229595,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":11229595,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":11229595,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":11229595,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":11229595,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2013-04-30","val":11229595,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2013-04-30","val":11229595,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2013-04-30","val":11229595,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2013-04-30","val":11229595,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013Q1I"},{"end":"2013-07-31","val":11251366,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-07-31","val":11251366,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2I"},{"end":"2013-10-31","val":9423773,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-10-31","val":9423773,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2013Q3I"},{"end":"2014-01-31","val":8143613,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2014-01-31","val":8143613,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2013Q4I"},{"end":"2014-04-30","val":7172798,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":7172798,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":7172798,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":7172798,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":7172798,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2014-04-30","val":7172798,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2014-04-30","val":7172798,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2014-04-30","val":7172798,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2014-04-30","val":7172798,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014Q1I"},{"end":"2014-07-31","val":6852017,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-07-31","val":6852017,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2I"},{"end":"2014-10-31","val":5058448,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-10-31","val":5058448,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2014Q3I"},{"end":"2015-01-31","val":3703510,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2015-01-31","val":3703510,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2014Q4I"},{"end":"2015-04-30","val":2852422,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":2852422,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":2852422,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":2852422,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":2852422,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2015-04-30","val":2852422,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2015-04-30","val":2852422,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2015-04-30","val":2852422,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2015-04-30","val":2852422,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015Q1I"},{"end":"2015-07-31","val":2214621,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-07-31","val":2214621,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":3110173,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-10-31","val":3110173,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":2606528,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2016-01-31","val":2606528,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2015Q4I"},{"end":"2016-04-30","val":2159738,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":2159738,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":2159738,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":2159738,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":2159738,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2016-04-30","val":2159738,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2016-04-30","val":2159738,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2016-04-30","val":2159738,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2016-04-30","val":2159738,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016Q1I"},{"end":"2016-07-31","val":2160330,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-07-31","val":2160330,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":1919765,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-10-31","val":1919765,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2016Q3I"},{"end":"2017-01-31","val":2521698,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2017-01-31","val":2521698,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":2071019,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":2071019,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":2071019,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":2071019,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":2071019,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2017-04-30","val":2071019,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2017-04-30","val":2071019,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2017-04-30","val":2071019,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2017-04-30","val":2071019,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017Q1I"},{"end":"2017-07-31","val":2526262,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-07-31","val":2526262,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2I"},{"end":"2017-10-31","val":1682132,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-10-31","val":1682132,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3I"},{"end":"2018-01-31","val":3048418,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2018-01-31","val":3048418,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4I"},{"end":"2018-04-30","val":2348883,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":2348883,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":2348883,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":2348883,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":2348883,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2018-04-30","val":2348883,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2018-04-30","val":2348883,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2018-04-30","val":2348883,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2018-04-30","val":2348883,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018Q1I"},{"end":"2018-07-31","val":1877163,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-07-31","val":1877163,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2I"},{"end":"2018-10-31","val":1848630,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-10-31","val":1848630,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3I"},{"end":"2019-01-31","val":1744859,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2019-01-31","val":1744859,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4I"},{"end":"2019-04-30","val":1862458,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":1862458,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":1862458,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":1862458,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":1862458,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2019-04-30","val":1862458,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2019-04-30","val":1862458,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q1I"},{"end":"2019-07-31","val":1223953,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-07-31","val":1223953,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2I"},{"end":"2019-10-31","val":1853216,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-10-31","val":1853216,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3I"},{"end":"2020-01-31","val":1764846,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":2433266,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":2433266,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":2433266,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":2674216,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":2480174,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"CashAndCashEquivalentsFairValueDisclosure":{"label":"Cash and Cash Equivalents, Fair Value Disclosure","description":"Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.","units":{"USD":[{"end":"2017-04-30","val":2071019,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q1I"},{"end":"2018-01-31","val":3048418,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":2348883,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":2348883,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":2348883,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":2348883,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":1877163,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":1848630,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":1744859,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":1862458,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":1862458,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":1862458,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":1862458,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":1862458,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":1223953,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":1853216,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":1764846,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":2433266,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":2433266,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":2433266,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":2674216,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":2480174,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"CashAndCashEquivalentsPeriodIncreaseDecrease":{"label":"Cash and Cash Equivalents, Period Increase (Decrease)","description":"Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Includes effect from exchange rate changes.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":-346824,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":627198,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":153194,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":150584,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":5522077,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":5522077,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":5533237,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":5533237,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-05-01","end":"2012-01-31","val":6434442,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":6434442,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-05-01","end":"2012-04-30","val":6446742,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":6446742,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":3250300,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":3250300,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":3515607,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":3515607,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-01-31","val":4676050,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":4676050,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":3075456,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":3075456,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":21771,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":21771,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":-1805822,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":-1805822,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-05-01","end":"2014-01-31","val":-3085982,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":-3085982,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":-4056797,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":-4056797,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":-320781,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":-320781,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":-2114350,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":-2114350,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":-3469288,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":-3469288,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":-4320376,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":-4320376,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":-637801,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-637801,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":257751,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":257751,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":-245894,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":-245894,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":-692684,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":-692684,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":592,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":592,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":-239973,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":-239973,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":361960,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":361960,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":-88719,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":-88719,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":455243,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":455243,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":-388887,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":-388887,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":977399,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":977399,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":277864,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":277864,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":-471720,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":-471720,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":-500253,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":-500253,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":-604024,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":-604024,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":-486425,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":-486425,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":-638505,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":-638505,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":-9242,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":-9242,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":-97613,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":570808,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":240950,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":46908,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"ClassOfWarrantOrRightOutstanding":{"label":"Class of Warrant or Right, Outstanding","description":"Number of warrants or rights outstanding.","units":{"shares":[{"end":"2016-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016Q1I"},{"end":"2017-04-30","val":146500,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":146500,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2017-04-30","val":146500,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017Q1I"},{"end":"2018-01-31","val":0,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2019Q1I"}]}},"CommonStockParOrStatedValuePerShare":{"label":"Common Stock, Par or Stated Value Per Share","description":"Face amount or stated value per share of common stock.","units":{"USD/shares":[{"end":"2011-04-30","val":0.001,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":0.001,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":0.001,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":0.001,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":0.001,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":0.001,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":0.001,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":0.001,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":0.001,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":0.001,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":0.001,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":0.001,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":0.001,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":0.001,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":0.001,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":0.001,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":0.001,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":0.001,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":0.001,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":0.001,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":0.001,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":0.001,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":0.001,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":0.001,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":0.001,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":0.001,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":0.001,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":0.001,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":0.001,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":0.001,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":0.001,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":0.001,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":0.001,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":0.001,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":0.001,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":0.001,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":0.001,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":0.001,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":0.001,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":0.001,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":0.001,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":0.001,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":0.001,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":0.001,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":0.001,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":0.001,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":0.001,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":0.001,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":0.001,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":0.001,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":0.001,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":0.001,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":0.001,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":0.001,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":0.001,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":0.001,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":0.001,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":0.001,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":0.001,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":0.001,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":0.001,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":0.001,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":0.001,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":0.001,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":0.001,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":0.001,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":0.001,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":0.001,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":0.001,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":0.001,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":0.001,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":0.001,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":0.001,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":0.001,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":0.001,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":0.001,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"CommonStockSharesAuthorized":{"label":"Common Stock, Shares Authorized","description":"The maximum number of common shares permitted to be issued by an entity's charter and bylaws.","units":{"shares":[{"end":"2011-04-30","val":83076900,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":83076900,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":83076900,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":83076900,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":83076900,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":83076900,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":83076900,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":83076900,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":83076900,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":83076900,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":83076900,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":83076900,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":83076900,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":83076900,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":83076900,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":83076900,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":83076900,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":100000000,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":100000000,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":100000000,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":83076900,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":100000000,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":100000000,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":100000000,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":100000000,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":100000000,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":100000000,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":100000000,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":100000000,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":100000000,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":100000000,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":100000000,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":100000000,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":10000000,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":10000000,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":100000000,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":100000000,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":10000000,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":10000000,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":100000000,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":10000000,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":10000000,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":10000000,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":100000000,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":10000000,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":10000000,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":10000000,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":100000000,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":10000000,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":10000000,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":10000000,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":100000000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":10000000,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":10000000,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":10000000,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":100000000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":100000000,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":100000000,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":100000000,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":100000000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":100000000,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":100000000,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":100000000,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":100000000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":100000000,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":100000000,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":10000000,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":10000000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":100000000,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":100000000,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":10000000,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":10000000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":10000000,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":50000000,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":10000000,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":50000000,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"CommonStockSharesIssued":{"label":"Common Stock, Shares, Issued","description":"Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.","units":{"shares":[{"end":"2011-04-30","val":33440106,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":33439906,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":33439906,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":33439906,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":38794815,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":39868297,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":39908297,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":39960479,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":39960479,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":39960479,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":39960479,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":39960479,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":41563353,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":41724874,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":41929898,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":41958350,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":41958350,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":41958350,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":41958350,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":41958350,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":41945655,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":42080937,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":42232092,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":42599869,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":42599869,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":42599869,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":42599869,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":42599869,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":42586267,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":42524467,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":42404479,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":42333945,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":42333945,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":4233395,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":4233395,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":4233395,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":42375069,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":4535991,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":4536248,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":4542348,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":4542348,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":4542348,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":4542348,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":4542348,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":4555048,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":4553548,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":5006545,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":5005245,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":5005245,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":5005245,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":5005245,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":5005245,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":5485808,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":5499150,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":5935206,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":5930468,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":5930468,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":5930468,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":5930468,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":5930468,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":5939598,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":5943082,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":5946832,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":5950246,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":5950246,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":5950246,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":5950246,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":5950246,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":5953380,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":5957585,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":6101518,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":6103612,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":6103612,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":6103612,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":6411063,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":6438905,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"CommonStockSharesOutstanding":{"label":"Common Stock, Shares, Outstanding","description":"Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.","units":{"shares":[{"end":"2011-04-30","val":33440106,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":33439906,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":33439906,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":33439906,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":38794815,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":39868297,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":39908297,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":39960479,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":39960479,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":39960479,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":39960479,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":39960479,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":41563353,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":41724874,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":41929898,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":41958350,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2013Q1I"},{"end":"2014-04-30","val":42599869,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":42599869,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":42599869,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-10-31","val":42524467,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":42404479,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":42333945,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":42333945,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":4233395,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":4233395,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":4233395,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":42375069,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":4535991,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":4536248,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":4542348,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":4542348,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":4542348,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":4542348,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":4542348,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":4555048,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":4553548,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":5006545,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":5005245,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":5005245,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":5005245,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":5005245,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":5005245,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":5485808,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":5499150,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":5935206,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":5930468,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":5930468,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":5930468,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q1I"},{"end":"2018-07-31","val":5939598,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":5943082,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"}]}},"CommonStockValue":{"label":"Common Stock, Value, Issued","description":"Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.","units":{"USD":[{"end":"2011-04-30","val":33440,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":33440,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":33440,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":33440,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":38795,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":39869,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":39909,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":39961,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":39961,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":39961,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":39961,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":39961,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":41564,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":41725,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":41930,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":41959,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":41959,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":41959,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":41959,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":41959,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":41946,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":42081,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":42232,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":42600,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":42600,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":42600,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":42600,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":42600,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":42587,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":42525,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":42404,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":42334,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":42334,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":4233,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":4233,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":4233,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":42375,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":4536,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":4536,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":4542,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":4542,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":4542,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":4542,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":4542,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":4555,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":4554,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":5007,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":5005,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":5005,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":5005,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":5005,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":5005,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":5486,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":5499,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":5935,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":5931,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":5931,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":5931,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":5931,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":5931,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":5940,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":5943,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":5947,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":5950,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":5950,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":5950,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":5950,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":5950,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":5953,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":5957,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":6102,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":6104,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":6104,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":6104,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":6411,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":6439,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"ComprehensiveIncomeNetOfTax":{"label":"Comprehensive Income (Loss), Net of Tax, Attributable to Parent","description":"Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":-1647266,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":-2476836,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-08-01","end":"2010-10-31","val":-829570,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2010Q3"},{"start":"2010-05-01","end":"2011-01-31","val":-2912399,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":-435563,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-05-01","end":"2011-04-30","val":-2902771,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":-972775,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":-972775,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":-1227549,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":-1227549,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-08-01","end":"2011-10-31","val":-254774,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-08-01","end":"2011-10-31","val":-254774,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2011Q3"},{"start":"2011-05-01","end":"2012-01-31","val":-1381963,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":-1381963,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-11-01","end":"2012-01-31","val":-150456,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":-150456,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2011Q4"},{"start":"2011-05-01","end":"2012-04-30","val":-2429098,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":-2429098,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":706972,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":706972,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":413724,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":413724,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-08-01","end":"2012-10-31","val":-293248,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-08-01","end":"2012-10-31","val":-293248,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2012Q3"},{"start":"2012-05-01","end":"2013-01-31","val":250142,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":250142,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-11-01","end":"2013-01-31","val":-163582,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-11-01","end":"2013-01-31","val":-163582,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2012Q4"},{"start":"2012-05-01","end":"2013-04-30","val":221219,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":221219,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":-1354530,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":-1354530,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":-3620746,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":-3620746,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-08-01","end":"2013-10-31","val":-2266216,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-08-01","end":"2013-10-31","val":-2266216,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2013Q3"},{"start":"2013-05-01","end":"2014-01-31","val":-6275504,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":-6275504,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-11-01","end":"2014-01-31","val":-2654758,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-11-01","end":"2014-01-31","val":-2654758,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2013Q4"},{"start":"2013-05-01","end":"2014-04-30","val":-6567755,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":-6567755,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":-1297517,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":-1297517,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":-3171803,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":-3171803,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-08-01","end":"2014-10-31","val":-1874286,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":-1874286,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2014Q3"},{"start":"2014-05-01","end":"2015-01-31","val":-5379424,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":-5379424,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-11-01","end":"2015-01-31","val":-2207621,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-11-01","end":"2015-01-31","val":-2207621,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2014Q4"},{"start":"2014-05-01","end":"2015-04-30","val":-5849911,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":-5849911,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":-2111099,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-2111099,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":-2593989,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":-2593989,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":-482890,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":-482890,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-05-01","end":"2016-01-31","val":-3683895,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":-3683895,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-11-01","end":"2016-01-31","val":-1089906,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-11-01","end":"2016-01-31","val":-1089906,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2015Q4"},{"start":"2015-05-01","end":"2016-04-30","val":-3242063,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":-3242063,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":-859263,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-859263,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":-1780210,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":-1780210,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-08-01","end":"2016-10-31","val":-920947,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":-920947,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-01-31","val":-2144140,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":-2144140,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":-363930,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":-363930,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":-3541071,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":-3541071,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":44020,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":44020,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":-223088,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":-223088,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":-267108,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-08-01","end":"2017-10-31","val":-267108,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2017-05-01","end":"2018-01-31","val":-367680,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":-367680,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-11-01","end":"2018-01-31","val":-144592,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":-144592,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":-2428715,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":-2428715,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":-1213913,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":-1213913,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":-3389964,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":-3389964,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":-2176052,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":-2176052,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":-4450440,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":-4450440,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":-1060476,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":-1060476,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":-5646693,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":-5646693,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":-627180,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":-627180,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":-1437980,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":-1437980,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":-810800,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":-810800,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":-1772620,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":-334641,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":-1581131,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":536127,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":713199,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":177072,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"ConvertibleDebtNoncurrent":{"label":"Convertible Debt, Noncurrent","description":"Carrying amount of long-term convertible debt as of the balance sheet date, net of the amount due in the next twelve months or greater than the normal operating cycle, if longer. The debt is convertible into another form of financial instrument, typically the entity's common stock.","units":{"USD":[{"end":"2011-04-30","val":1305002,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-04-30","val":1305002,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":1305002,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":1305002,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-07-31","val":0,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":0,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":0,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":0,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":0,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2013-04-30","val":0,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2013Q1I"}]}},"CostOfRevenue":{"label":"Cost of Revenue","description":"The aggregate cost of goods produced and sold and services rendered during the reporting period.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":748862,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":1444684,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-08-01","end":"2010-10-31","val":695822,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2010Q3"},{"start":"2010-05-01","end":"2011-01-31","val":2168993,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":724309,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-05-01","end":"2011-04-30","val":2864838,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":860145,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":860145,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":1508346,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":1508346,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-08-01","end":"2011-10-31","val":648201,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-08-01","end":"2011-10-31","val":648201,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2011Q3"},{"start":"2011-05-01","end":"2012-01-31","val":2179033,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":2179033,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-11-01","end":"2012-01-31","val":670687,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":670687,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2011Q4"},{"start":"2011-05-01","end":"2012-04-30","val":2818569,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":2818569,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":559793,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":559793,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":1185799,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":1185799,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-08-01","end":"2012-10-31","val":626006,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-08-01","end":"2012-10-31","val":626006,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2012Q3"},{"start":"2012-05-01","end":"2013-01-31","val":1723232,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":1723232,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-11-01","end":"2013-01-31","val":537433,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-11-01","end":"2013-01-31","val":537433,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2012Q4"},{"start":"2012-05-01","end":"2013-04-30","val":2276777,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":2276777,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":557455,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":557455,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":1129312,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":1129312,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-08-01","end":"2013-10-31","val":571857,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-08-01","end":"2013-10-31","val":571857,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2013Q3"},{"start":"2013-05-01","end":"2014-01-31","val":1658957,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":1658957,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-11-01","end":"2014-01-31","val":529645,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-11-01","end":"2014-01-31","val":529645,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2013Q4"},{"start":"2013-05-01","end":"2014-04-30","val":2231222,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":2231222,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":618054,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":618054,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":1204509,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":1204509,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-08-01","end":"2014-10-31","val":586455,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":586455,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2014Q3"},{"start":"2014-05-01","end":"2015-01-31","val":1749176,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":1749176,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-11-01","end":"2015-01-31","val":544667,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-11-01","end":"2015-01-31","val":544667,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2014Q4"},{"start":"2014-05-01","end":"2015-04-30","val":2222071,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":2222071,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":481932,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":481932,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":977565,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":977565,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":495633,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":495633,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-05-01","end":"2016-01-31","val":1441667,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":1441667,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-11-01","end":"2016-01-31","val":464102,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-11-01","end":"2016-01-31","val":464102,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2015Q4"},{"start":"2015-05-01","end":"2016-04-30","val":1667087,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":1667087,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":497116,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":497116,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":973663,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":973663,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-08-01","end":"2016-10-31","val":476547,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":476547,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-01-31","val":1334385,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":1334385,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":360722,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":360722,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":1729930,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":1729930,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":388243,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":388243,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":769065,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":769065,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":380822,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-08-01","end":"2017-10-31","val":380822,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2017-05-01","end":"2018-01-31","val":1131122,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":1131122,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-11-01","end":"2018-01-31","val":362057,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":362057,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":1629814,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":1629814,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":595556,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":595556,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":1219367,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":1219367,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":623811,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":623811,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":1782603,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":1782603,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":563236,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":563236,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":2223984,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":2223984,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":511360,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":511360,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":1073979,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":1073979,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":562619,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":562619,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":1538866,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":464887,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":2124948,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":555889,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":1145441,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":589552,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption":{"label":"Cumulative Effect of New Accounting Principle in Period of Adoption (Deprecated 2020-01-31)","description":"Amount after tax of increase (decrease) to equity or (increase) decrease to net assets, resulting from the cumulative effect adjustment of a new accounting principle applied in the period of adoption.","units":{"USD":[{"end":"2018-04-30","val":134033,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":134033,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":134033,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q1I"},{"end":"2018-07-31","val":134033,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2I"},{"end":"2018-10-31","val":134033,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3I"},{"end":"2019-01-31","val":134033,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4I"},{"end":"2019-04-30","val":134033,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2019Q1I"}]}},"CustomerDepositsCurrent":{"label":"Customer Deposits, Current","description":"The current portion of money or property received from customers which is either to be returned upon satisfactory contract completion or applied to customer receivables in accordance with the terms of the contract or the understandings.","units":{"USD":[{"end":"2011-04-30","val":2018,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":2018,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":2018,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":2018,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":2083,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":2083,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":807316,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":13872,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":13872,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":13872,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":13872,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":13872,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":13872,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":13872,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":9553,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":9553,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":9553,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":9553,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":9553,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":9553,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":9553,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":9553,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":800553,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":9553,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":9553,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":9553,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":9553,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":9553,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":9553,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":9553,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":0,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":0,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":0,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":0,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":0,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":0,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":8070,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":21500,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":16710,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":2384,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":2384,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":2384,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":2384,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":2384,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":6357,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":7719,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":21499,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":6211,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":6211,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":6211,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":6211,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":6211,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":11793,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":4680,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":2794,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":2200,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":2200,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":2200,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":2200,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":2200,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":2200,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":3137,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":3137,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":947,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":947,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"}]}},"DebtInstrumentConvertibleBeneficialConversionFeature":{"label":"Debt Instrument, Convertible, Beneficial Conversion Feature","description":"Amount of a favorable spread to a debt holder between the amount of debt being converted and the value of the securities received upon conversion. This is an embedded conversion feature of convertible debt issued that is in-the-money at the commitment date.","units":{"USD":[{"start":"2010-05-01","end":"2011-04-30","val":215536,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"}]}},"DebtInstrumentInterestRateStatedPercentage":{"label":"Debt Instrument, Interest Rate, Stated Percentage","description":"Contractual interest rate for funds borrowed, under the debt agreement.","units":{"pure":[{"end":"2018-10-31","val":0.08,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":0.08,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":0.08,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2019Q1I"}]}},"DebtInstrumentUnusedBorrowingCapacityAmount":{"label":"Debt Instrument, Unused Borrowing Capacity, Amount","description":"Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date.","units":{"USD":[{"end":"2019-10-31","val":1000000,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":1000000,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"}]}},"DeferredCompensationArrangementWithIndividualAllocatedShareBasedCompensationExpense":{"label":"Deferred Compensation Arrangement with Individual, Allocated Share-based Compensation Expense","description":"Amount of expense recognized from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments), awarded to key employees or individuals. Excludes amount related to plans that cover generally all employees (for example, but not limited to, qualified pension plans).","units":{"USD":[{"start":"2016-05-01","end":"2017-01-31","val":263922,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":32507,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":296429,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2018-01-31","val":255719,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":22564,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":274246,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":188682,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":204530,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":15848,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":219554,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":15024,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":240147,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":20326,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":20326,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":39303,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":39303,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":18978,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":18978,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":168080,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":128777,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":197600,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":28865,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":108461,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":79598,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"DeferredCosts":{"label":"Deferred Costs, Noncurrent","description":"Amount of deferred cost, excluding capitalized cost related to contract with customer; classified as noncurrent.","units":{"USD":[{"end":"2018-04-30","val":0,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":0,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":70449,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2019-04-30","val":77571,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":77571,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q1I"},{"end":"2019-07-31","val":79313,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2020-04-30","val":92644,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":92644,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":79787,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":64769,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"DeferredCostsCurrent":{"label":"Deferred Costs, Current","description":"Sum of the carrying amounts as of the balance sheet date of deferred costs capitalized at the end of the reporting period that are expected to be charged against earnings within one year or the normal operating cycle, if longer.","units":{"USD":[{"end":"2018-04-30","val":0,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":0,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q1I"},{"end":"2018-07-31","val":87566,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":103292,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":110561,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":122777,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":122777,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":122777,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":122777,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":122777,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":131068,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":141981,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":152816,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":129946,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":129946,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":129946,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":128279,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":126148,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"DeferredOtherTaxExpenseBenefit":{"label":"Deferred Other Tax Expense (Benefit)","description":"Amount of other deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. For example, but not limited to, acquisition-date income tax benefits or expenses recognized from changes in the acquirer's valuation allowance for its previously existing deferred tax assets resulting from a business combination and adjustments to beginning-of-year balance of a valuation allowance because of a change in circumstance causing a change in judgment about the realizability of the related deferred tax asset in future periods.","units":{"USD":[{"start":"2017-05-01","end":"2018-04-30","val":6648000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017"}]}},"DeferredRevenueCurrent":{"label":"Deferred Revenue, Current","description":"Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable, classified as current.","units":{"USD":[{"end":"2011-04-30","val":958626,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":958626,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":958626,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":958626,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":770374,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":919570,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":1175527,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":1308174,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":1308174,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":1308174,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":1308174,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":1308174,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":1679861,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":1594643,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":2280778,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":1442511,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":1442511,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":1442511,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":1442511,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":1442511,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":1579651,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":1533841,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":1589298,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":1625826,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":1625826,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":1625826,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":1625826,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":1625826,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":1689742,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":1605998,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":1736904,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":1866986,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":1866986,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":1866986,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":1866986,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":1866986,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":2110041,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":2076715,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":1860859,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":1808857,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":1808857,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":1808857,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":1808857,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":1808857,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":1987491,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":2128837,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":2083171,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":2134948,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":2134948,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":2134948,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":2134948,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":2134948,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":2016863,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":2372559,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":2421672,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":2565876,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":2565876,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":2565876,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":2565876,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":2565876,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":2558932,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":2597465,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":2680073,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":2593726,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":2593726,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":2593726,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":2593726,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":2593726,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":2553510,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":2813753,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":2780478,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":3782400,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":3782400,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":3782400,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":3942399,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":4530653,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"DeferredRevenueLeasesNetNoncurrent":{"label":"Deferred Lease Income, after Accumulated Amortization, Noncurrent","description":"Amount, after accumulated amortization, of deferred lease income, classified as noncurrent. Includes, but is not limited to, amount paid in advance by lessee.","units":{"USD":[{"end":"2013-04-30","val":30110,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":30110,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2014-01-31","val":4438,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":0,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":0,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":0,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":0,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":0,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":59778,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":58065,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":47912,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":47760,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":47760,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":47760,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":47760,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":47760,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":41728,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":38752,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":33849,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":35379,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":35379,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":35379,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":35379,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":35379,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":31573,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":28284,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":26503,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":23022,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":23022,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":23022,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":23022,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":23022,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":22570,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":19366,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":17611,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":14339,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":14339,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":14339,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":14339,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":14339,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":11638,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":9071,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":6596,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":4031,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":4031,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":4031,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":4031,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":4031,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-10-31","val":0,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"}]}},"DeferredRevenueNoncurrent":{"label":"Deferred Revenue, Noncurrent","description":"Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable, classified as noncurrent.","units":{"USD":[{"end":"2011-04-30","val":2474,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-04-30","val":2474,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":2474,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":2474,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-07-31","val":1847,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":21594,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":59620,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":56082,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":56082,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-04-30","val":56082,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":56082,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":56082,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-07-31","val":54758,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":45314,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":45242,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":30110,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q1I"},{"end":"2013-04-30","val":30110,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":30110,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-07-31","val":29717,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":14570,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"}]}},"DeferredRevenueRevenueRecognized1":{"label":"Deferred Revenue, Revenue Recognized","description":"Amount of revenue recognized that was previously reported as deferred or unearned revenue.","units":{"USD":[{"start":"2017-05-01","end":"2017-10-31","val":1655852,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-07-31","val":947800,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":708052,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2019-01-31","val":2129124,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":473272,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":2364378,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":2364378,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":1095424,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":1839548,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":744124,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":2291197,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":451649,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":2483332,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":1564389,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":2686997,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":1122608,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"DeferredSalesCommission":{"label":"Deferred Sales Commission","description":"Carrying amount of advanced commission payments.","units":{"USD":[{"end":"2018-04-30","val":0,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q1I"},{"end":"2018-07-31","val":70449,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":62253,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":61812,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":77571,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":77571,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":77571,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":77571,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-10-31","val":80777,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":75511,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":92644,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"DeferredTaxAssetsCapitalLossCarryforwards":{"label":"Deferred Tax Assets, Capital Loss Carryforwards","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible capital loss carryforwards.","units":{"USD":[{"end":"2017-04-30","val":227000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":242000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":242000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":240000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":240000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2020-04-30","val":232000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"DeferredTaxAssetsGoodwillAndIntangibleAssets":{"label":"Deferred Tax Assets, Goodwill and Intangible Assets","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from intangible assets including goodwill.","units":{"USD":[{"end":"2017-04-30","val":405000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":431000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":431000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":428000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2019Q1I"}]}},"DeferredTaxAssetsInProcessResearchAndDevelopment":{"label":"Deferred Tax Assets, in Process Research and Development","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from in-process research and development costs expensed in connection with a business combination.","units":{"USD":[{"end":"2017-04-30","val":2837000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":2993000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":2993000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":2971000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":2971000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2020-04-30","val":2872000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"DeferredTaxAssetsNet":{"label":"Deferred Tax Assets, Net of Valuation Allowance","description":"Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.","units":{"USD":[{"end":"2017-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2020-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"DeferredTaxAssetsOperatingLossCarryforwards":{"label":"Deferred Tax Assets, Operating Loss Carryforwards","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.","units":{"USD":[{"end":"2017-04-30","val":19378000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":13606000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":13606000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":14805000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":14806000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2020-04-30","val":15285000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"DeferredTaxAssetsOther":{"label":"Deferred Tax Assets, Other","description":"Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other.","units":{"USD":[{"end":"2017-04-30","val":39000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":12000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":12000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":7000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":7000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2020-04-30","val":3000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"DeferredTaxAssetsPropertyPlantAndEquipment":{"label":"Deferred Tax Assets, Property, Plant and Equipment","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from property, plant, and equipment.","units":{"USD":[{"end":"2017-04-30","val":164000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":133000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":133000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":142000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":570000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2020-04-30","val":552000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"DeferredTaxAssetsTaxCreditCarryforwards":{"label":"Deferred Tax Assets, Tax Credit Carryforwards","description":"Amount, before allocation of a valuation allowances, of deferred tax assets attributable to deductible tax credit carryforwards including, but not limited to, research, foreign, general business, alternative minimum tax, and other deductible tax credit carryforwards.","units":{"USD":[{"end":"2017-04-30","val":413000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":439000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":439000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":436000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":436000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2020-04-30","val":422000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"DeferredTaxAssetsValuationAllowance":{"label":"Deferred Tax Assets, Valuation Allowance","description":"Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.","units":{"USD":[{"end":"2017-04-30","val":-23805000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":-17782000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":17782000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":18874000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":18874000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2020-04-30","val":18856000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"DepositsAssetsNoncurrent":{"label":"Deposits Assets, Noncurrent","description":"Carrying value of amounts transferred to third parties for security purposes that are expected to be returned or applied towards payment after one year or beyond the operating cycle, if longer.","units":{"USD":[{"end":"2011-04-30","val":159433,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":159433,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":159433,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":159433,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":159813,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":127618,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":62146,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":62521,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":62521,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":62521,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":62521,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":62521,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":77741,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":126551,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":127872,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":125160,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":125160,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":125160,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":125160,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":125160,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":123077,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":127770,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":121526,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":125267,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":125267,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":125267,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":125267,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":125267,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":119534,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":116697,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":93140,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":97667,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":97667,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":97667,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":97667,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":97667,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":91051,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":90054,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":84566,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":93868,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":93868,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":93868,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":93868,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":93868,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":95080,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":92819,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":94816,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":91400,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":91400,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":91400,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":91400,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":91400,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":99497,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":98481,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":102417,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":98633,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":98633,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":98633,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":98633,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":98633,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":97389,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":96706,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":96701,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":94829,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":94829,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":94829,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":94829,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":94829,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":96601,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":96541,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":96113,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":82039,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":82039,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":82039,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":85623,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":84625,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"Depreciation":{"label":"Depreciation","description":"The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":3994,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":69311,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-08-01","end":"2010-10-31","val":34802,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2010Q3"},{"start":"2010-05-01","end":"2011-01-31","val":15835,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":22017,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":6181,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":6181,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":60050,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":12363,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-08-01","end":"2011-10-31","val":29209,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3"},{"start":"2011-05-01","end":"2012-01-31","val":17363,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":17363,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-05-01","end":"2012-04-30","val":25485,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":25485,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":5310,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":5310,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":22071,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":22071,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-01-31","val":22071,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":22071,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":67669,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":67669,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":22799,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":22799,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":45598,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":45598,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-05-01","end":"2014-01-31","val":61058,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":61058,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":74955,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":74955,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":23855,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":23855,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":23855,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":23855,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":30904,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":30904,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":32710,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":32710,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":1806,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":1806,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":3612,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":3612,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":5419,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":5419,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":7225,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":7225,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":1806,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":1806,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":3390,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":5419,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":4975,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":4975,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":6559,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":6559,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":1584,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":1584,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":3168,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":3168,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":4753,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":4753,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":6337,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":6337,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":528,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":528,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2019-01-31","val":528,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-04-30","val":529,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018"},{"start":"2019-05-01","end":"2020-04-30","val":529,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"DepreciationAndAmortization":{"label":"Depreciation, Depletion and Amortization, Nonproduction","description":"The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":34509,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":69311,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":104647,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":134880,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":30841,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":30841,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":60050,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":60050,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-05-01","end":"2012-01-31","val":87901,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":87901,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-05-01","end":"2012-04-30","val":109243,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":109243,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":33495,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":33495,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":81830,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":81830,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-01-31","val":134414,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":134414,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":187023,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":187023,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":55389,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":55389,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":112974,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":112974,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-05-01","end":"2014-01-31","val":174032,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":174032,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":236443,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":236443,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":67510,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":67510,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":114650,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":114650,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":160959,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":160959,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":209382,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":209382,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":73778,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":73778,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":120717,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":120717,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":160830,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":160830,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":199335,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":199335,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":26610,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":26610,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":52487,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":52487,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":85918,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":85918,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":113880,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":113880,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":29454,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":29454,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":55869,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":55869,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":85153,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":85153,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":113805,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":113805,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":28942,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":28942,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":47309,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":47309,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":73323,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":73323,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":105464,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":105464,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":19982,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":19982,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":37249,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":37249,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":53708,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":72947,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":20878,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":41716,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"DerivativeAssetsCurrent":{"label":"Derivative Asset, Current","description":"Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.","units":{"USD":[{"end":"2012-04-30","val":0,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":0,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":0,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":0,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":57700,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":65461,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":78435,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":9830,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":9830,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":9830,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":9830,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":9830,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":2760,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":0,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":0,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":0,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2014Q1I"},{"end":"2018-04-30","val":0,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q1I"},{"end":"2018-07-31","val":15720,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":3457,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":12007,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":1178,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":1178,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":1178,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":1178,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":1178,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":4800,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":6255,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":493,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":6381,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":6381,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":6381,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":26398,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":6905,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"DerivativeGainLossOnDerivativeNet":{"label":"Derivative, Gain (Loss) on Derivative, Net","description":"Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":0,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":0,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-08-01","end":"2010-10-31","val":0,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2010Q3"},{"start":"2010-05-01","end":"2011-01-31","val":0,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":0,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-05-01","end":"2011-04-30","val":0,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":145714,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":145714,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":427728,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":427728,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-08-01","end":"2011-10-31","val":282014,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-08-01","end":"2011-10-31","val":282014,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2011Q3"},{"start":"2011-05-01","end":"2012-01-31","val":636232,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":636232,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-11-01","end":"2012-01-31","val":208504,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":208504,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2011Q4"},{"start":"2011-05-01","end":"2012-04-30","val":-715803,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":-715803,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":785128,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":785128,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":993164,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":993164,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-08-01","end":"2012-10-31","val":208036,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-08-01","end":"2012-10-31","val":208036,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2012Q3"},{"start":"2012-05-01","end":"2013-01-31","val":1524600,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":1524600,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-11-01","end":"2013-01-31","val":531436,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-11-01","end":"2013-01-31","val":531436,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2012Q4"},{"start":"2012-05-01","end":"2013-04-30","val":1785773,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":1785773,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":85987,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":85987,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":73413,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":73413,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-08-01","end":"2013-10-31","val":-12574,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-08-01","end":"2013-10-31","val":-12574,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2013Q3"},{"start":"2013-05-01","end":"2014-01-31","val":12119,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":12119,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-11-01","end":"2014-01-31","val":-61294,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-11-01","end":"2014-01-31","val":-61294,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2013Q4"},{"start":"2013-05-01","end":"2014-04-30","val":-87339,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":-87339,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":0,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":0,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":0,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":0,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-08-01","end":"2014-10-31","val":0,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":0,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2014Q3"},{"start":"2014-05-01","end":"2015-01-31","val":0,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":0,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-11-01","end":"2015-01-31","val":0,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-11-01","end":"2015-01-31","val":0,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2014Q4"},{"start":"2014-05-01","end":"2015-04-30","val":0,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":0,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":-39615,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-39615,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":-47690,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":-47690,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":-8075,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":-8075,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-05-01","end":"2016-01-31","val":-47690,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":-47690,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-11-01","end":"2016-01-31","val":0,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-11-01","end":"2016-01-31","val":0,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2015Q4"},{"start":"2015-05-01","end":"2016-04-30","val":-47690,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":-47690,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":0,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":0,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":0,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-01-31","val":0,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":0,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":0,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":0,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2018-05-01","end":"2018-07-31","val":5402,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":5402,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":-5152,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":-5152,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":-10554,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":-10554,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":-897,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":-897,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":4255,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":4255,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":1735,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":1735,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":586,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":586,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":10194,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":10194,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":9608,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":9608,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":-8990,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":-19184,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":-132377,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":161926,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":133982,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":-27944,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"DerivativeLiabilitiesCurrent":{"label":"Derivative Liability, Current","description":"Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.","units":{"USD":[{"end":"2011-04-30","val":0,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":0,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":0,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":0,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":1165427,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":883413,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":674909,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":2026944,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":2026944,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":2026944,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":2026944,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":2026944,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":1244876,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":969451,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":387286,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":93057,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":93057,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":93057,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":93057,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":93057,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":0,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":9814,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":71108,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":0,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2014Q1I"},{"end":"2015-04-30","val":0,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":39615,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2018-04-30","val":0,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q1I"},{"end":"2018-07-31","val":10318,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":13719,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":18052,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":4512,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":4512,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":4512,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":4512,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":4512,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":7614,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":379,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":14761,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":140299,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":140299,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":140299,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":0,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":11338,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"DueToRelatedPartiesCurrent":{"label":"Due to Related Parties, Current","description":"Carrying amount as of the balance sheet date of obligations due all related parties. For classified balance sheets, represents the current portion of such liabilities (due within one year or within the normal operating cycle if longer).","units":{"USD":[{"end":"2020-04-30","val":4000000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":4000000,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":4000000,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":2000000,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":1000000,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"DueToRelatedPartiesCurrentAndNoncurrent":{"label":"Due to Related Parties","description":"Carrying amount as of the balance sheet date of obligations due all related parties.","units":{"USD":[{"end":"2020-07-31","val":2140084,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":1172612,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"DueToRelatedPartiesNoncurrent":{"label":"Due to Related Parties, Noncurrent","description":"Portion of the carrying amount as of the balance sheet date of obligations due all related parties that is payable after one year or beyond the normal operating cycle if longer.","units":{"USD":[{"end":"2019-04-30","val":3000000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"}]}},"EarningsPerShareBasic":{"label":"Earnings Per Share, Basic","description":"The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.","units":{"USD/shares":[{"start":"2011-05-01","end":"2012-04-30","val":-0.05,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2013-04-30","val":0.01,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":0.01,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2014-04-30","val":-0.14,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":-0.14,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2015-04-30","val":-0.1,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":-1.05,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2016-04-30","val":-0.61,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":-0.61,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-10-31","val":-0.2,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-08-01","end":"2016-10-31","val":-0.12,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-04-30","val":-0.52,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016"},{"start":"2017-05-01","end":"2017-10-31","val":-0.19,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":-0.19,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":0.03,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-08-01","end":"2017-10-31","val":0.03,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2018-05-01","end":"2018-10-31","val":-0.52,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":-0.35,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3"},{"start":"2019-05-01","end":"2019-07-31","val":-0.16,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":-0.29,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":-0.13,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2020-05-01","end":"2020-07-31","val":0,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":0.02,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":0.01,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"EarningsPerShareBasicAndDiluted":{"label":"Earnings Per Share, Basic and Diluted","description":"The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.","units":{"USD/shares":[{"start":"2012-05-01","end":"2012-10-31","val":0.01,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-08-01","end":"2012-10-31","val":-0.01,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2012Q3"},{"start":"2012-05-01","end":"2013-01-31","val":0.01,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-11-01","end":"2013-01-31","val":0,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2012Q4"},{"start":"2013-05-01","end":"2013-07-31","val":-0.03,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":-0.08,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":-0.08,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-08-01","end":"2013-10-31","val":-0.05,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-08-01","end":"2013-10-31","val":-0.05,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2013Q3"},{"start":"2013-05-01","end":"2014-01-31","val":-0.13,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":-0.13,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-11-01","end":"2014-01-31","val":-0.05,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-11-01","end":"2014-01-31","val":-0.05,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2013Q4"},{"start":"2014-05-01","end":"2014-07-31","val":-0.02,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":-0.02,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":-0.06,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":-0.59,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-08-01","end":"2014-10-31","val":-0.03,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":-0.34,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2014Q3"},{"start":"2014-05-01","end":"2015-01-31","val":-0.07,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":-0.71,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-11-01","end":"2015-01-31","val":-0.01,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-11-01","end":"2015-01-31","val":-0.12,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2014Q4"},{"start":"2015-05-01","end":"2015-07-31","val":-0.03,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-0.26,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":-0.33,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":-0.33,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":-0.08,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":-0.08,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-05-01","end":"2016-01-31","val":-0.38,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":-0.38,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-11-01","end":"2016-01-31","val":-0.05,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-11-01","end":"2016-01-31","val":-0.05,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2015Q4"},{"start":"2016-05-01","end":"2016-07-31","val":-0.08,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-0.08,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":-0.2,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":-0.12,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-01-31","val":-0.35,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":-0.35,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":-0.14,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":-0.14,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":-0.52,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":-0.23,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":-0.23,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":-0.19,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":0.03,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2017-05-01","end":"2018-01-31","val":-0.33,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":-0.33,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-11-01","end":"2018-01-31","val":-0.14,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":-0.14,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":-0.59,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":-0.59,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":-0.17,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":-0.17,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":-0.52,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":-0.52,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":-0.35,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":-0.35,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":-0.7,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":-0.7,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":-0.18,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":-0.18,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":-0.84,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":-0.84,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":-0.16,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":-0.29,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":-0.13,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":-0.33,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":-0.04,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":-0.18,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"EarningsPerShareDiluted":{"label":"Earnings Per Share, Diluted","description":"The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.","units":{"USD/shares":[{"start":"2010-05-01","end":"2010-07-31","val":-0.04,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":-0.07,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-08-01","end":"2010-10-31","val":-0.03,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2010Q3"},{"start":"2010-05-01","end":"2011-01-31","val":-0.08,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":-0.01,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-05-01","end":"2011-04-30","val":-0.11,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":-0.03,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":-0.03,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":-0.02,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":-0.02,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-08-01","end":"2011-10-31","val":0,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-08-01","end":"2011-10-31","val":0,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2011Q3"},{"start":"2011-05-01","end":"2012-01-31","val":-0.02,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":-0.02,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-11-01","end":"2012-01-31","val":0,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":0,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2011Q4"},{"start":"2011-05-01","end":"2012-04-30","val":-0.05,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":-0.05,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":0.02,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":0.02,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":0.01,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-08-01","end":"2012-10-31","val":-0.01,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3"},{"start":"2012-05-01","end":"2013-01-31","val":0.01,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-11-01","end":"2013-01-31","val":0,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4"},{"start":"2012-05-01","end":"2013-04-30","val":-0.01,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":-0.01,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":-0.03,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2014-04-30","val":-0.14,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":-0.14,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2015-04-30","val":-0.1,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":-1.05,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2016-04-30","val":-0.61,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":-0.61,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-10-31","val":-0.2,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-08-01","end":"2016-10-31","val":-0.12,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-04-30","val":-0.52,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016"},{"start":"2017-05-01","end":"2017-10-31","val":-0.19,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":-0.19,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":0.03,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-08-01","end":"2017-10-31","val":0.03,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2018-05-01","end":"2018-10-31","val":-0.52,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":-0.35,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3"},{"start":"2019-05-01","end":"2019-07-31","val":-0.16,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":-0.29,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":-0.13,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2020-05-01","end":"2020-07-31","val":0,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":0.01,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":0.01,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"EffectiveIncomeTaxRateContinuingOperations":{"label":"Effective Income Tax Rate Reconciliation, Percent","description":"Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.","units":{"pure":[{"start":"2017-05-01","end":"2018-04-30","val":0.5,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017"}]}},"EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate":{"label":"Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent","description":"Percentage of domestic federal statutory tax rate applicable to pretax income (loss).","units":{"pure":[{"start":"2014-05-01","end":"2015-04-30","val":0.34,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2014"},{"start":"2015-05-01","end":"2016-04-30","val":0.34,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2015"},{"start":"2016-05-01","end":"2017-04-30","val":0.21,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"}]}},"EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance":{"label":"Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent","description":"Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets.","units":{"pure":[{"start":"2017-05-01","end":"2018-04-30","val":1,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017"},{"start":"2018-05-01","end":"2019-04-30","val":0.8,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018"},{"start":"2019-05-01","end":"2020-04-30","val":0.8,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"EffectOfExchangeRateOnCashAndCashEquivalents":{"label":"Effect of Exchange Rate on Cash and Cash Equivalents","description":"Amount of increase (decrease) from the effect of exchange rate changes on cash and cash equivalent balances held in foreign currencies.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":369,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":-1972,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":-46433,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":-8154,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":26760,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":26760,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":29668,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":29668,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-05-01","end":"2012-01-31","val":66088,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":66088,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-05-01","end":"2012-04-30","val":110829,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":110829,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":-105,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":-105,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":-8882,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":-8882,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-01-31","val":4408,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":4408,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":-2529,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":-2529,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":-69362,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":-69362,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":-59583,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":-59583,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-05-01","end":"2014-01-31","val":-733205,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":-733205,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":-815950,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":-815950,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":42140,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":42140,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":-108197,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":-108197,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":-698218,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":-698218,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":-458523,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":-458523,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":-47224,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-47224,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":-54348,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":-54348,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":-93543,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":-93543,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":-27122,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":-27122,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":-15550,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-15550,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":-20597,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":-20597,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":-16142,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":-16142,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":-23761,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":-23761,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":46963,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":46963,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":38584,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":38584,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":69489,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":69489,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":-39804,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":-39804,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":5219,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":5219,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":-8086,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":-8086,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":-8106,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":-8106,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":-15959,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":-15959,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":6593,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":6593,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":-5473,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":-5473,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":4901,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":-10201,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":51185,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":41239,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions":{"label":"Share-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount","description":"Amount of cost to be recognized for option under share-based payment arrangement.","units":{"USD":[{"end":"2019-04-30","val":373324,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2019Q1I"},{"end":"2020-04-30","val":271728,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"EmployeeStockOwnershipPlanESOPCashContributionsToESOP":{"label":"Employee Stock Ownership Plan (ESOP), Cash Contributions to ESOP","description":"This item represents the amount of cash contributions during the period made by the entity to the Employee Stock Ownership Plan (ESOP).","units":{"USD":[{"start":"2018-05-01","end":"2018-10-31","val":14951,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":19118,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":25012,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":5263,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":10655,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":10655,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":15394,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":20001,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":4642,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":9510,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"EmployeeStockOwnershipPlanESOPNumberOfSuspenseShares":{"label":"Employee Stock Ownership Plan (ESOP), Number of Suspense Shares","description":"Shares contributed to the ESOP that have not yet been released, committed to be released, or allocated to participant accounts. Suspense shares generally collateralize ESOP debt.","units":{"shares":[{"end":"2018-10-31","val":59332,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":152098,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":147802,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2019Q1I"},{"end":"2019-07-31","val":145550,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":141345,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":136829,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":134766,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"},{"end":"2020-07-31","val":133480,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":132167,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"EmployeeStockOwnershipPlanESOPSharesContributedToESOP":{"label":"Employee Stock Ownership Plan (ESOP), Shares Contributed to ESOP","description":"This item represents the number of shares provided to the Employee Stock Ownership Plan (ESOP) during the period.","units":{"shares":[{"start":"2017-05-01","end":"2017-10-31","val":14971,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":36210,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2018-07-31","val":7890,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":14951,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2019-01-31","val":19118,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2019-05-01","end":"2019-07-31","val":5263,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2"}]}},"EmployeeStockOwnershipPlanESOPSharesInESOP":{"label":"Employee Stock Ownership Plan (ESOP), Shares in ESOP","description":"Sum of the allocated, committed-to-be-released and suspense shares of the entity held by the plan.","units":{"shares":[{"end":"2018-10-31","val":220000,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":220000,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":220000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2019Q1I"},{"end":"2019-07-31","val":220000,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":220000,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":220000,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":220000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"},{"end":"2020-07-31","val":220000,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":220000,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"ExtendedProductWarrantyAccrualNoncurrent":{"label":"Extended Product Warranty Accrual, Noncurrent","description":"Amount at end of the reporting period of the aggregate extended product warranty liability that is expected to be paid after one year from the balance sheet date or normal operating cycle, if longer. Does not include the balance for the standard product warranty liability.","units":{"USD":[{"end":"2017-04-30","val":-6991,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":8765,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":8765,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":-11095,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2019Q1I"}]}},"FiniteLivedIntangibleAssetsAccumulatedAmortization":{"label":"Finite-Lived Intangible Assets, Accumulated Amortization","description":"Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.","units":{"USD":[{"end":"2011-04-30","val":5103570,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":5103570,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":5103570,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":5097578,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":5384450,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":5384450,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":5787305,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":5890282,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":5890282,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":5890282,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":5890282,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":5890282,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":5900190,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":5909873,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":5919588,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":5929285,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":5929285,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q1I"},{"end":"2013-07-31","val":5929285,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2017-04-30","val":-408287,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":-411788,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":411788,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":417609,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":-417609,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2020-04-30","val":-421856,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"FiniteLivedIntangibleAssetsGross":{"label":"Finite-Lived Intangible Assets, Gross","description":"Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.","units":{"USD":[{"end":"2017-04-30","val":607924,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":632850,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":632850,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":642404,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":642404,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2020-04-30","val":647801,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"FiniteLivedIntangibleAssetsNet":{"label":"Finite-Lived Intangible Assets, Net","description":"Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.","units":{"USD":[{"end":"2017-04-30","val":199637,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":221062,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":221062,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":224795,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":224795,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2020-04-30","val":225945,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"ForeignCurrencyContractAssetFairValueDisclosure":{"label":"Foreign Currency Contract, Asset, Fair Value Disclosure","description":"Fair value portion of asset contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward contracts, and swaps.","units":{"USD":[{"end":"2018-07-31","val":15270,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":3457,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":12007,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":1178,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":1178,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":1178,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":1178,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":1178,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":4800,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":6255,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":493,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":6381,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":6381,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":6381,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"}]}},"ForeignCurrencyContractsLiabilityFairValueDisclosure":{"label":"Foreign Currency Contracts, Liability, Fair Value Disclosure","description":"Fair value portion of liability contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward (delivery or nondelivery) contracts, and swaps entered into.","units":{"USD":[{"end":"2018-07-31","val":10318,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":13719,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":18052,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":4512,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":4512,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":4512,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":4512,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":4512,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":7614,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":379,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":14761,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":140299,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":140399,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":140299,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":0,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":11338,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"ForeignCurrencyTransactionGainBeforeTax":{"label":"Foreign Currency Transaction Gain, before Tax","description":"Amount before tax of foreign currency transaction realized and unrealized gain recognized in the income statement.","units":{"USD":[{"start":"2011-05-01","end":"2011-07-31","val":687,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2012-05-01","end":"2012-07-31","val":6418,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2"},{"start":"2013-05-01","end":"2013-10-31","val":1382,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-05-01","end":"2014-01-31","val":-915618,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":-735856,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":348247,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":355594,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":355594,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":324576,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":324576,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":293323,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":293323,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":154365,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":154365,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":304990,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":304990,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":968405,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":968405,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":248371,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":248371,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":247979,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":247979,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":437795,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":437795,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":267383,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":267383,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":562102,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":562102,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":-612273,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":-383154,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2018-01-31","val":-707942,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-04-30","val":-468354,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017"}]}},"ForeignCurrencyTransactionGainLossBeforeTax":{"label":"Foreign Currency Transaction Gain (Loss), before Tax","description":"Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":-28046,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":15700,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-08-01","end":"2010-10-31","val":43746,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2010Q3"},{"start":"2010-05-01","end":"2011-01-31","val":157108,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":141408,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-05-01","end":"2011-04-30","val":-166949,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":687,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":687,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":11311,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":11311,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-08-01","end":"2011-10-31","val":10624,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-08-01","end":"2011-10-31","val":10624,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2011Q3"},{"start":"2011-05-01","end":"2012-01-31","val":14903,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":14903,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-11-01","end":"2012-01-31","val":3592,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":3592,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2011Q4"},{"start":"2011-05-01","end":"2012-04-30","val":13280,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":13280,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":6418,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":6418,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":-4537,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":-4537,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-08-01","end":"2012-10-31","val":-10955,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3"},{"start":"2012-05-01","end":"2013-01-31","val":1573,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":1573,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-11-01","end":"2013-01-31","val":6110,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4"},{"start":"2012-05-01","end":"2013-04-30","val":2539,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":2539,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":64,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":64,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":1382,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2014-01-31","val":-915618,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-04-30","val":-735856,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":348247,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":538017,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-08-01","end":"2014-10-31","val":180716,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2014Q3"},{"start":"2014-05-01","end":"2015-01-31","val":1271790,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-11-01","end":"2015-01-31","val":733773,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2014Q4"},{"start":"2014-05-01","end":"2015-04-30","val":883613,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":465376,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":527211,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":527211,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":61835,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":61835,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-05-01","end":"2016-01-31","val":870560,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":870560,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-11-01","end":"2016-01-31","val":343349,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-11-01","end":"2016-01-31","val":343349,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2015Q4"},{"start":"2015-05-01","end":"2016-04-30","val":195003,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":195003,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":209199,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":209199,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":381103,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":381103,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-08-01","end":"2016-10-31","val":171904,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":171904,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-01-31","val":218274,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":218274,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":-162829,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":-162829,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":497985,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":497985,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":-618699,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":-618699,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":-414184,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":-414184,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":204515,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-08-01","end":"2017-10-31","val":204515,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2017-05-01","end":"2018-01-31","val":-756512,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":-756512,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-11-01","end":"2018-01-31","val":-342328,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":-342328,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":-426539,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":-426539,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":80936,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":80936,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":124471,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":124471,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":43535,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":43535,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":108205,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":108205,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":-16266,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":-16266,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":256765,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":256765,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":-174890,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":-174890,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":-189510,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":-189510,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":-14620,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":-14620,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":-153867,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":35643,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":168586,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":-346394,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":-351884,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":-5490,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"ForeignCurrencyTransactionGainLossUnrealized":{"label":"Foreign Currency Transaction Gain (Loss), Unrealized","description":"Amount before tax of foreign currency transaction unrealized gain (loss) recognized in the income statement.","units":{"USD":[{"start":"2017-05-01","end":"2017-07-31","val":-612273,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":-383154,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":-707942,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":-468354,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":120744,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":120744,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":171975,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":171975,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":172503,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":172503,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":355739,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":355739,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":-176916,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":-176916,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":-184618,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":-184618,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":-142465,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":283761,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":-270520,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":-342277,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"ForeignCurrencyTransactionLossBeforeTax":{"label":"Foreign Currency Transaction Loss, before Tax","description":"Amount before tax of foreign currency transaction realized and unrealized loss recognized in the income statement.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":28046,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":-15700,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":-157108,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":166949,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":-687,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":-11311,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2012-01-31","val":-14903,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-04-30","val":-13280,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011"},{"start":"2012-05-01","end":"2012-10-31","val":4537,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-08-01","end":"2012-10-31","val":10955,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2012Q3"},{"start":"2012-05-01","end":"2013-01-31","val":-1573,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-11-01","end":"2013-01-31","val":-6110,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2012Q4"},{"start":"2012-05-01","end":"2013-04-30","val":-2539,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":-64,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":389185,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":389185,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-08-01","end":"2013-10-31","val":389249,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-08-01","end":"2013-10-31","val":389249,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2013Q3"},{"start":"2013-05-01","end":"2014-01-31","val":967465,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":967465,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-11-01","end":"2014-01-31","val":578280,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-11-01","end":"2014-01-31","val":578280,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2013Q4"},{"start":"2013-05-01","end":"2014-04-30","val":670570,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":670570,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":-357301,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":-357301,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":-538017,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":-180716,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3"},{"start":"2014-05-01","end":"2015-01-31","val":-1271790,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-11-01","end":"2015-01-31","val":-733773,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4"},{"start":"2014-05-01","end":"2015-04-30","val":-883613,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":-465376,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2"}]}},"GainLossOnTerminationOfLease":{"label":"Gain (Loss) on Termination of Lease","description":"Amount of gain (loss) on termination of lease before expiration of lease term.","units":{"USD":[{"start":"2019-05-01","end":"2019-10-31","val":-8746,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":-8746,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":-8746,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":-8746,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":-8746,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":-8746,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-10-31","val":0,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":0,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"GainsLossesOnExtinguishmentOfDebt":{"label":"Gain (Loss) on Extinguishment of Debt","description":"Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.","units":{"USD":[{"start":"2010-05-01","end":"2010-10-31","val":246715,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-08-01","end":"2010-10-31","val":246715,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2010Q3"},{"start":"2010-05-01","end":"2011-01-31","val":246715,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":0,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-05-01","end":"2011-04-30","val":246715,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-10-31","val":0,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-08-01","end":"2011-10-31","val":0,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3"},{"start":"2011-05-01","end":"2012-01-31","val":0,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":0,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4"},{"start":"2011-05-01","end":"2012-04-30","val":0,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011"}]}},"GeneralAndAdministrativeExpense":{"label":"General and Administrative Expense","description":"The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":995462,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":2047561,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-08-01","end":"2010-10-31","val":1052099,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2010Q3"},{"start":"2010-05-01","end":"2011-01-31","val":3033564,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":986003,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-05-01","end":"2011-04-30","val":3997340,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":1034274,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":1034274,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":2054307,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":2054307,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-08-01","end":"2011-10-31","val":1020033,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-08-01","end":"2011-10-31","val":1020033,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2011Q3"},{"start":"2011-05-01","end":"2012-01-31","val":2923753,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":2923753,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-11-01","end":"2012-01-31","val":869446,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":869446,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2011Q4"},{"start":"2011-05-01","end":"2012-04-30","val":4032035,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":4032035,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":1379319,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":1379319,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":2543411,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":2543411,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-08-01","end":"2012-10-31","val":1164092,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-08-01","end":"2012-10-31","val":1164092,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2012Q3"},{"start":"2012-05-01","end":"2013-01-31","val":3496408,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":3496408,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-11-01","end":"2013-01-31","val":952997,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-11-01","end":"2013-01-31","val":952997,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2012Q4"},{"start":"2012-05-01","end":"2013-04-30","val":4452214,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":4452214,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":1013530,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":1013530,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":2114987,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":2114987,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-08-01","end":"2013-10-31","val":1101457,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-08-01","end":"2013-10-31","val":1101457,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2013Q3"},{"start":"2013-05-01","end":"2014-01-31","val":3122550,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":3122550,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-11-01","end":"2014-01-31","val":1007563,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-11-01","end":"2014-01-31","val":1007563,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2013Q4"},{"start":"2013-05-01","end":"2014-04-30","val":4033984,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":4033984,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":1203511,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":1203511,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":2410394,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":2410394,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-08-01","end":"2014-10-31","val":1206883,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":1206883,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2014Q3"},{"start":"2014-05-01","end":"2015-01-31","val":3442732,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":3442732,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-11-01","end":"2015-01-31","val":1032338,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-11-01","end":"2015-01-31","val":1032338,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2014Q4"},{"start":"2014-05-01","end":"2015-04-30","val":4522044,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":4522044,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":940628,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":940628,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":1711763,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":1711763,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":771135,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":771135,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-05-01","end":"2016-01-31","val":2419825,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":2419825,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-11-01","end":"2016-01-31","val":708062,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-11-01","end":"2016-01-31","val":708062,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2015Q4"},{"start":"2015-05-01","end":"2016-04-30","val":3373674,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":3373674,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":981471,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":981471,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":1853079,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":1853079,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-08-01","end":"2016-10-31","val":871608,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":871608,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-01-31","val":2531322,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":2531322,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":678243,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":678243,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":3234026,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":3234026,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":892587,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":892587,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":1607185,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":1607185,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":714598,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-08-01","end":"2017-10-31","val":714598,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2017-05-01","end":"2018-01-31","val":2407234,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":2407234,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-11-01","end":"2018-01-31","val":800049,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":800049,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":3883678,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":3772094,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":991638,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":991638,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":2541739,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":2541739,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":1550101,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":1550101,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":3241167,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":3241167,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":699428,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":699428,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":4098173,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":4098173,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":644713,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":644713,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":1299986,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":1299986,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":655273,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":655273,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":1891133,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":591147,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":2545265,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":709920,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":1502722,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":792802,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"Goodwill":{"label":"Goodwill","description":"Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.","units":{"USD":[{"end":"2011-04-30","val":9247993,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":9247993,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":9247993,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":9247993,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":9194383,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":8856910,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":8752329,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":8957977,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":8957977,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":8957977,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":8957977,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":8957977,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":8754087,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":8783088,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":8769027,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":8660930,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":8660930,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":8660930,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":8660930,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":8660930,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":8548439,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":8398158,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":7890430,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":8018578,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":8018578,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":8018578,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":8018578,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":8018578,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":8083556,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":7851939,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":6941833,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":7311449,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":7311449,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":7311449,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":7311449,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":7311449,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":6771216,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":6689778,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":6241734,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":7001228,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":7001228,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":7001228,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":7001228,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":7001228,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":6741402,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":6556815,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":6719855,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":6440955,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":6440955,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":6440955,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":6440955,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":6440955,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":7043181,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":6831467,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":7144260,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":6843575,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":6843575,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":6843575,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":6843575,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":6843575,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":6744713,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":6690425,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":6690043,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":6541290,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":6541290,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":6541290,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":6541290,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":6541290,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":6682112,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":6677299,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":6645972,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":6323390,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":6323390,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":6323390,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":6552000,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":6599206,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"GoodwillAcquiredDuringPeriod":{"label":"Goodwill, Acquired During Period","description":"Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.","units":{"CAD":[{"start":"2017-05-01","end":"2018-04-30","val":8788699,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017"},{"start":"2018-05-01","end":"2019-04-30","val":8788699,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018"},{"start":"2019-05-01","end":"2020-04-30","val":8788699,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}],"USD":[{"start":"2017-05-01","end":"2018-04-30","val":8423677,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017"},{"start":"2018-05-01","end":"2019-04-30","val":8423677,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018"},{"start":"2019-05-01","end":"2020-04-30","val":8423677,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments":{"label":"Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest","description":"Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.","units":{"USD":[{"start":"2012-05-01","end":"2013-01-31","val":370708,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-11-01","end":"2013-01-31","val":-171725,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2012Q4"},{"start":"2012-05-01","end":"2013-04-30","val":472280,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2014-01-31","val":-5541591,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":-5541591,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-11-01","end":"2014-01-31","val":-2205072,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-11-01","end":"2014-01-31","val":-2205072,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2013Q4"},{"start":"2013-05-01","end":"2014-04-30","val":-5898811,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":-5898811,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2015-01-31","val":-3027240,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-11-01","end":"2015-01-31","val":-525083,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4"},{"start":"2014-05-01","end":"2015-04-30","val":-4441867,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014"}]}},"IncomeTaxExpenseBenefit":{"label":"Income Tax Expense (Benefit)","description":"Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.","units":{"USD":[{"start":"2012-05-01","end":"2013-01-31","val":0,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-11-01","end":"2013-01-31","val":0,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2012Q4"},{"start":"2012-05-01","end":"2013-04-30","val":0,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2014-01-31","val":15736,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":15736,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-11-01","end":"2014-01-31","val":15736,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-11-01","end":"2014-01-31","val":15736,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2013Q4"},{"start":"2013-05-01","end":"2014-04-30","val":15736,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":15736,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2015-01-31","val":0,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-11-01","end":"2015-01-31","val":0,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4"},{"start":"2014-05-01","end":"2015-04-30","val":0,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014"},{"start":"2016-05-01","end":"2017-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2018-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2019-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2020-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"IncomeTaxesPaid":{"label":"Income Taxes Paid","description":"The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income.","units":{"USD":[{"start":"2010-05-01","end":"2011-04-30","val":0,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2012-04-30","val":0,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":0,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2013-01-31","val":0,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":0,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":0,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2014-01-31","val":15736,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":15736,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":15736,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":15736,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":0,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":0,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":0,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":0,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":0,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":0,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":0,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":0,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":0,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":0,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":0,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":0,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":0,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":0,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":0,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":0,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":0,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":0,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":0,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":0,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":0,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":0,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":0,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":0,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":0,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":0,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":0,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":0,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":0,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":0,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":0,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":0,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":0,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":0,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":0,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":0,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":0,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":0,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"IncreaseDecreaseInAccountsPayableAndAccruedLiabilities":{"label":"Increase (Decrease) in Accounts Payable and Accrued Liabilities","description":"The increase (decrease) during the reporting period in the amounts payable to vendors for goods and services received and the amount of obligations and expenses incurred but not paid.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":-132963,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":-80623,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":-35967,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":-35745,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":-387661,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":-387661,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":-265299,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":-265299,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-05-01","end":"2012-01-31","val":-184480,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":-184480,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-05-01","end":"2012-04-30","val":95448,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":95448,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":-29129,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":-29129,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":-76320,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":-76320,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-01-31","val":-113566,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":-113566,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":-10163,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":-10163,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":125126,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":125126,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":-69067,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":-69067,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-05-01","end":"2014-01-31","val":-236484,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":-236484,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":49954,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":49954,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":113223,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":113223,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":109244,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":109244,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":-246083,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":-246083,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":-150819,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":-150819,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":-338463,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-338463,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":-290984,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":-290984,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":-104666,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":-104666,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":-314804,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":-314804,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":98182,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":98182,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":-12010,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":-12010,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":-33730,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":-33730,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":-46381,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":-46381,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":137892,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":137892,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":38392,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":38392,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":166680,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":166680,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":561703,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":561703,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":66822,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":66822,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":98933,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":98933,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":-3901,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":-3901,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":-160586,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":-160586,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":-172266,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":-172266,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":-266639,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":-266639,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":-271833,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":32162,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":-1272,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":60475,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"IncreaseDecreaseInAccountsReceivable":{"label":"Increase (Decrease) in Accounts Receivable","description":"The increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":116599,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":-125409,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":347317,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":529447,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":-599061,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":-599061,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":661921,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":661921,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-05-01","end":"2012-01-31","val":1071667,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":1071667,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-05-01","end":"2012-04-30","val":993898,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":993898,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":1376773,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":1376773,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":715238,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":715238,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-01-31","val":-156765,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":-156765,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":627326,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":627326,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":-819175,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":-819175,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":-1064192,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":-1064192,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-05-01","end":"2014-01-31","val":-978448,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":-978448,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":-1235500,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":-1235500,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":-518036,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":-518036,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":-404377,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":-404377,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":-232931,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":-232931,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":-96025,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":-96025,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":-237248,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-237248,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":51952,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":51952,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":-256024,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":-256024,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":-96187,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":-96187,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":-17431,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-17431,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":-219239,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":-219239,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":-394047,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":-394047,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":-1075810,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":-1075810,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":533849,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":533849,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":1685153,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":1685153,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":1799488,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":1997358,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":1375552,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":1375552,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":-305836,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":-215587,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":-1267223,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":-1126880,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":-460929,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":-460929,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":-549658,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":-549658,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":-165235,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":-165235,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":-288120,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":-288120,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":-428938,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":826299,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":-520243,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":-184738,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"IncreaseDecreaseInAccruedLiabilities":{"label":"Increase (Decrease) in Accrued Liabilities","description":"The increase (decrease) during the reporting period in the aggregate amount of expenses incurred but not yet paid.","units":{"USD":[{"start":"2018-05-01","end":"2018-07-31","val":-3291,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2019-05-01","end":"2019-07-31","val":-3462,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2"}]}},"IncreaseDecreaseInCustomerDeposits":{"label":"Increase (Decrease) in Customer Deposits","description":"The increase (decrease) during the period in the amount of customer money held in customer accounts, including security deposits, collateral for a current or future transactions, initial payment of the cost of acquisition or for the right to enter into a contract or agreement.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":-3109,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":-3109,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":-3109,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":-3109,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":65,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":65,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":65,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":65,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-05-01","end":"2012-01-31","val":805298,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":805298,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-05-01","end":"2012-04-30","val":11854,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":11854,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":0,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":0,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2013-01-31","val":-4319,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":-4319,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":-4319,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":-4319,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2014-01-31","val":791000,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":791000,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":0,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":0,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":0,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":0,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":-9553,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":-9553,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":-9553,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":-9553,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":8070,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":8070,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":21500,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":21500,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":16710,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":16710,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":2384,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":2384,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":-421,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-421,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":941,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":941,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":14721,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":14721,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":-567,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":-567,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":4861,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":4861,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":-3831,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":-3831,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":-5730,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":-5730,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":-6325,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":-6325,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":0,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":937,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2019-01-31","val":937,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-04-30","val":-1253,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018"}]}},"IncreaseDecreaseInDeferredCharges":{"label":"Increase (Decrease) in Deferred Charges","description":"The increase (decrease) during the reporting period in the value of expenditures made during the current reporting period for benefits that will be received over a period of years. Deferred charges differ from prepaid expenses in that they usually extend over a long period of time and may or may not be regularly recurring costs of operation.","units":{"USD":[{"start":"2017-05-01","end":"2017-07-31","val":0,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-07-31","val":23982,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":23982,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":31512,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":31512,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":38340,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":38340,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":61705,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":61705,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":12820,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":12820,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":25102,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":25102,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":30051,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":17275,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":-8734,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":-24687,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"IncreaseDecreaseInDeferredLeasingFees":{"label":"Increase (Decrease) in Deferred Leasing Fees","description":"The increase (decrease) during the reporting period in the book value of deferred leasing fees. Amortization of these fees over the terms of the leases reduces deferred leasing fees. Originating new leases increases the balance of deferred leasing fees.","units":{"USD":[{"start":"2012-05-01","end":"2012-10-31","val":0,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-01-31","val":0,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":0,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":0,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":15540,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":15540,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-05-01","end":"2014-01-31","val":23992,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":23992,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":28936,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":0,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":-59778,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":-59778,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":-58065,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":-58065,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":-51335,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":-51335,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":-54362,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":-54362,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":6032,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":6032,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":9008,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":9008,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":7436,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":7436,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":0,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":0,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":3249,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":4987,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2017-01-31","val":7419,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":0,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016"}]}},"IncreaseDecreaseInDeferredRevenue":{"label":"Increase (Decrease) in Deferred Revenue","description":"Amount of increase (decrease) in deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":70987,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":111551,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":187274,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":303265,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":-188252,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":-188252,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":-39056,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":-39056,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-05-01","end":"2012-01-31","val":216901,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":216901,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-05-01","end":"2012-04-30","val":349548,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":349548,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":371687,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":371687,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":286469,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":286469,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-01-31","val":972604,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":972604,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":134337,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":134337,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":137140,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":137140,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":91330,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":91330,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-05-01","end":"2014-01-31","val":146787,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":146787,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":183315,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":183315,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":63916,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":63916,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":-19828,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":-19828,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":111078,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":111078,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":241160,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":241160,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":243055,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":243055,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":209729,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":209729,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":-6127,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":-6127,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":-58129,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":-58129,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":178634,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":178634,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":319980,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":319980,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":274314,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":274314,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":326091,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":326091,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":-118085,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":-118085,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":237611,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":237611,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":286724,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":286724,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":430928,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":-147096,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":-6944,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":-6944,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":31589,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":31589,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":114197,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":114197,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":27850,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":27850,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":-40216,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":-40216,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":220027,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":220027,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":186752,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":1188674,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":159999,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":748253,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"IncreaseDecreaseInIncomeTaxes":{"label":"Increase (Decrease) in Income Taxes","description":"The increase (decrease) during the reporting period in the amounts payable to taxing authorities for taxes that are based on the reporting entity's earnings, net of amounts receivable from taxing authorities for refunds of overpayments or recoveries of income taxes, and in deferred and other tax liabilities and assets.","units":{"USD":[{"start":"2012-05-01","end":"2013-04-30","val":0,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2014-04-30","val":-72944,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":-72944,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2015-04-30","val":-15068,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":-15068,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2016-04-30","val":0,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015"}]}},"IncreaseDecreaseInOperatingLiabilities":{"label":"Increase (Decrease) in Operating Liabilities","description":"The increase (decrease) during the reporting period in the aggregate amount of liabilities that result from activities that generate operating income.","units":{"USD":[{"start":"2019-05-01","end":"2019-07-31","val":-127420,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":-127420,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":-257256,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":-257256,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":-387595,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":-498721,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":-106764,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":-148828,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"IncreaseDecreaseInOtherCurrentAssets":{"label":"Increase (Decrease) in Other Current Assets","description":"Amount of increase (decrease) in current assets classified as other.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":-78323,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":-40473,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":-65626,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2011-07-31","val":-24927,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-07-31","val":-24927,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-10-31","val":-24693,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":-24693,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-05-01","end":"2012-01-31","val":-1237,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":-1237,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-05-01","end":"2012-04-30","val":10380,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":-47175,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":-86818,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2013-01-31","val":-40067,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-04-30","val":52049,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012"}]}},"IncreaseDecreaseInOtherCurrentLiabilities":{"label":"Increase (Decrease) in Other Current Liabilities","description":"Amount of increase (decrease) in current liabilities classified as other.","units":{"USD":[{"start":"2018-05-01","end":"2018-10-31","val":937,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":937,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":-1253,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":1647,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":1647,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":-947,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":-947,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":-947,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":-947,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"IncreaseDecreaseInOtherNoncurrentAssets":{"label":"Increase (Decrease) in Other Noncurrent Assets","description":"Amount of increase (decrease) in noncurrent assets classified as other.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":7117,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":7117,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":10729,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":18658,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":29229,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":29229,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":25658,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":25658,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-05-01","end":"2012-01-31","val":8599,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":8599,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-05-01","end":"2012-04-30","val":10380,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":12752,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":12752,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":47560,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":47560,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-01-31","val":48292,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":48292,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":52049,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":11520,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":11520,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":15925,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":15925,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-05-01","end":"2014-01-31","val":17884,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":17884,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":20468,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":20468,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":11286,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":11286,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":19988,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":19988,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":21035,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":21035,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":21412,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":21412,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":0,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":0,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":12454,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":12454,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":0,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":0,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2017-01-31","val":0,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":0,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016"}]}},"IncreaseDecreaseInPrepaidExpense":{"label":"Increase (Decrease) in Prepaid Expense","description":"The increase (decrease) during the reporting period in the amount of outstanding money paid in advance for goods or services that bring economic benefits for future periods.","units":{"USD":[{"start":"2010-05-01","end":"2011-04-30","val":-111801,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2012-04-30","val":65701,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":65701,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":-47175,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":-86818,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-01-31","val":-40067,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":-30853,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":-30853,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":318,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":318,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":-35864,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":-35864,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-05-01","end":"2014-01-31","val":24870,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":24870,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":22388,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":22388,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":5179,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":5179,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":-18507,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":-18507,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":4271,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":4271,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":2693,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":2693,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":-52762,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-52762,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":-35768,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":-35768,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":-7491,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":-7491,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":14884,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":14884,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":-34603,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-34603,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":-76548,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":-76548,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":-31366,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":-31366,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":-16023,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":-16023,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":-11256,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":-11256,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":-29060,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":-29060,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":46973,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":46973,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":18645,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":18645,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":-29085,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":-29085,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":-12887,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":-12887,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":81217,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":81217,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":73359,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":73359,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":-50441,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":-50441,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":-87812,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":-87812,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":-60548,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":63387,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":-26946,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":-57344,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"IntangibleAssetsNetExcludingGoodwill":{"label":"Intangible Assets, Net (Excluding Goodwill)","description":"Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.","units":{"USD":[{"end":"2011-04-30","val":859664,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":859664,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":859664,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":859664,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":571106,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":347178,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":141063,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":38853,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":38853,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":38853,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":38853,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":38853,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":29139,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":19425,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":9697,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":0,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":0,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q1I"},{"end":"2013-07-31","val":0,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2017-04-30","val":199637,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":221062,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":221062,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":221062,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":221062,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":221062,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":218666,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":220638,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":225656,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":224795,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":224795,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":224795,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":224795,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":224795,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":226577,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":226375,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":226311,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":225945,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":225945,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":225945,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":227527,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":226877,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"InterestExpense":{"label":"Interest Expense","description":"Amount of the cost of borrowed funds accounted for as interest expense.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":221,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":2753,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-08-01","end":"2010-10-31","val":2532,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2010Q3"},{"start":"2010-05-01","end":"2011-01-31","val":44905,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":42152,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-05-01","end":"2011-04-30","val":80365,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":171242,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":171242,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":171684,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":171684,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-08-01","end":"2011-10-31","val":442,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-08-01","end":"2011-10-31","val":442,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2011Q3"},{"start":"2011-05-01","end":"2012-01-31","val":172112,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":172112,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-11-01","end":"2012-01-31","val":428,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":428,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2011Q4"},{"start":"2011-05-01","end":"2012-04-30","val":172460,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":172460,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":470,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":470,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":624,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":624,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-08-01","end":"2012-10-31","val":154,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-08-01","end":"2012-10-31","val":154,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2012Q3"},{"start":"2012-05-01","end":"2013-01-31","val":748,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":748,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-11-01","end":"2013-01-31","val":124,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-11-01","end":"2013-01-31","val":124,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2012Q4"},{"start":"2012-05-01","end":"2013-04-30","val":1135,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":1135,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":771,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":771,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":932,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":932,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-08-01","end":"2013-10-31","val":161,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-08-01","end":"2013-10-31","val":161,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2013Q3"},{"start":"2013-05-01","end":"2014-01-31","val":1594,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":1594,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-11-01","end":"2014-01-31","val":662,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-11-01","end":"2014-01-31","val":662,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2013Q4"},{"start":"2013-05-01","end":"2014-04-30","val":1732,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":1732,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":355,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":355,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":350,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":350,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-08-01","end":"2014-10-31","val":0,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":0,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2014Q3"},{"start":"2014-05-01","end":"2015-01-31","val":561,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":561,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-11-01","end":"2015-01-31","val":211,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-11-01","end":"2015-01-31","val":211,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2014Q4"},{"start":"2014-05-01","end":"2015-04-30","val":1229,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":1229,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":1631,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":1631,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":2085,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":2085,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":454,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":454,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-05-01","end":"2016-01-31","val":2253,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":2253,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-11-01","end":"2016-01-31","val":168,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-11-01","end":"2016-01-31","val":168,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2015Q4"},{"start":"2015-05-01","end":"2016-04-30","val":2310,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":2310,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":0,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":0,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":0,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":0,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-08-01","end":"2016-10-31","val":0,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":0,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-01-31","val":0,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":0,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":0,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":0,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":3056,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":3056,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":53,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":53,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":215,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":215,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":162,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-08-01","end":"2017-10-31","val":162,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2017-05-01","end":"2018-01-31","val":338,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":338,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-11-01","end":"2018-01-31","val":123,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":123,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":364,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":364,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":5,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":5,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":4666,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":4666,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":4661,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":4661,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":26788,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":26788,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":22122,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":22122,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":107323,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":107323,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":70573,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":152790,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":82217,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":245107,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":92317,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":335351,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"InterestExpenseDebt":{"label":"Interest Expense, Debt","description":"Amount of the cost of borrowed funds accounted for as interest expense for debt.","units":{"USD":[{"start":"2018-05-01","end":"2018-10-31","val":4603,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":4603,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":4603,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":4603,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":26740,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":26740,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":22137,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":22137,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":68822,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":68822,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":60493,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":60493,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":132603,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":132603,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":72110,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":72110,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":213260,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":80658,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":292719,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":60625,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":93153,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":32528,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"InterestPaid":{"label":"Interest Paid, Including Capitalized Interest, Operating and Investing Activities","description":"Amount of cash paid for interest, including, but not limited to, capitalized interest and payment to settle zero-coupon bond attributable to accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount; classified as operating and investing activities.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":221,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":2753,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":14800,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":25835,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":5297,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":5297,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":5297,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":5297,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-05-01","end":"2012-01-31","val":12314,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":12314,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-05-01","end":"2012-04-30","val":12662,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":12662,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":470,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":470,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":624,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":624,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-01-31","val":748,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":748,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":1135,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":1135,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":771,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":771,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":932,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":932,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-05-01","end":"2014-01-31","val":1585,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":1585,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":1732,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":1732,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":355,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":355,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":350,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":350,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":561,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":561,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":1229,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":1229,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":1631,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":1631,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":2085,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":2085,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":2253,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":2253,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":2310,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":2310,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":0,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":0,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":0,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":0,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":0,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":0,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":3056,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":3056,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":53,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":53,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":162,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":162,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":341,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-04-30","val":364,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":364,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":5,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2019-04-30","val":52603,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018"}]}},"InterestPaidNet":{"label":"Interest Paid, Excluding Capitalized Interest, Operating Activities","description":"Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.","units":{"USD":[{"start":"2017-05-01","end":"2018-01-31","val":341,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2018-07-31","val":5,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":0,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":26740,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":26740,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":52603,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":40110,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":40110,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":121644,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":121644,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":202301,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":229480,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"InterestPayableCurrent":{"label":"Interest Payable, Current","description":"Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).","units":{"USD":[{"end":"2020-07-31","val":140084,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":172612,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"InterestPayableCurrentAndNoncurrent":{"label":"Interest Payable","description":"Amount of interest payable on debt, including, but not limited to, trade payables.","units":{"USD":[{"end":"2019-04-30","val":8110,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2019Q1I"},{"end":"2019-07-31","val":20383,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":27178,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":27178,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"}]}},"InvestmentIncomeInterest":{"label":"Investment Income, Interest","description":"Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":52079,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":94788,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-08-01","end":"2010-10-31","val":42709,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2010Q3"},{"start":"2010-05-01","end":"2011-01-31","val":191293,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":96505,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-05-01","end":"2011-04-30","val":245401,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":49353,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":49353,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":98836,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":98836,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-08-01","end":"2011-10-31","val":49483,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-08-01","end":"2011-10-31","val":49483,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2011Q3"},{"start":"2011-05-01","end":"2012-01-31","val":144345,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":144345,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-11-01","end":"2012-01-31","val":45509,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":45509,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2011Q4"},{"start":"2011-05-01","end":"2012-04-30","val":171453,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":171453,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":43853,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":43853,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":61943,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":61943,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-08-01","end":"2012-10-31","val":18090,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-08-01","end":"2012-10-31","val":18090,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2012Q3"},{"start":"2012-05-01","end":"2013-01-31","val":135260,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":135260,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-11-01","end":"2013-01-31","val":73317,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-11-01","end":"2013-01-31","val":73317,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2012Q4"},{"start":"2012-05-01","end":"2013-04-30","val":141391,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":141391,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":27485,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":27485,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":84474,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":84474,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-08-01","end":"2013-10-31","val":56989,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-08-01","end":"2013-10-31","val":56989,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2013Q3"},{"start":"2013-05-01","end":"2014-01-31","val":104458,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":104458,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-11-01","end":"2014-01-31","val":19984,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-11-01","end":"2014-01-31","val":19984,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2013Q4"},{"start":"2013-05-01","end":"2014-04-30","val":64630,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":64630,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":8049,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":8049,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":11718,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":11718,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-08-01","end":"2014-10-31","val":3674,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":3674,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2014Q3"},{"start":"2014-05-01","end":"2015-01-31","val":20209,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":20209,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-11-01","end":"2015-01-31","val":8491,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-11-01","end":"2015-01-31","val":8491,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2014Q4"},{"start":"2014-05-01","end":"2015-04-30","val":21669,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":21669,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":1302,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":1302,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":2774,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":2774,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":1472,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":1472,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-05-01","end":"2016-01-31","val":4097,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":4097,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-11-01","end":"2016-01-31","val":1323,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-11-01","end":"2016-01-31","val":1323,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2015Q4"},{"start":"2015-05-01","end":"2016-04-30","val":5211,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":5211,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":13,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":13,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":186,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":186,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-08-01","end":"2016-10-31","val":173,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":173,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-01-31","val":222,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":222,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":36,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":36,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":173,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":173,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":0,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":0,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":0,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-08-01","end":"2017-10-31","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2017-05-01","end":"2018-01-31","val":0,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":0,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":3,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":3,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-10-31","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":2145,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":2145,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":2145,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":2145,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2020-04-30","val":10890,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"InvestmentIncomeInvestmentExpense":{"label":"Investment Income, Investment Expense","description":"Amount of expenses related to the generation of investment income.","units":{"USD":[{"start":"2019-05-01","end":"2019-07-31","val":70573,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":152790,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":82217,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2020-05-01","end":"2020-07-31","val":71205,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":114297,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":43089,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"IssuanceOfStockAndWarrantsForServicesOrClaims":{"label":"Issuance of Stock and Warrants for Services or Claims","description":"Fair value of share-based compensation granted to nonemployees as payment for services rendered or acknowledged claims.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":136934,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":161710,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":227707,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":269633,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":0,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":0,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":0,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2012-01-31","val":0,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-04-30","val":0,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":0,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2"},{"start":"2014-05-01","end":"2015-04-30","val":0,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":0,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":0,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":0,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":38783,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":38783,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":13963,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":13963,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":13963,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":13963,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":13963,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":13963,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":13963,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":13963,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":0,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":2776,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":2776,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":11105,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":11105,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":16156,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":16156,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-10-31","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"}]}},"LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive":{"label":"Lessee, Operating Lease, Liability, to be Paid, after Year Five","description":"Amount of lessee's undiscounted obligation for lease payment for operating lease due after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-07-31","val":166892,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":166771,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":165989,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"},{"end":"2020-07-31","val":0,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":0,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths":{"label":"Lessee, Operating Lease, Liability, to be Paid, Year One","description":"Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-07-31","val":399669,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":242677,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":115223,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":410739,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"},{"end":"2020-07-31","val":315648,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"}]}},"LesseeOperatingLeaseLiabilityPaymentsDueYearFive":{"label":"Lessee, Operating Lease, Liability, to be Paid, Year Five","description":"Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-07-31","val":448422,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":448099,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":392523,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":157932,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"},{"end":"2020-07-31","val":163642,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":166614,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"LesseeOperatingLeaseLiabilityPaymentsDueYearFour":{"label":"Lessee, Operating Lease, Liability, to be Paid, Year Four","description":"Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-07-31","val":436264,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":435950,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":380431,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":373471,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"},{"end":"2020-07-31","val":386973,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":408923,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"LesseeOperatingLeaseLiabilityPaymentsDueYearThree":{"label":"Lessee, Operating Lease, Liability, to be Paid, Year Three","description":"Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-07-31","val":448831,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":448524,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":413479,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":361966,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"},{"end":"2020-07-31","val":375052,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":416803,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"LesseeOperatingLeaseLiabilityPaymentsDueYearTwo":{"label":"Lessee, Operating Lease, Liability, to be Paid, Year Two","description":"Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-07-31","val":459475,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":454778,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":429974,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":394476,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"},{"end":"2020-07-31","val":407943,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":426458,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear":{"label":"Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year","description":"Amount of lessee's undiscounted obligation for lease payment for operating lease having initial or remaining lease term in excess of one year to be paid in remainder of current fiscal year.","units":{"USD":[{"end":"2020-10-31","val":216413,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"LesseeOperatingLeaseLiabilityUndiscountedExcessAmount":{"label":"Lessee, Operating Lease, Liability, Undiscounted Excess Amount","description":"Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease.","units":{"USD":[{"end":"2019-07-31","val":683537,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":621510,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":513215,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":302732,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"},{"end":"2020-07-31","val":280500,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":265279,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"Liabilities":{"label":"Liabilities","description":"Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future.","units":{"USD":[{"end":"2011-04-30","val":4854460,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":4854460,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":4854460,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":4854460,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":4105617,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":4063947,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":5010580,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":6005084,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":6005084,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":6005084,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":6005084,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":6005084,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":5543645,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":5128008,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":5187477,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":4128268,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":4128268,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":4128268,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":4128268,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":4128268,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":4274042,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":4005677,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":4873165,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":4056932,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":4056932,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":4056932,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":4056932,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":4056932,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":4286533,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":4237707,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":4176233,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":4304006,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":4304006,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":4304006,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":4304006,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":4304006,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":4489874,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":4379112,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":4021211,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":3861647,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":3861647,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":3861647,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":3861647,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":3861647,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":4109880,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":4109161,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":4073595,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":4053837,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":4053837,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":4053837,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":4053837,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":4053837,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":4154850,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":4379932,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":4597572,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":5093041,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":5093041,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":5093041,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":5093041,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":5093041,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":5143093,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":6204105,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":7178780,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":7898889,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":7898889,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":7898889,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":7898889,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":7898889,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":9381820,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":10432123,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":10211806,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":11611636,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":11611636,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":11611636,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":9839913,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":9506167,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"LiabilitiesAndStockholdersEquity":{"label":"Liabilities and Equity","description":"Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.","units":{"USD":[{"end":"2011-04-30","val":15210969,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":15210969,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":15210969,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":15210969,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":19744675,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":20404468,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":21357046,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":21543944,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":21543944,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":21543944,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":21543944,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":21543944,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":26000297,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":25799356,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":26073469,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":25055877,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":25055877,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":25055877,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":25055877,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":25055877,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":24115045,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":21857461,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":20209933,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":19136890,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":19136890,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":19136890,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":19136890,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":19136890,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":18381915,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":16496633,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":14369866,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":14223164,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":14223164,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":14223164,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":14223164,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":14223164,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":12677937,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":13746311,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":12479496,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":12966131,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":12966131,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":12966131,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":12966131,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":12966131,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":12679959,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":11990718,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":12639286,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":11233146,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":11233146,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":11233146,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":11233146,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":11233146,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":12838849,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":12938986,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":14800998,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":13334227,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":13334227,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":13334227,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":13334227,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":13334227,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":12574756,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":11539396,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":11524712,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":11124786,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":11124786,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":11124786,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":11124786,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":11124786,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":12054141,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":12354798,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":11989452,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":13655953,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":13655953,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":13655953,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":13487002,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":13534572,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"LiabilitiesCurrent":{"label":"Liabilities, Current","description":"Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer.","units":{"USD":[{"end":"2011-04-30","val":3448409,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":3448409,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":3448409,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":3448409,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":4005195,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":3943778,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":4852385,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":5850427,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":5850427,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":5850427,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":5850427,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":5850427,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":5390312,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":4984119,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":5043660,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":3999583,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":3999583,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":3999583,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":3999583,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":3999583,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":4145750,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":3892532,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":4770152,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":4031301,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":4031301,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":4031301,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":4031301,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":4031301,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":4201124,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":4154011,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":4102690,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":4245683,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":4245683,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":4245683,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":4245683,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":4245683,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":4437583,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":4329797,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":3976799,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":3815705,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":3815705,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":3815705,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":3815705,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":3815705,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":4067744,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":4070314,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":4036529,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":4021052,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":4021052,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":4021052,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":4021052,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":4021052,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":4122517,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":4350803,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":4570198,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":5068939,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":5068939,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":5068939,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":5068939,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":5068939,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":5121692,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":5185271,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":5162421,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":4885095,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":4885095,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":4885095,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":4885095,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":4885095,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":4993008,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":5106683,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":5070941,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":10499343,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":10499343,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":10499343,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":8768577,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":8444807,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"LiabilityForUncertainTaxPositionsCurrent":{"label":"Liability for Uncertainty in Income Taxes, Current","description":"Amount recognized for uncertainty in income taxes classified as current.","units":{"USD":[{"end":"2016-04-30","val":10563,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016Q1I"},{"end":"2017-04-30","val":9763,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2017-04-30","val":9763,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017Q1I"},{"end":"2018-04-30","val":9763,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":9763,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2018-04-30","val":9763,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018Q1I"},{"end":"2019-04-30","val":9763,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":9763,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2020-04-30","val":9763,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"LicenseAndMaintenanceRevenue":{"label":"License and Maintenance Revenue (Deprecated 2018-01-31)","description":"Revenue from multiple-deliverable arrangements that include licensing fees and maintenance revenue. Licensing revenue is consideration received from another party for the right to use, but not own, certain of the entity's intangible assets. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark. Licensing fees are generally, but not always, fixed as to amount and not dependent upon the revenue generated by the licensing party. An entity may receive licensing fees for licenses that also generate royalty payments to the entity. Maintenance revenue is derived from maintenance services provided under contracts or arrangements with clients. Services may include the maintenance of software, plant and equipment, and facilities.","units":{"USD":[{"start":"2015-05-01","end":"2015-07-31","val":838138,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":1714039,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":875901,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-05-01","end":"2016-01-31","val":2600382,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-11-01","end":"2016-01-31","val":886343,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2015Q4"},{"start":"2015-05-01","end":"2016-04-30","val":3435797,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":955296,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":955296,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":1913187,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":1913187,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-08-01","end":"2016-10-31","val":957891,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":957891,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-01-31","val":2944349,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":2944349,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":1031162,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":1031162,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":3909326,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":3909326,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":967062,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":967062,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":1948681,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-08-01","end":"2017-10-31","val":981619,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3"},{"start":"2017-05-01","end":"2018-01-31","val":3069371,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":1120690,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":4273410,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":1251020,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2"}]}},"LoansPayable":{"label":"Loans Payable","description":"Including the current and noncurrent portions, aggregate carrying value as of the balance sheet date of loans payable (with maturities initially due after one year or beyond the operating cycle if longer).","units":{"USD":[{"end":"2018-04-30","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q1I"},{"end":"2018-10-31","val":1000000,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":2000000,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":3000000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":3000000,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":3000000,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":3000000,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q1I"},{"end":"2019-07-31","val":3000000,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":4000000,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":4000000,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-07-31","val":209035,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":209035,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"LoansPayableCurrent":{"label":"Loans Payable, Current","description":"Carrying value as of the balance sheet date of portion of long-term loans payable due within one year or the operating cycle if longer.","units":{"USD":[{"end":"2020-07-31","val":209035,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":209035,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"LoansPayableFairValueDisclosure":{"label":"Loans Payable, Fair Value Disclosure","description":"Fair value portion of contractual obligation to pay money on demand or on fixed or determinable dates.","units":{"USD":[{"end":"2018-10-31","val":1063688,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":2118677,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":2934538,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2019Q1I"},{"end":"2019-07-31","val":2615606,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":3553757,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":3618192,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":3780370,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"},{"end":"2020-07-31","val":209035,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":209035,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"LossContingencyAccrualProductLiabilityUndiscountedDueWithinOneYear":{"label":"Loss Contingency Accrual, Product Liability, Undiscounted, to be Paid, Year One","description":"Undiscounted amount of accrual for damage arising from third-party use of product or process to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2018-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2019Q1I"}]}},"NetCashProvidedByUsedInFinancingActivities":{"label":"Net Cash Provided by (Used in) Financing Activities","description":"Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":499102,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":1520233,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":1624916,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":1660373,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":5857404,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":5857404,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":6683718,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":6683718,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-05-01","end":"2012-01-31","val":6685428,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":6685428,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-05-01","end":"2012-04-30","val":6718987,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":6718987,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":3759409,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":3759409,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":3977598,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":3977598,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-01-31","val":4104362,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":4104362,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":3979006,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":3979006,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":-68326,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":-68326,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":-92172,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":-92172,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-05-01","end":"2014-01-31","val":-163364,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":-163364,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":-351365,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":-351365,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":-55671,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":-55671,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":-219350,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":-219350,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":-310363,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":-310363,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":-310959,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":-310959,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":18482,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":18482,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":1480456,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":1480456,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":1476239,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":1476239,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":1481692,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":1481692,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":-3328,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-3328,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":-7870,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":-7870,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":889869,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":889869,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":766015,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":766015,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":1164338,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":1164338,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":1162556,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":1162556,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":2863596,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":2863596,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":2869871,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":2869871,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":2944,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":2944,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":1010439,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":1010439,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":2016739,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":2016739,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":3022645,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":3022645,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":5263,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":5263,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":1010656,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":1010656,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":1012358,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":1016967,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":-794503,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":-1709145,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"NetCashProvidedByUsedInInvestingActivities":{"label":"Net Cash Provided by (Used in) Investing Activities","description":"Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":-27796,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":-48897,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":-97673,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":-132005,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":-1692,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":-1692,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":-1675,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":-1675,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-05-01","end":"2012-01-31","val":35786,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":35786,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-05-01","end":"2012-04-30","val":-81743,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":-81743,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":-34501,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":-34501,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":-256487,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":-256487,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-01-31","val":-264724,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":-264724,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":-296555,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":-296555,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":-20405,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":-20405,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":-69694,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":-69694,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-05-01","end":"2014-01-31","val":-151458,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":-151458,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":-237515,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":-237515,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":-73699,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":-73699,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":-169048,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":-169048,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":-195755,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":-195755,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":-214514,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":-214514,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":-7847,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-7847,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":-9177,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":-9177,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":-14228,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":-14228,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":-41431,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":-41431,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":-53241,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-53241,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":-61540,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":-61540,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":-106278,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":-106278,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":-128241,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":-128241,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":-41753,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":-41753,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":-62403,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":-62403,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":-87279,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":-87279,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":-125113,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":-125113,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":-4176,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":-4176,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":-21283,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":-21283,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":-38542,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":-38542,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":-49732,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":-49732,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":-19853,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":-19853,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":-43706,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":-43706,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":-65757,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":-125842,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":-19618,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":-51423,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"NetCashProvidedByUsedInOperatingActivities":{"label":"Net Cash Provided by (Used in) Operating Activities","description":"Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":-818499,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":-842166,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":-1327616,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":-1369630,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":-360395,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":-360395,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":-1178474,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":-1178474,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-05-01","end":"2012-01-31","val":-352860,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":-352860,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-05-01","end":"2012-04-30","val":-301331,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":-301331,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":-474503,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":-474503,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":-196622,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":-196622,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-01-31","val":832004,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":832004,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":-604466,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":-604466,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":179864,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":179864,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":-1584373,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":-1584373,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-05-01","end":"2014-01-31","val":-2037955,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":-2037955,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":-2651967,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":-2651967,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":-233551,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":-233551,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":-1617755,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":-1617755,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":-2264952,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":-2264952,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":-3336380,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":-3336380,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":-601212,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-601212,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":-1159180,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":-1159180,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":-1614362,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":-1614362,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":-2105823,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":-2105823,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":72711,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":72711,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":-149966,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":-149966,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":-405489,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":-405489,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":-702732,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":-702732,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":-714305,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":-714305,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":-1527624,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":-1527624,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":-1868407,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":-1868407,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":-2427090,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":-2427090,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":-475707,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":-475707,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":-1481323,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":-1481323,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":-2574115,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":-2574115,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":-3443379,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":-3443379,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":-630508,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":-630508,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":-970719,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":-970719,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":-1049115,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":-310116,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":1003886,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":1766237,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"NetIncomeLoss":{"label":"Net Income (Loss) Attributable to Parent","description":"The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":-1430257,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":-2276256,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-08-01","end":"2010-10-31","val":-845999,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2010Q3"},{"start":"2010-05-01","end":"2011-01-31","val":-2767516,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":-491260,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-05-01","end":"2011-04-30","val":-3542331,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":-925718,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":-925718,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":-813669,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":-813669,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-08-01","end":"2011-10-31","val":112049,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-08-01","end":"2011-10-31","val":112049,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2011Q3"},{"start":"2011-05-01","end":"2012-01-31","val":-876481,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":-876481,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-11-01","end":"2012-01-31","val":-62812,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":-62812,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2011Q4"},{"start":"2011-05-01","end":"2012-04-30","val":-2123361,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":-2123361,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":867538,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":867538,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":542433,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":542433,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-08-01","end":"2012-10-31","val":-325105,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-08-01","end":"2012-10-31","val":-325105,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2012Q3"},{"start":"2012-05-01","end":"2013-01-31","val":370708,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":370708,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-11-01","end":"2013-01-31","val":-171725,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-11-01","end":"2013-01-31","val":-171725,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2012Q4"},{"start":"2012-05-01","end":"2013-04-30","val":472280,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":472280,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":-1225291,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":-1225291,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":-3336519,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":-3336519,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-08-01","end":"2013-10-31","val":-2111228,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-08-01","end":"2013-10-31","val":-2111228,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2013Q3"},{"start":"2013-05-01","end":"2014-01-31","val":-5557327,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":-5557327,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-11-01","end":"2014-01-31","val":-2220808,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-11-01","end":"2014-01-31","val":-2220808,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2013Q4"},{"start":"2013-05-01","end":"2014-04-30","val":-5914547,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":-5914547,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":-1063373,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":-1063373,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":-2502157,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":-2502157,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-08-01","end":"2014-10-31","val":-1438784,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":-1438784,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2014Q3"},{"start":"2014-05-01","end":"2015-01-31","val":-3027240,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":-3027240,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-11-01","end":"2015-01-31","val":-525083,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-11-01","end":"2015-01-31","val":-525083,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2014Q4"},{"start":"2014-05-01","end":"2015-04-30","val":-4441867,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":-4441867,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":-1111105,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-1111105,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":-1444561,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":-1444561,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":-333456,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":-333456,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-05-01","end":"2016-01-31","val":-1692682,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":-1692682,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-11-01","end":"2016-01-31","val":-248121,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-11-01","end":"2016-01-31","val":-248121,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2015Q4"},{"start":"2015-05-01","end":"2016-04-30","val":-2691595,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":-2691595,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":-363911,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-363911,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":-927931,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":-927931,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-08-01","end":"2016-10-31","val":-564020,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":-564020,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-01-31","val":-1610071,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":-1610071,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":-682140,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":-682140,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":-2458515,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":-2458515,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":-1152533,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":-1152533,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":-993699,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":-993699,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":158834,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-08-01","end":"2017-10-31","val":158834,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2017-05-01","end":"2018-01-31","val":-1772042,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":-1772042,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-11-01","end":"2018-01-31","val":-778343,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":-778343,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":-3220670,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":-3220670,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":-1010947,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":-1010947,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":-3074704,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":-3074704,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":-2063757,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":-2063757,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":-4134084,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":-4134084,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":-1059380,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":-1059380,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":-5013439,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":-5013439,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":-929723,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":-929723,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":-1730972,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":-1730972,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":-801249,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":-801249,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":-1996747,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":-265775,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":-1096565,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":24614,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":101062,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":76448,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"NoncurrentAssets":{"label":"Long-Lived Assets","description":"Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets.","units":{"USD":[{"end":"2017-04-30","val":6766405,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":6766405,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-01-31","val":7480219,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":7186456,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":7186456,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":7186456,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":7186456,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":7186456,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":7061639,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":7005694,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":6996343,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":6825999,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":6825999,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":6825999,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":6825999,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":6825999,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":8939005,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":8525807,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":8304887,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":7892386,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":7892386,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":7892386,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":8228433,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":8224997,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"NonoperatingIncomeExpense":{"label":"Nonoperating Income (Expense)","description":"The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business).","units":{"USD":[{"start":"2016-05-01","end":"2017-04-30","val":495102,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":-618752,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":-414399,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":204353,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2017-05-01","end":"2018-01-31","val":-756850,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-11-01","end":"2018-01-31","val":-342451,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":-426900,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":-426900,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":86333,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":86333,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":114653,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":114653,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":28320,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":28320,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":82665,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":82665,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":-31988,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":-31988,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":153322,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":153322,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":-244877,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":-244877,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":-340152,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":-340152,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":-95275,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":-95275,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":-413911,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":-73759,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":-296998,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":-255673,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":-332196,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":-76523,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"OperatingExpenses":{"label":"Operating Expenses","description":"Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":3673654,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":7417954,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-08-01","end":"2010-10-31","val":3744300,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2010Q3"},{"start":"2010-05-01","end":"2011-01-31","val":11127077,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":3709123,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-05-01","end":"2011-04-30","val":14827431,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":3708964,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":3708964,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":7412447,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":7412447,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-08-01","end":"2011-10-31","val":3703483,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-08-01","end":"2011-10-31","val":3703483,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2011Q3"},{"start":"2011-05-01","end":"2012-01-31","val":11218307,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":11218307,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-11-01","end":"2012-01-31","val":3805860,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":3805860,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2011Q4"},{"start":"2011-05-01","end":"2012-04-30","val":15503327,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":15503327,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":4355159,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":4355159,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":8458068,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":8458068,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-08-01","end":"2012-10-31","val":4102909,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-08-01","end":"2012-10-31","val":4102909,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2012Q3"},{"start":"2012-05-01","end":"2013-01-31","val":12506620,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":12506620,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-11-01","end":"2013-01-31","val":4048552,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-11-01","end":"2013-01-31","val":4048552,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2012Q4"},{"start":"2012-05-01","end":"2013-04-30","val":16696211,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":16696211,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":4197543,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":4197543,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":8510586,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":8510586,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-08-01","end":"2013-10-31","val":4313043,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-08-01","end":"2013-10-31","val":4313043,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2013Q3"},{"start":"2013-05-01","end":"2014-01-31","val":12699294,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":12699294,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-11-01","end":"2014-01-31","val":4188708,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-11-01","end":"2014-01-31","val":4188708,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2013Q4"},{"start":"2013-05-01","end":"2014-04-30","val":16885748,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":16885748,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":4455539,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":4455539,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":8929821,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":8929821,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-08-01","end":"2014-10-31","val":4474282,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":4474282,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2014Q3"},{"start":"2014-05-01","end":"2015-01-31","val":13218440,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":13218440,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-11-01","end":"2015-01-31","val":4288619,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-11-01","end":"2015-01-31","val":4288619,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2014Q4"},{"start":"2014-05-01","end":"2015-04-30","val":17349003,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":17349003,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":3893783,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":3893783,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":7311356,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":7311356,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":3417573,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":3417573,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-05-01","end":"2016-01-31","val":10558367,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":10558367,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-11-01","end":"2016-01-31","val":3247011,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-11-01","end":"2016-01-31","val":3247011,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2015Q4"},{"start":"2015-05-01","end":"2016-04-30","val":13923167,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":13923167,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":3599117,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":3599117,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":7086327,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":7086327,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-08-01","end":"2016-10-31","val":3487210,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":3487210,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-01-31","val":10161033,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":10161033,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":3074706,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":3074706,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":13639207,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":13639207,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":3646587,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":3646587,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":7102671,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":7102671,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":3456084,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-08-01","end":"2017-10-31","val":3456084,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2017-05-01","end":"2018-01-31","val":10622466,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":10622466,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-11-01","end":"2018-01-31","val":3519795,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":3519795,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":15175511,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":15175511,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":3985110,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":3985110,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":8518448,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":8518448,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":4533338,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":4533338,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":12133598,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":12133598,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":3615150,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":3615150,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":15931665,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":15931665,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":3258514,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":3258514,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":6665410,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":6665410,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":3406896,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":3406896,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":9642294,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":2976884,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":12900893,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":3148919,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":6607797,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":3458878,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"OperatingIncomeLoss":{"label":"Operating Income (Loss)","description":"The net result for the period of deducting operating expenses from operating revenues.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":-1454069,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":-2630706,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-08-01","end":"2010-10-31","val":-1176637,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2010Q3"},{"start":"2010-05-01","end":"2011-01-31","val":-3317727,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":-687021,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-05-01","end":"2011-04-30","val":-3787133,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":-950230,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":-950230,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":-1179860,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":-1179860,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-08-01","end":"2011-10-31","val":-229630,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-08-01","end":"2011-10-31","val":-229630,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2011Q3"},{"start":"2011-05-01","end":"2012-01-31","val":-1499849,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":-1499849,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-11-01","end":"2012-01-31","val":-319989,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":-319989,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2011Q4"},{"start":"2011-05-01","end":"2012-04-30","val":-1419831,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":-1419831,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":32609,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":32609,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":-507513,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":-507513,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-08-01","end":"2012-10-31","val":-540122,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-08-01","end":"2012-10-31","val":-540122,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2012Q3"},{"start":"2012-05-01","end":"2013-01-31","val":-1289977,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":-1289977,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-11-01","end":"2013-01-31","val":-782464,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-11-01","end":"2013-01-31","val":-782464,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2012Q4"},{"start":"2012-05-01","end":"2013-04-30","val":-1456288,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":-1456288,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":-1338056,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":-1338056,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":-3104289,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":-3104289,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-08-01","end":"2013-10-31","val":-1766233,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-08-01","end":"2013-10-31","val":-1766233,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2013Q3"},{"start":"2013-05-01","end":"2014-01-31","val":-4689109,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":-4689109,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-11-01","end":"2014-01-31","val":-1584820,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-11-01","end":"2014-01-31","val":-1584820,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2013Q4"},{"start":"2013-05-01","end":"2014-04-30","val":-5203800,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":-5203800,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":-1428368,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":-1428368,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":-3051542,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":-3051542,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-08-01","end":"2014-10-31","val":-1623174,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":-1623174,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2014Q3"},{"start":"2014-05-01","end":"2015-01-31","val":-4318678,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":-4318678,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-11-01","end":"2015-01-31","val":-1267136,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-11-01","end":"2015-01-31","val":-1267136,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2014Q4"},{"start":"2014-05-01","end":"2015-04-30","val":-5345920,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":-5345920,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":-1536537,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-1536537,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":-1924771,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":-1924771,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":-388234,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":-388234,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-05-01","end":"2016-01-31","val":-2517396,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":-2517396,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-11-01","end":"2016-01-31","val":-592625,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-11-01","end":"2016-01-31","val":-592625,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2015Q4"},{"start":"2015-05-01","end":"2016-04-30","val":-2841809,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":-2841809,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":-573123,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-573123,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":-1309220,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":-1309220,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-08-01","end":"2016-10-31","val":-736097,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":-736097,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-01-31","val":-1828567,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":-1828567,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":-519347,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":-519347,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":-2953617,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":-2953617,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":-533781,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":-533781,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":-579300,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":-579300,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":-45519,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-08-01","end":"2017-10-31","val":-45519,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2017-05-01","end":"2018-01-31","val":-1015192,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":-1015192,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-11-01","end":"2018-01-31","val":-435892,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":-435892,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":-2793770,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":-2793770,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":-1097280,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":-1097280,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":-3189357,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":-3189357,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":-2092077,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":-2092077,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":-4216749,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":-4216749,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":-1027392,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":-1027392,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":-5166761,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":-5166761,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":-684846,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":-684846,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":-1390820,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":-1390820,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":-705974,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":-705974,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":-1582836,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":-192016,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":-799567,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":280287,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":433258,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":152971,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"OperatingLeaseExpense":{"label":"Operating Lease, Expense","description":"Amount of operating lease expense. Excludes sublease income.","units":{"USD":[{"start":"2019-05-01","end":"2019-07-31","val":138277,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":138277,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":275891,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":275891,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":138145,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":138145,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":399541,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":123649,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":514556,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":110771,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":220209,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":110280,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"OperatingLeaseLiability":{"label":"Operating Lease, Liability","description":"Present value of lessee's discounted obligation for lease payments from operating lease.","units":{"USD":[{"end":"2019-07-31","val":1676016,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":1575289,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":1384404,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":1395852,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"},{"end":"2020-07-31","val":1368758,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":1369932,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"OperatingLeaseLiabilityCurrent":{"label":"Operating Lease, Liability, Current","description":"Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.","units":{"USD":[{"end":"2019-07-31","val":296967,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":259612,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":253302,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":293322,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":293322,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":293322,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":307185,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":318335,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"OperatingLeaseLiabilityNoncurrent":{"label":"Operating Lease, Liability, Noncurrent","description":"Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.","units":{"USD":[{"end":"2019-07-31","val":1379049,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":1315677,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":1131102,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":1102530,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":1102530,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":1102530,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":1061573,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":1051597,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"OperatingLeasePayments":{"label":"Operating Lease, Payments","description":"Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.","units":{"USD":[{"start":"2019-05-01","end":"2019-07-31","val":127420,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":127420,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":257256,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":257256,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":127420,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":387595,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":498721,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":106764,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":213275,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":106511,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"OperatingLeaseRightOfUseAsset":{"label":"Operating Lease, Right-of-Use Asset","description":"Amount of lessee's right to use underlying asset under operating lease.","units":{"USD":[{"end":"2019-07-31","val":1665595,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":1556568,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":1361442,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":1370035,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":1370035,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":1370035,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":1337974,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":1335608,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"OperatingLeaseWeightedAverageDiscountRatePercent":{"label":"Operating Lease, Weighted Average Discount Rate, Percent","description":"Weighted average discount rate for operating lease calculated at point in time.","units":{"pure":[{"end":"2019-07-31","val":0.155,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":0.155,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":0.156,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":0.098,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"},{"end":"2020-07-31","val":0.098,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":0.098,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"OtherAccruedLiabilitiesCurrent":{"label":"Other Accrued Liabilities, Current","description":"Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.","units":{"USD":[{"end":"2017-04-30","val":243433,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":592162,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":592162,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":664573,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":648354,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2020-04-30","val":553280,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"OtherAssetsNoncurrent":{"label":"Other Assets, Noncurrent","description":"Amount of noncurrent assets classified as other.","units":{"USD":[{"end":"2011-04-30","val":48308,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":48308,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":48308,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":48308,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":48371,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":44800,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":46193,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":44402,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":44402,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":44402,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":44402,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":44402,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":53582,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":84819,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":81979,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":82165,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":82165,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":82165,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":82165,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":82165,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":93685,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":98090,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":100295,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":102836,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":102836,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":102836,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":102836,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":102836,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":114100,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":122881,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":124286,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":216125,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":216125,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":216125,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":216125,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":216125,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":190375,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":182628,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":181483,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":174811,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":174811,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":174811,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":174811,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":174811,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":176938,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":178042,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":197326,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":199637,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":199637,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":199637,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":199637,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q1I"},{"end":"2017-07-31","val":206022,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":208444,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":210865,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"}]}},"OtherCommitment":{"label":"Other Commitment","description":"Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.","units":{"USD":[{"end":"2019-01-31","val":1069084,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":3842119,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2019Q1I"},{"end":"2019-07-31","val":3766287,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":340000,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":414083,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":343026,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"},{"end":"2020-07-31","val":271970,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":200913,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"OtherCommitmentDueInFourthYear":{"label":"Other Commitment, to be Paid, Year Four","description":"Amount of commitment classified as other to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-01-31","val":24110,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":1424505,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2019Q1I"},{"end":"2019-07-31","val":1505605,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":0,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":33696,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"},{"end":"2020-07-31","val":0,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":0,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"OtherCommitmentDueInNextTwelveMonths":{"label":"Other Commitment, to be Paid, Year One","description":"Amount of commitment classified as other to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-01-31","val":233320,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":946304,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2019Q1I"},{"end":"2019-07-31","val":732294,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":120000,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":71057,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":264402,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"},{"end":"2020-07-31","val":193346,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"}]}},"OtherCommitmentDueInSecondYear":{"label":"Other Commitment, to be Paid, Year Two","description":"Amount of commitment classified as other to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-01-31","val":550323,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":853826,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2019Q1I"},{"end":"2019-07-31","val":881400,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":220000,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":264402,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":44928,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"},{"end":"2020-07-31","val":44928,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":44928,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"OtherCommitmentDueInThirdYear":{"label":"Other Commitment, to be Paid, Year Three","description":"Amount of commitment classified as other to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-01-31","val":261331,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":617484,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2019Q1I"},{"end":"2019-07-31","val":646988,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":0,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":44928,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":33696,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"},{"end":"2020-07-31","val":33696,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":33696,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"OtherCommitmentsFutureMinimumPaymentsRemainderOfFiscalYear":{"label":"Other Commitment, to be Paid, Remainder of Fiscal Year","description":"Amount of commitment classified as other to be paid in remainder of current fiscal year.","units":{"USD":[{"end":"2020-10-31","val":122289,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease":{"label":"Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax (Deprecated 2012-01-31)","description":"Adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency of the reporting entity, net of tax.","units":{"USD":[{"start":"2011-05-01","end":"2011-07-31","val":-47057,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":-413880,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2012-01-31","val":-505482,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"}]}},"OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent":{"label":"Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent","description":"Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to parent entity.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":-217009,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":-200580,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-08-01","end":"2010-10-31","val":16429,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2010Q3"},{"start":"2010-05-01","end":"2011-01-31","val":-144883,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":55697,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-05-01","end":"2011-04-30","val":639560,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":-47057,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":-47057,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":-413880,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":-413880,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-08-01","end":"2011-10-31","val":-366823,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-08-01","end":"2011-10-31","val":-366823,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2011Q3"},{"start":"2011-05-01","end":"2012-01-31","val":-505482,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":-505482,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-11-01","end":"2012-01-31","val":-87644,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":-87644,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2011Q4"},{"start":"2011-05-01","end":"2012-04-30","val":-305737,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":-305737,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":-160566,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":-160566,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":-128709,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":-128709,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-08-01","end":"2012-10-31","val":31857,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-08-01","end":"2012-10-31","val":31857,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2012Q3"},{"start":"2012-05-01","end":"2013-01-31","val":-120566,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":-120566,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-11-01","end":"2013-01-31","val":8143,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-11-01","end":"2013-01-31","val":8143,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2012Q4"},{"start":"2012-05-01","end":"2013-04-30","val":-251061,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":-251061,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":-129239,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":-129239,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":-284227,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":-284227,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-08-01","end":"2013-10-31","val":-154988,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-08-01","end":"2013-10-31","val":-154988,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2013Q3"},{"start":"2013-05-01","end":"2014-01-31","val":-718177,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":-718177,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-11-01","end":"2014-01-31","val":-433950,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-11-01","end":"2014-01-31","val":-433950,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2013Q4"},{"start":"2013-05-01","end":"2014-04-30","val":-653208,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":-653208,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":-234144,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":-234144,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":-669646,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":-669646,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-08-01","end":"2014-10-31","val":-435502,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":-435502,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2014Q3"},{"start":"2014-05-01","end":"2015-01-31","val":-2352184,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":-2352184,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-11-01","end":"2015-01-31","val":-1682538,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-11-01","end":"2015-01-31","val":-1682538,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2014Q4"},{"start":"2014-05-01","end":"2015-04-30","val":-1408044,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":-1408044,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":-999994,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-999994,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":-1149428,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":-1149428,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":-149434,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":-149434,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-05-01","end":"2016-01-31","val":-1991213,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":-1991213,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-11-01","end":"2016-01-31","val":-841785,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-11-01","end":"2016-01-31","val":-841785,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2015Q4"},{"start":"2015-05-01","end":"2016-04-30","val":-550468,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":-550468,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":-495352,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-495352,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":-852279,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":-852279,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-08-01","end":"2016-10-31","val":-356927,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":-356927,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-01-31","val":-534069,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":-534069,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":318210,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":318210,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":-1082556,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":-1082556,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":1196553,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":1196553,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":770611,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":770611,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":-425942,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-08-01","end":"2017-10-31","val":-425942,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2017-05-01","end":"2018-01-31","val":1404362,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":1404362,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-11-01","end":"2018-01-31","val":633751,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":633751,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":791955,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":791955,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":-202966,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":-202966,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":-315260,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":-315260,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":-112295,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":-112295,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":-316356,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":-316356,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":-1096,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":-1096,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":-633254,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":-633254,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":302543,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":302543,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":292992,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":292992,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":-9551,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":-9551,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":224127,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":-68866,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":-484566,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":511513,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":612137,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":100624,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax":{"label":"Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax","description":"Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.","units":{"USD":[{"start":"2010-05-01","end":"2011-04-30","val":639560,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2012-04-30","val":-305737,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":-305737,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":-160566,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":-128709,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2013-01-31","val":-120566,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-04-30","val":-251061,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":-251061,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":-129239,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":-284227,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2014-01-31","val":-718177,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-04-30","val":-653208,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":-653208,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":-234144,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":-669646,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2015-01-31","val":-2352184,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-04-30","val":-1408044,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":-1408044,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":-999994,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":-1149428,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":-1991213,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-04-30","val":-550468,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":-550468,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":-495352,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":-852279,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2017-01-31","val":-534069,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":-1082556,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":-1082556,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":1196553,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":1196553,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":770611,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":770611,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":1404362,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":1404362,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":791955,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":791955,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":-202965,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":-202965,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":-315260,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":-315260,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":-316356,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":-316356,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":-1096,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":-633254,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":-633254,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":302543,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":302543,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":292992,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":292992,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":224126,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":-68866,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":-484566,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":511513,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":612137,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"OtherLiabilitiesCurrent":{"label":"Other Liabilities, Current","description":"Amount of liabilities classified as other, due within one year or the normal operating cycle, if longer.","units":{"USD":[{"end":"2019-04-30","val":947,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":947,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":947,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q1I"},{"end":"2019-07-31","val":2594,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":0,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"}]}},"OtherNonoperatingIncome":{"label":"Other Nonoperating Income","description":"Amount of income related to nonoperating activities, classified as other.","units":{"USD":[{"start":"2018-05-01","end":"2019-01-31","val":2145,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":2145,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2019-05-01","end":"2019-10-31","val":700,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":700,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":700,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":700,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":2799,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":2099,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2020-05-01","end":"2020-10-31","val":3,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":0,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"PaymentsForProceedsFromDepositOnLoan":{"label":"Payments for (Proceeds from) Deposit on Loan","description":"The net cash inflow or outflow from resulting from payment, receipt or drawdown of cash deposit to guarantee a loan during the period.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":-661,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":-665,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":48111,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":48701,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":1021,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":1021,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":1004,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":1004,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-05-01","end":"2012-01-31","val":-69359,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":-69359,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-05-01","end":"2012-04-30","val":-68984,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":-68984,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":-6726,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":-6726,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":42560,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":42560,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-01-31","val":43458,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":43458,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":41856,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":41856,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":-700,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":-700,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":5824,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":5824,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-05-01","end":"2014-01-31","val":0,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":0,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":0,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":0,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":0,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2015-01-31","val":0,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"}]}},"PaymentsForPurchaseOfOtherAssets1":{"label":"Payments for Purchase of Other Assets","description":"Amount of cash paid to purchase other assets as part of operating activities.","units":{"USD":[{"start":"2015-05-01","end":"2015-07-31","val":0,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":0,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":0,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2016-07-31","val":2868,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":2868,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":4023,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":4023,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":24600,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":24600,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2017-07-31","val":7161,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":10585,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2018-01-31","val":13864,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"}]}},"PaymentsForRepurchaseOfCommonStock":{"label":"Payments for Repurchase of Common Stock","description":"The cash outflow to reacquire common stock during the period.","units":{"CAD":[{"start":"2017-05-01","end":"2018-04-30","val":43218,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"}],"USD":[{"start":"2012-05-01","end":"2012-07-31","val":0,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":0,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-01-31","val":0,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":0,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":91414,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":91414,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":162737,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":162737,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-05-01","end":"2014-01-31","val":180548,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":180548,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":268112,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":268112,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":55673,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":55673,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":219350,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":219350,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":310431,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":310431,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":322648,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":322648,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":17896,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":17896,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":29729,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":29729,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":44332,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":44332,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":38882,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":38882,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":3328,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":3328,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":7870,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":7870,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":8824,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":8824,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":132678,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":132678,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-03-30","end":"2017-07-31","val":159495,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2017-07-31","val":9964,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":9964,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":33220,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":33220,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-03-30","end":"2018-01-31","val":160230,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-01-31","val":32059,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":32059,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":33119,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":33119,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":0,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"}]}},"PaymentsOfStockIssuanceCosts":{"label":"Payments of Stock Issuance Costs","description":"The cash outflow for cost incurred directly with the issuance of an equity security.","units":{"USD":[{"start":"2011-05-01","end":"2012-04-30","val":605922,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":15592,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":15592,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-04-30","val":15592,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":15592,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":0,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":0,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2014-04-30","val":0,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013"},{"start":"2016-12-01","end":"2016-12-15","val":32207,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016Q4I"},{"start":"2017-07-01","end":"2017-07-20","val":19832,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-07-01","end":"2017-07-20","val":19832,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2017-07-01","end":"2017-07-20","val":19832,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-07-01","end":"2017-07-20","val":19832,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-07-01","end":"2017-07-20","val":19832,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017Q2I"},{"start":"2018-01-01","end":"2018-01-24","val":48325,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2018-01-01","end":"2018-01-24","val":48325,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-01-01","end":"2018-01-24","val":48325,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017Q4I"}]}},"PaymentsToAcquireIntangibleAssets":{"label":"Payments to Acquire Intangible Assets","description":"The cash outflow to acquire asset without physical form usually arising from contractual or other legal rights, excluding goodwill.","units":{"USD":[{"start":"2014-05-01","end":"2015-04-30","val":0,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2016-04-30","val":13739,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":13739,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2017-04-30","val":28302,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":28302,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":7161,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":10585,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":13864,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":24813,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":24813,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":265,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":265,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":3314,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":3314,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":9395,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":9395,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":9638,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":9638,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":2713,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":2713,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":3666,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":3666,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":4672,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":5458,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":2580,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":2980,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"PaymentsToAcquireMachineryAndEquipment":{"label":"Payments to Acquire Machinery and Equipment","description":"The cash outflow for acquisition of machinery and equipment.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":28457,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":49562,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":49562,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":83304,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":671,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":671,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":671,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":671,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-05-01","end":"2012-01-31","val":33573,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":33573,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-05-01","end":"2012-04-30","val":150727,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":150727,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":41227,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":41227,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":213927,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":213927,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-01-31","val":221266,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":221266,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":254699,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":254699,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":21105,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":21105,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":63870,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":63870,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-05-01","end":"2014-01-31","val":151458,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":151458,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":237515,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":237515,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":73699,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":73699,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":169048,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":169048,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":195755,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":195755,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":214514,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":214514,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":7847,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":7847,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":9177,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":9177,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":14228,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":14228,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":27692,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":27692,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":50373,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":50373,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":57517,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":57517,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":81678,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":81678,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":99939,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":99939,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":34592,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":34592,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":51818,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":51818,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":73415,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":73415,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":100300,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":100300,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":3911,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":3911,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":17969,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":17969,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":29147,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":29147,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":40094,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":40094,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":17140,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":17140,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":40040,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":40040,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":61085,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":120384,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":17038,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":48443,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"PreferredStockParOrStatedValuePerShare":{"label":"Preferred Stock, Par or Stated Value Per Share","description":"Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.","units":{"USD/shares":[{"end":"2011-04-30","val":0.001,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":0.001,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":0.001,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":0.001,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":0.001,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":0.001,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":0.001,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":0.001,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":0.001,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":0.001,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":0.001,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":0.001,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":0.001,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":0.001,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":0.001,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":0.001,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":0.001,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":0.001,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":0.001,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":0.001,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":0.001,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":0.001,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":0.001,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":0.001,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":0.001,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":0.001,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":0.001,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":0.001,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":0.001,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":0.001,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":0.001,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":0.001,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":0.001,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":0.001,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":0.001,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":0.001,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":0.001,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":0.001,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":0.001,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":0.001,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":0.001,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":0.001,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":0.001,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":0.001,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":0.001,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":0.001,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":0.001,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":0.001,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":0.001,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":0.001,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":0.001,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":0.001,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":0.001,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":0.001,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":0.001,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":0.001,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":0.001,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":0.001,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":0.001,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":0.001,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":0.001,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":0.001,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":0.001,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":0.001,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":0.001,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":0.001,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":0.001,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":0.001,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":0.001,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":0.001,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":0.001,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":0.001,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":0.001,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":0.001,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":0.001,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":0.001,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"PreferredStockSharesAuthorized":{"label":"Preferred Stock, Shares Authorized","description":"The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws.","units":{"shares":[{"end":"2011-04-30","val":100000000,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":100000000,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":100000000,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":100000000,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":100000000,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":100000000,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":100000000,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":100000000,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":100000000,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":100000000,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":100000000,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":100000000,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":100000000,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":100000000,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":100000000,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":100000000,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":100000000,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":100000000,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":100000000,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":100000000,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":100000000,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":100000000,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":100000000,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":100000000,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":100000000,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":100000000,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":100000000,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":100000000,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":100000000,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":100000000,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":100000000,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":100000000,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":100000000,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":100000000,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":100000000,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":100000000,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":100000000,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":100000000,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":100000000,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":100000000,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":100000000,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":100000000,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":100000000,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":100000000,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":100000000,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":100000000,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":100000000,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":100000000,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":100000000,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":100000000,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":100000000,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":100000000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":100000000,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":100000000,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":100000000,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":100000000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":100000000,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":100000000,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":100000000,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":100000000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":100000000,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":100000000,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":100000000,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":100000000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":100000000,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":100000000,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":100000000,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":100000000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":100000000,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":100000000,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":100000000,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":100000000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":100000000,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":100000000,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":100000000,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":100000000,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"PreferredStockSharesIssued":{"label":"Preferred Stock, Shares Issued","description":"Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt.","units":{"shares":[{"end":"2011-04-30","val":1,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":1,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":1,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":1,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":1,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":1,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":1,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":1,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":1,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":1,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":1,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":1,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":1,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":1,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":1,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":1,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":1,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":1,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":1,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":1,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2014-04-30","val":0,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":0,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2015-04-30","val":0,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":0,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":0,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-10-31","val":0,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-04-30","val":0,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":0,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2017-04-30","val":0,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":0,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q1I"},{"end":"2018-07-31","val":0,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"}]}},"PreferredStockSharesOutstanding":{"label":"Preferred Stock, Shares Outstanding","description":"Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased.","units":{"shares":[{"end":"2011-04-30","val":1,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":1,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":1,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":1,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":1,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":1,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":1,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":1,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":1,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":1,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":1,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":1,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":1,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":1,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":1,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":1,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":1,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":1,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":1,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":1,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2014-04-30","val":0,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":0,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2015-04-30","val":0,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":0,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":0,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-10-31","val":0,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-04-30","val":0,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":0,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2017-04-30","val":0,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":0,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q1I"},{"end":"2018-07-31","val":0,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"}]}},"PreferredStockValue":{"label":"Preferred Stock, Value, Issued","description":"Aggregate par or stated value of issued nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable preferred shares, par value and other disclosure concepts are in another section within stockholders' equity.","units":{"USD":[{"end":"2011-04-30","val":0,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":0,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":0,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":0,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":0,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":0,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":0,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":0,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":0,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":0,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":0,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":0,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":0,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":0,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":0,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":0,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":0,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":0,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":0,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":0,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":0,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":0,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":0,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":0,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":0,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":0,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":0,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":0,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":0,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":0,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":0,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":0,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":0,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":0,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":0,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":0,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":0,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":0,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":0,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":0,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":0,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":0,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":0,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":0,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":0,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":0,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":0,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":0,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":0,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":0,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":0,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":0,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":0,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":0,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":0,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q1I"},{"end":"2018-07-31","val":0,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-04-30","val":0,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":0,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q1I"},{"end":"2019-10-31","val":0,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":0,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":0,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":0,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":0,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":0,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"PrepaidExpenseCurrent":{"label":"Prepaid Expense, Current","description":"Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.","units":{"USD":[{"end":"2011-04-30","val":110412,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":110412,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":110412,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":110412,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":85223,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":80420,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":104246,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":170556,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":170556,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":170556,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":170556,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":170556,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":123262,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":83861,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":130470,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":139591,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":139591,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":139591,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":139591,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":139591,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":139778,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":103770,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":165178,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":161627,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":161627,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":161627,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":161627,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":161627,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":166475,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":143993,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":172279,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":168299,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":168299,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":168299,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":168299,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":168299,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":123116,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":137153,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":165844,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":184644,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":184644,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":184644,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":184644,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":184644,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":151075,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":109866,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":154398,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":170853,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":170853,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":170853,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":170853,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":170853,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":156985,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":170640,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":236987,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":191245,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":191245,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":191245,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":191245,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":191245,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":161661,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":177585,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":271687,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":263078,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":263078,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":263078,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":263078,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":263078,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":212932,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":174981,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":202311,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":326921,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":326921,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":326921,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":297561,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":266664,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"ProceedsFromConvertibleDebt":{"label":"Proceeds from Convertible Debt","description":"The cash inflow from the issuance of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":483300,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":1464800,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":1464800,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":1464800,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":0,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":0,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2012-01-31","val":0,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-04-30","val":0,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011"}]}},"ProceedsFromIssuanceOfCommonStock":{"label":"Proceeds from Issuance of Common Stock","description":"The cash inflow from the additional capital contribution to the entity.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":15802,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":55433,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":160116,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":195573,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":5857404,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":5857404,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":6683718,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":6683718,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-05-01","end":"2012-01-31","val":6685428,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":6685428,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-05-01","end":"2012-04-30","val":6718987,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":7324909,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":3759409,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":3775001,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":3977598,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":3993190,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-01-31","val":4104362,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":4104362,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":3994598,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":3994598,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":23088,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":23088,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":70565,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":70565,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-05-01","end":"2014-01-31","val":17184,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":17184,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":1374,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":1374,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":2,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":2,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":0,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":0,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":68,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":68,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":11689,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":11689,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":36378,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":36378,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":1510185,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":1510185,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":1520571,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":1520571,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":1520574,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":1520574,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":0,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":0,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":0,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":0,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-12-01","end":"2016-12-15","val":930899,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016Q4I"},{"start":"2016-05-01","end":"2017-01-31","val":898693,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":898693,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":898693,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":898693,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-07-01","end":"2017-07-20","val":1186328,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-07-01","end":"2017-07-20","val":1186328,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2017-07-01","end":"2017-07-20","val":1186328,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-07-01","end":"2017-07-20","val":1186328,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-07-01","end":"2017-07-20","val":1186328,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017Q2I"},{"start":"2017-05-01","end":"2017-07-31","val":1174302,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":1174302,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":1195776,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":1195776,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-01-01","end":"2018-01-24","val":1714275,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2018-01-01","end":"2018-01-24","val":1714275,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-01-01","end":"2018-01-24","val":1714275,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017Q4I"},{"start":"2017-05-01","end":"2018-01-31","val":2895655,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":2895655,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":2902990,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":2902990,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":2944,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":2944,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":10439,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":10439,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":16739,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":16739,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":22645,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":22645,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":5263,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":5263,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":10656,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":10656,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":12358,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":16967,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":996462,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":1081820,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"ProceedsFromIssuanceOfPrivatePlacement":{"label":"Proceeds from Issuance of Private Placement","description":"The cash inflow associated with the amount received from entity's raising of capital via private rather than public placement.","units":{"USD":[{"start":"2017-07-01","end":"2017-07-20","val":1186328,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-07-01","end":"2017-07-20","val":1186328,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-07-01","end":"2017-07-20","val":1186328,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017Q2I"},{"start":"2018-01-01","end":"2018-01-24","val":1714275,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-01-01","end":"2018-01-24","val":1714275,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017Q4I"}]}},"ProceedsFromLoans":{"label":"Proceeds from Loans","description":"Cash received from principal payments made on loans related to operating activities.","units":{"USD":[{"start":"2017-05-01","end":"2017-10-31","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":1000000,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":1000000,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":2000000,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":2000000,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":3000000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":3000000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-10-31","val":1000000,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2020-01-31","val":1000000,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":1000000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"ProceedsFromRepaymentsOfRelatedPartyDebt":{"label":"Proceeds from (Repayments of) Related Party Debt","description":"Amount of cash inflow (outflow) from long-term debt by a related party. Related parties, include, but are not limited to, affiliates, owners or officers and their immediate families, and pension trusts.","units":{"USD":[{"start":"2019-05-01","end":"2019-10-31","val":1000000,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-05-01","end":"2020-10-31","val":-3000000,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"ProceedsFromShortTermDebt":{"label":"Proceeds from Short-term Debt","description":"The cash inflow from a borrowing having initial term of repayment within one year or the normal operating cycle, if longer.","units":{"USD":[{"start":"2020-05-01","end":"2020-07-31","val":209035,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":209035,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"ProductLiabilityAccrualComponentAmount":{"label":"Product Liability Accrual, Component Amount","description":"Recorded amount of the accrual for a material component of a product liability contingency.","units":{"USD":[{"end":"2017-04-30","val":54365,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":63130,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":63130,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":52035,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2019Q1I"}]}},"ProductWarrantyAccrual":{"label":"Standard and Extended Product Warranty Accrual","description":"Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers.","units":{"USD":[{"end":"2011-04-30","val":146868,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":146868,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":146868,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":146868,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":123901,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":110072,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":98668,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":84948,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":84948,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":84948,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":84948,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":84948,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":94072,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":87555,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":93330,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":91151,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":91151,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":91151,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":91151,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":91151,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":82815,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":77221,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":71961,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":69159,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":69159,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":69159,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":69159,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":69159,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":72618,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":74007,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":77199,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":73117,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":73117,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":73117,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":73117,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":73117,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":65820,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":66144,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":62688,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":61356,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":61356,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":61356,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":61356,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":61356,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2016-04-30","val":61356,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016Q1I"},{"end":"2016-07-31","val":65981,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":59765,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":58626,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":54365,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":54365,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":54365,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":54365,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":54365,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":54920,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":60660,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":65330,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":63130,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":63130,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":63130,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":63130,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":54365,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2018-04-30","val":63130,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018Q1I"},{"end":"2018-07-31","val":59839,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":56208,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":49305,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":63130,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":52035,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":52035,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":52035,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":52035,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":48573,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":44319,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":43899,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":51545,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":51545,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":51545,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":50344,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":48075,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"ProductWarrantyAccrualPayments":{"label":"Standard and Extended Product Warranty Accrual, Decrease for Payments","description":"Amount of decrease in the standard and extended product warranty accrual from payments made in cash or in kind to satisfy claims under the terms of the standard and extended product warranty.","units":{"USD":[{"start":"2018-05-01","end":"2019-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2020-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"ProductWarrantyAccrualPeriodIncreaseDecrease":{"label":"Standard and Extended Product Warranty Accrual, Period Increase (Decrease)","description":"Amount of increase (decrease) in the standard and extended product warranty liability.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":5848,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":15362,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":27598,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":25905,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":-22967,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":-22967,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":-36796,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":-36796,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-05-01","end":"2012-01-31","val":-48200,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":-48200,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-05-01","end":"2012-04-30","val":-61920,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":-61920,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":9124,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":9124,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":2607,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":2607,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-01-31","val":8382,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":8382,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":6203,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":6203,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":-8336,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":-8336,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":-13930,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":-13930,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-05-01","end":"2014-01-31","val":-19190,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":-19190,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":-21992,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":-21992,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":3459,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":3459,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":4848,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":4848,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":8040,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":8040,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":3958,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":3958,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":-7297,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-7297,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":-6973,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":-6973,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":-10429,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":-10429,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":-11761,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":-11761,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":4625,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":4625,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":-1591,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":-1591,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":-2730,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":-2730,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":-6991,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":-6991,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":555,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":555,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":6295,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":6295,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":10965,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":10965,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":8765,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":8765,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":-3291,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":-6922,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":-6922,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":-13825,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":-13825,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":-11095,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":-11095,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":-3462,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":-7716,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":-7716,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":-8136,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":-490,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":-1201,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":-3470,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"PropertyPlantAndEquipmentGross":{"label":"Property, Plant and Equipment, Gross","description":"Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.","units":{"USD":[{"end":"2017-04-30","val":2553046,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-04-30","val":2785619,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":2785619,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":2825713,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":2825713,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2020-04-30","val":2946097,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"PropertyPlantAndEquipmentNet":{"label":"Property, Plant and Equipment, Net","description":"Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.","units":{"USD":[{"end":"2011-04-30","val":59574,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":59574,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":59574,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":59574,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":35695,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":23939,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":16872,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":101024,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":101024,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":101024,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":101024,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":101024,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":109077,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":233282,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":187976,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":167986,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":167986,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":167986,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":167986,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":167986,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":134495,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":120709,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":129807,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":154293,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":154293,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":154293,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":154293,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":154293,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":162778,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":205561,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":166259,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":271736,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":271736,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":271736,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":271736,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":271736,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":219340,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":179107,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":149899,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":142563,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":142563,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":142563,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":142563,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":142563,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":163286,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":143371,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":135961,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":125813,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":125813,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":125813,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":125813,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":125813,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":139584,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":129200,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":125094,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":121819,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":121819,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":121819,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":121819,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":121819,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":98260,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":94631,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":80644,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":59914,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":59914,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":59914,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":59914,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":59914,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":58850,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":65565,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":71162,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":111672,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":111672,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":111672,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":110932,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":123017,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"ProvisionForDoubtfulAccounts":{"label":"Accounts Receivable, Credit Loss Expense (Reversal)","description":"Amount of expense (reversal of expense) for expected credit loss on accounts receivable.","units":{"USD":[{"start":"2016-05-01","end":"2017-04-30","val":346689,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":346689,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2018-01-31","val":171693,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-04-30","val":578024,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":578024,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2017-05-01","end":"2018-04-30","val":578024,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-04-30","val":578024,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":578024,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":79149,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":748745,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2019-01-31","val":801523,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-04-30","val":1082440,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":1082440,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2018-05-01","end":"2019-04-30","val":1082440,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-04-30","val":1082440,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":1082440,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":50861,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":110085,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2020-01-31","val":165117,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":266043,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"start":"2019-05-01","end":"2020-04-30","val":266043,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"start":"2019-05-01","end":"2020-04-30","val":266043,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":73684,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":157686,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"ProvisionForLoanAndLeaseLosses":{"label":"Provision for Loan and Lease Losses","description":"Amount of expense related to estimated loss from loan and lease transactions.","units":{"USD":[{"start":"2019-05-01","end":"2019-10-31","val":275891,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-05-01","end":"2020-10-31","val":155762,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"RepaymentsOfRelatedPartyDebt":{"label":"Repayments of Related Party Debt","description":"The cash outflow for the payment of a long-term borrowing made from a related party where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Payments for Advances from Affiliates.","units":{"USD":[{"start":"2020-05-01","end":"2020-07-31","val":2000000,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"}]}},"ResearchAndDevelopmentExpense":{"label":"Research and Development Expense","description":"The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":1063647,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":2159762,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-08-01","end":"2010-10-31","val":1096115,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2010Q3"},{"start":"2010-05-01","end":"2011-01-31","val":3317343,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":1157581,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-05-01","end":"2011-04-30","val":4469979,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":992511,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":992511,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":2106528,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":2106528,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-08-01","end":"2011-10-31","val":1114017,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-08-01","end":"2011-10-31","val":1114017,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2011Q3"},{"start":"2011-05-01","end":"2012-01-31","val":3338317,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":3338317,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-11-01","end":"2012-01-31","val":1231789,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":1231789,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2011Q4"},{"start":"2011-05-01","end":"2012-04-30","val":4782908,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":4782908,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":1361012,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":1361012,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":2645606,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":2645606,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-08-01","end":"2012-10-31","val":1284594,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-08-01","end":"2012-10-31","val":1284594,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2012Q3"},{"start":"2012-05-01","end":"2013-01-31","val":4093527,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":4093527,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-11-01","end":"2013-01-31","val":1447921,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-11-01","end":"2013-01-31","val":1447921,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2012Q4"},{"start":"2012-05-01","end":"2013-04-30","val":5503928,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":5503928,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":1413075,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":1413075,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":2737383,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":2737383,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-08-01","end":"2013-10-31","val":1324308,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-08-01","end":"2013-10-31","val":1324308,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2013Q3"},{"start":"2013-05-01","end":"2014-01-31","val":4078037,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":4078037,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-11-01","end":"2014-01-31","val":1340654,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-11-01","end":"2014-01-31","val":1340654,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2013Q4"},{"start":"2013-05-01","end":"2014-04-30","val":5508516,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":5508516,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":1496206,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":1496206,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":2951374,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":2951374,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-08-01","end":"2014-10-31","val":1455168,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":1455168,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2014Q3"},{"start":"2014-05-01","end":"2015-01-31","val":4281065,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":4281065,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-11-01","end":"2015-01-31","val":1329691,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-11-01","end":"2015-01-31","val":1329691,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2014Q4"},{"start":"2014-05-01","end":"2015-04-30","val":5669217,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":5669217,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":1284190,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":1284190,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":2400646,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":2400646,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":1116456,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":1116456,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-05-01","end":"2016-01-31","val":3519692,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":3519692,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-11-01","end":"2016-01-31","val":1119046,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-11-01","end":"2016-01-31","val":1119046,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2015Q4"},{"start":"2015-05-01","end":"2016-04-30","val":4737055,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":4737055,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":1158661,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":1158661,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":2309176,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":2309176,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-08-01","end":"2016-10-31","val":1150515,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":1150515,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-01-31","val":3524959,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":3524959,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":1215783,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":1215783,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":4843813,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":4843813,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":1361473,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":1361473,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":2690910,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":2690910,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":1329437,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-08-01","end":"2017-10-31","val":1329437,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2017-05-01","end":"2018-01-31","val":4052129,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":4052129,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-11-01","end":"2018-01-31","val":1361219,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":1361219,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":5506887,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":5506887,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":1402956,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":1402956,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":2794693,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":2794693,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":1391737,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":1391737,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":4163889,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":4163889,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":1369196,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":1369196,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":5547587,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":5547587,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":1131848,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":1131848,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":2365842,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":2365842,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":1233994,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":1233994,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":3387024,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":1021182,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":4398814,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":1030136,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":2090857,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":1060721,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"RetainedEarningsAccumulatedDeficit":{"label":"Retained Earnings (Accumulated Deficit)","description":"The cumulative amount of the reporting entity's undistributed earnings or deficit.","units":{"USD":[{"end":"2011-04-30","val":-43323410,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":-43323410,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":-43323410,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":-43323410,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":-44249128,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":-44137079,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":-44199891,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":-45446771,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":-45446771,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":-45446771,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":-45446771,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":-45446771,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":-44579233,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":-44904338,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":-45076063,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":-44974491,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":-44974491,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":-44974491,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":-44974491,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":-44974491,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":-46199782,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":-48311010,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":-50531818,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":-50889038,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":-50889038,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":-50889038,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":-50889038,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":-50889038,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":-51952411,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":-53391195,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":-53916278,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":-55330905,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":-55330905,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":-55330905,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":-55330905,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":-55330905,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":-56442010,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":-56775466,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":-57023587,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":-58022500,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":-58022500,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":-58022500,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":-58022500,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":-58022500,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":-58386411,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":-58950431,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":-59632571,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":-60481015,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":-60481015,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":-60481015,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":-60481015,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":-60481015,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":-61633548,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":-61474714,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":-62253057,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":-63701685,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":-63701685,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":-63701685,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":-63701685,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":-63701685,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":-64578599,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":-66642356,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":-67701736,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":-68581091,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":-68581091,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":-68581091,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":-68581091,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":-68581091,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":-69510814,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":-70312063,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":-70577838,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":-69677656,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":-69677656,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":-69677656,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":-69653042,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":-69576594,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"Revenues":{"label":"Revenues","description":"Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":2219585,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":4787248,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-08-01","end":"2010-10-31","val":2567663,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2010Q3"},{"start":"2010-05-01","end":"2011-01-31","val":7809350,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":3022102,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-05-01","end":"2011-04-30","val":11040298,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":2758734,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":2758734,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":6232587,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":6232587,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-08-01","end":"2011-10-31","val":3473853,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-08-01","end":"2011-10-31","val":3473853,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2011Q3"},{"start":"2011-05-01","end":"2012-01-31","val":9718458,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":9718458,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-11-01","end":"2012-01-31","val":3485871,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":3485871,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2011Q4"},{"start":"2011-05-01","end":"2012-04-30","val":14083496,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":14083496,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":4387768,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":4387768,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":7950555,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":7950555,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-08-01","end":"2012-10-31","val":3562787,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-08-01","end":"2012-10-31","val":3562787,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2012Q3"},{"start":"2012-05-01","end":"2013-01-31","val":11216643,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":11216643,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-11-01","end":"2013-01-31","val":3266088,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-11-01","end":"2013-01-31","val":3266088,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2012Q4"},{"start":"2012-05-01","end":"2013-04-30","val":15239923,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":15239923,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":2859487,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":2859487,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":5406297,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":5406297,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-08-01","end":"2013-10-31","val":2546810,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-08-01","end":"2013-10-31","val":2546810,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2013Q3"},{"start":"2013-05-01","end":"2014-01-31","val":8010185,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":8010185,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-11-01","end":"2014-01-31","val":2603888,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-11-01","end":"2014-01-31","val":2603888,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2013Q4"},{"start":"2013-05-01","end":"2014-04-30","val":11681948,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":11681948,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":3027171,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":3027171,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":5878279,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":5878279,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-08-01","end":"2014-10-31","val":2851108,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":2851108,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2014Q3"},{"start":"2014-05-01","end":"2015-01-31","val":8899762,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":8899762,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-11-01","end":"2015-01-31","val":3021483,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-11-01","end":"2015-01-31","val":3021483,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2014Q4"},{"start":"2014-05-01","end":"2015-04-30","val":12003083,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":12003083,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":2357246,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":2357246,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":5386585,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":5386585,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":3029339,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":3029339,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-05-01","end":"2016-01-31","val":8040971,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":8040971,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-11-01","end":"2016-01-31","val":2654386,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-11-01","end":"2016-01-31","val":2654386,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2015Q4"},{"start":"2015-05-01","end":"2016-04-30","val":11081358,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":11081358,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":3025994,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":3025994,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":5777107,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":5777107,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-08-01","end":"2016-10-31","val":2751113,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":2751113,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-01-31","val":8332466,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":8332466,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":2555359,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":2555359,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":10685590,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":10685590,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":3112806,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":3112806,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":6523371,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":6523371,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":3410565,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-08-01","end":"2017-10-31","val":3410565,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2017-05-01","end":"2018-01-31","val":9607274,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":9607274,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-11-01","end":"2018-01-31","val":3083903,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":3083903,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":12381741,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":12381741,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":2887830,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":2887830,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":5329091,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":5329091,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":2441261,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":2441261,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":7916849,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":7916849,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":2587758,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":2587758,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":10764904,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":10764904,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":2573668,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":2573668,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":5274590,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":5274590,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":2700922,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":2700922,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":8059458,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":2784868,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":12101326,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":3429206,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":7041055,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":3611849,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"SaleOfStockPricePerShare":{"label":"Sale of Stock, Price Per Share","description":"Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.","units":{"USD/shares":[{"end":"2016-12-15","val":2.05,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016Q4I"},{"end":"2017-07-20","val":2.2,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2017-07-20","val":2.2,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2017-07-20","val":2.2,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2017-07-20","val":2.2,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2017-07-20","val":2.2,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017Q2I"},{"end":"2018-01-24","val":4.01,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-01-24","val":4.01,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-01-24","val":4.01,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017Q4I"}]}},"SalesRevenueServicesGross":{"label":"Sales Revenue, Services, Other (Deprecated 2018-01-31)","description":"Amount before allowances and discounts of service revenue classified as other.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":400433,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":1216779,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-08-01","end":"2010-10-31","val":816346,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2010Q3"},{"start":"2010-05-01","end":"2011-01-31","val":2749056,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":1532277,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-05-01","end":"2011-04-30","val":3834351,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":1174683,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":1174683,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":2520676,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":2520676,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-08-01","end":"2011-10-31","val":1345993,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-08-01","end":"2011-10-31","val":1345993,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2011Q3"},{"start":"2011-05-01","end":"2012-01-31","val":4149680,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":4149680,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-11-01","end":"2012-01-31","val":1629004,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":1629004,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2011Q4"},{"start":"2011-05-01","end":"2012-04-30","val":5588644,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":5588644,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":1859712,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":1859712,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":3610684,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":3610684,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-08-01","end":"2012-10-31","val":1750972,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-08-01","end":"2012-10-31","val":1750972,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2012Q3"},{"start":"2012-05-01","end":"2013-01-31","val":4759730,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":4759730,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-11-01","end":"2013-01-31","val":1149046,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-11-01","end":"2013-01-31","val":1149046,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2012Q4"},{"start":"2012-05-01","end":"2013-04-30","val":6075816,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":6075816,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":1211967,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":1211967,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":2307302,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":2307302,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-08-01","end":"2013-10-31","val":1095335,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-08-01","end":"2013-10-31","val":1095335,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2013Q3"},{"start":"2013-05-01","end":"2014-01-31","val":3448713,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":3448713,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-11-01","end":"2014-01-31","val":1141411,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-11-01","end":"2014-01-31","val":1141411,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2013Q4"},{"start":"2013-05-01","end":"2014-04-30","val":4646625,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":4646625,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":1153223,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":1153223,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":2283589,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":2283589,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-08-01","end":"2014-10-31","val":1130366,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":1130366,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2014Q3"},{"start":"2014-05-01","end":"2015-01-31","val":3653743,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":3653743,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-11-01","end":"2015-01-31","val":1370154,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-11-01","end":"2015-01-31","val":1370154,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2014Q4"},{"start":"2014-05-01","end":"2015-04-30","val":4852007,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":4852007,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":1156397,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":318259,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":2432607,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":718568,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":1276210,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":400309,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-05-01","end":"2016-01-31","val":3781237,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":1180855,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-11-01","end":"2016-01-31","val":1348630,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-11-01","end":"2016-01-31","val":462287,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2015Q4"},{"start":"2015-05-01","end":"2016-04-30","val":5049740,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":1613943,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":414695,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":414695,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":965057,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":965057,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-08-01","end":"2016-10-31","val":550362,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":550362,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-01-31","val":1165051,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":1165051,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":199994,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":199994,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":1327124,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":1327124,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":446851,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":446851,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":1058930,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-08-01","end":"2017-10-31","val":612079,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3"},{"start":"2017-05-01","end":"2018-01-31","val":1230978,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":172048,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":1769819,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":280808,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2"}]}},"SellingAndMarketingExpense":{"label":"Selling and Marketing Expense","description":"The aggregate total amount of expenses directly related to the marketing or selling of products or services.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":865683,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":1765947,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-08-01","end":"2010-10-31","val":900264,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2010Q3"},{"start":"2010-05-01","end":"2011-01-31","val":2607177,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":841230,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-05-01","end":"2011-04-30","val":3495274,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":822034,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":822034,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":1743266,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":1743266,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-08-01","end":"2011-10-31","val":921232,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-08-01","end":"2011-10-31","val":921232,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2011Q3"},{"start":"2011-05-01","end":"2012-01-31","val":2777204,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":2777204,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-11-01","end":"2012-01-31","val":1033938,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":1033938,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2011Q4"},{"start":"2011-05-01","end":"2012-04-30","val":3869815,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":3869815,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":1055035,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":1055035,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":2083252,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":2083252,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-08-01","end":"2012-10-31","val":1028217,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-08-01","end":"2012-10-31","val":1028217,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2012Q3"},{"start":"2012-05-01","end":"2013-01-31","val":3193453,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":3193453,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-11-01","end":"2013-01-31","val":1110201,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-11-01","end":"2013-01-31","val":1110201,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2012Q4"},{"start":"2012-05-01","end":"2013-04-30","val":4463292,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":4463292,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":1213483,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":1213483,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":2528904,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":2528904,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-08-01","end":"2013-10-31","val":1315421,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-08-01","end":"2013-10-31","val":1315421,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2013Q3"},{"start":"2013-05-01","end":"2014-01-31","val":3839750,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":3839750,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-11-01","end":"2014-01-31","val":1310846,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-11-01","end":"2014-01-31","val":1310846,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2013Q4"},{"start":"2013-05-01","end":"2014-04-30","val":5112026,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":5112026,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":1137768,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":1137768,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":2363544,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":2363544,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-08-01","end":"2014-10-31","val":1225776,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":1225776,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2014Q3"},{"start":"2014-05-01","end":"2015-01-31","val":3745467,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":3745467,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-11-01","end":"2015-01-31","val":1381923,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-11-01","end":"2015-01-31","val":1381923,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2014Q4"},{"start":"2014-05-01","end":"2015-04-30","val":4935671,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":4935671,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":1187033,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":1187033,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":2221382,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":2221382,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":1034349,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":1034349,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-05-01","end":"2016-01-31","val":3177183,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":3177183,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-11-01","end":"2016-01-31","val":955801,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-11-01","end":"2016-01-31","val":955801,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2015Q4"},{"start":"2015-05-01","end":"2016-04-30","val":4145351,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":4145351,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":961869,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":961869,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":1950409,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":1950409,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-08-01","end":"2016-10-31","val":988540,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":988540,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-01-31","val":2770367,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":2770367,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":819958,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":819958,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":3831438,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":3831438,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":1004284,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":1004284,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":2035511,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":2035511,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":1031227,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-08-01","end":"2017-10-31","val":1031227,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2017-05-01","end":"2018-01-31","val":3031981,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":3031981,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-11-01","end":"2018-01-31","val":996470,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":996470,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":4155132,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":4266716,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":994960,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":994960,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":1962649,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":1962649,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":967689,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":967689,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":2945939,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":2945939,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":983290,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":983290,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":4061921,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":4061921,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":970593,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":970593,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":1925603,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":1925603,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":955010,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":955010,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":2825271,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":899668,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":3831866,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":852974,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":1868777,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":1015803,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"ShareBasedCompensation":{"label":"Share-based Payment Arrangement, Noncash Expense","description":"Amount of noncash expense for share-based payment arrangement.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":300485,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":581784,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":691595,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":812485,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":244261,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":244261,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":374184,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":374184,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-05-01","end":"2012-01-31","val":532832,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":532832,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-05-01","end":"2012-04-30","val":738803,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":738803,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":396770,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":396770,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":611375,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2012-10-31","val":611375,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-05-01","end":"2013-01-31","val":812108,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-01-31","val":812108,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-05-01","end":"2013-04-30","val":1008004,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":1008004,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":374550,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"start":"2013-05-01","end":"2013-07-31","val":374550,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":637043,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":637043,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-05-01","end":"2014-01-31","val":848026,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":848026,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-05-01","end":"2014-04-30","val":1071467,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":1071467,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":368612,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":368612,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":570121,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":570121,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-05-01","end":"2015-01-31","val":803463,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":803463,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-05-01","end":"2015-04-30","val":1000070,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":1000070,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":361522,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":361522,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":561574,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":561574,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":746782,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":746782,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-05-01","end":"2016-04-30","val":906914,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":906914,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":314223,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":314223,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":551190,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2016-10-31","val":551190,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-05-01","end":"2017-01-31","val":701515,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":701515,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":835918,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":835918,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":296332,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":296332,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":406959,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":406959,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":494883,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":494883,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":604566,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":604566,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":267412,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":267412,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":339597,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":339597,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":404414,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":404414,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":474726,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":474726,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":68341,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":68341,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":124103,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":124103,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":312012,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":382584,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":70183,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":189069,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate","description":"The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term.","units":{"pure":[{"start":"2016-05-01","end":"2017-01-31","val":0,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":0,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2018-01-31","val":0,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":0,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":0,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":0,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2019-01-31","val":0,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":0,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-10-31","val":0,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2020-01-31","val":0,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate","description":"The estimated measure of the percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period.","units":{"pure":[{"start":"2016-05-01","end":"2017-01-31","val":0.9519,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":0.9517,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":0.9495,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2018-01-31","val":0.9555,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":0.9555,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":0.9555,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":0.9555,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":2.5178,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":0.763,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":0.763,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2019-01-31","val":0.772,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":0.772,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":0.772,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":0.772,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-10-31","val":0.763,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2020-01-31","val":0.66,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":0.66,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate","description":"The risk-free interest rate assumption that is used in valuing an option on its own shares.","units":{"pure":[{"start":"2016-05-01","end":"2017-01-31","val":0.012,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":0.021,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":0.0139,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2018-01-31","val":0.0214,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":0.0214,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":0.0214,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":0.0214,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":0.0286,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":0.0286,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":0.0286,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2019-01-31","val":0.027,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":0.027,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":0.027,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":0.027,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-10-31","val":0.0286,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2020-01-31","val":0.017,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":0.017,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number","description":"The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.","units":{"shares":[{"end":"2017-04-30","val":221739,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":221739,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-01-31","val":242536,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":256555,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":256555,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":256555,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":256555,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":256555,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":270975,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":294335,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":217493,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":239551,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":239551,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":239551,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":239551,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":239551,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":212397,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":231843,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":271024,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":282358,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":282358,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":282358,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":290370,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":326167,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price","description":"The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.","units":{"USD/shares":[{"end":"2017-04-30","val":2.49,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":2.49,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-01-31","val":2.48,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":2.47,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":2.47,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":2.47,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":2.47,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":2.47,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":2.54,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":2.56,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":2.57,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":2.58,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":2.58,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":2.58,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":2.58,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":2.58,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":2.61,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":2.61,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":2.44,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":2.43,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":2.43,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":2.43,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":2.27,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":2.22,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value","description":"Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.","units":{"USD":[{"start":"2017-05-01","end":"2018-04-30","val":1742,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2019-04-30","val":24765,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":24765,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2020-04-30","val":8816,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period","description":"Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements.","units":{"shares":[{"start":"2016-05-01","end":"2017-04-30","val":89540,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2018-01-31","val":30000,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-04-30","val":30000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":30000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":11000,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":11000,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2019-01-31","val":71000,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-04-30","val":71000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":71000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":39500,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":39500,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2020-01-31","val":40900,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":50382,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":0,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":0,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period","description":"The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.","units":{"shares":[{"start":"2016-05-01","end":"2017-04-30","val":49268,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2018-01-31","val":11645,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-04-30","val":15385,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":15385,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":4391,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":109770,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2019-01-31","val":151635,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-04-30","val":173093,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":173093,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":22396,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":56654,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2020-01-31","val":75770,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":83593,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":886,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":1740,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures","description":"Net number of share options (or share units) granted during the period.","units":{"shares":[{"start":"2016-05-01","end":"2017-04-30","val":125000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2018-01-31","val":324000,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-04-30","val":324000,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":324000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":7500,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":7500,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":7500,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":7500,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":7500,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":221000,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":221000,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":221000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":221000,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":0,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":0,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2020-01-31","val":199500,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":199500,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":0,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":0,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value","description":"The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.","units":{"USD/shares":[{"start":"2017-05-01","end":"2018-04-30","val":1.9,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":2.47,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":1.41,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":1.41,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":0.82,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":0.82,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":0.82,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":0.82,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2020-01-31","val":0.47,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":0.47,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value","description":"Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.","units":{"USD":[{"end":"2017-04-30","val":0,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-01-31","val":1288086,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":51302,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":51302,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":88795,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":88795,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2020-04-30","val":670919,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number","description":"Number of options outstanding, including both vested and non-vested options.","units":{"shares":[{"end":"2016-04-30","val":410730,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016Q1I"},{"end":"2017-04-30","val":396922,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":396922,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2017-04-30","val":396922,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017Q1I"},{"end":"2018-01-31","val":678782,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":675042,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":675042,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":675042,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":675042,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":675042,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2018-04-30","val":675042,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018Q1I"},{"end":"2018-07-31","val":631651,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":526272,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":637907,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":616449,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":616449,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":616449,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":616449,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":616449,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":554553,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":520295,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":689591,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":672286,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":672286,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":672286,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":626812,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":625958,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price","description":"Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.","units":{"USD/shares":[{"end":"2016-04-30","val":12.99,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016Q1I"},{"end":"2017-04-30","val":2.46,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":2.46,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2017-04-30","val":2.46,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017Q1I"},{"end":"2018-01-31","val":2.66,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":2.66,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":2.66,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":2.66,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":2.66,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":2.66,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2018-04-30","val":2.66,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018Q1I"},{"end":"2018-07-31","val":2.67,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":2.65,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":2.25,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":2.27,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":2.27,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":2.27,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":2.27,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":2.27,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":2.25,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":2.29,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":1.91,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":1.9,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":1.9,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":1.9,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":1.87,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":1.87,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Per Share Weighted Average Price of Shares Purchased","description":"Per share weighted-average price paid for shares purchased on open market for issuance under share-based payment arrangement.","units":{"CAD":[{"end":"2017-07-31","val":2.81,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q2I"},{"end":"2018-01-31","val":2.81,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4I"},{"end":"2018-04-30","val":3.18,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"}],"USD/shares":[{"end":"2017-07-31","val":2.17,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q2I"},{"end":"2018-01-31","val":2.18,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4I"},{"end":"2018-04-30","val":2.49,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"}],"CAD/shares":[{"end":"2017-07-31","val":2.81,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q2I"},{"end":"2018-01-31","val":2.81,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4I"},{"end":"2018-04-30","val":3.18,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"}]}},"ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice":{"label":"Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price","description":"Weighted average price at which option holders acquired shares when converting their stock options into shares.","units":{"USD/shares":[{"start":"2016-05-01","end":"2017-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2018-01-31","val":2.46,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-04-30","val":2.46,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":2.46,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":2.5,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":2.5,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2019-01-31","val":2.5,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-04-30","val":2.5,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":2.5,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":0,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":0,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2020-01-31","val":2.46,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":2.46,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":2.42,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":2.42,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice":{"label":"Share-based Compensation Arrangements by Share-based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price","description":"Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired.","units":{"USD/shares":[{"start":"2016-05-01","end":"2017-04-30","val":7.59,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2018-01-31","val":2.5,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-04-30","val":2.5,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":2.5,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":2.5,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":2.5,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2019-01-31","val":2.5,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-04-30","val":2.5,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":2.5,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":2.5,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":2.5,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2020-01-31","val":2.5,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":2.5,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":0,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":0,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice":{"label":"Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price","description":"Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.","units":{"USD/shares":[{"start":"2016-05-01","end":"2017-04-30","val":4.16,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2018-01-31","val":2.49,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-04-30","val":2.53,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":2.53,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":2.69,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":2.78,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2019-01-31","val":2.74,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-04-30","val":2.62,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":2.62,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":2.16,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":1.93,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2020-01-31","val":1.95,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":1.92,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":1.88,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":1.43,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice":{"label":"Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price","description":"Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.","units":{"USD/shares":[{"start":"2016-05-01","end":"2017-04-30","val":2.38,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2018-01-31","val":2.89,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-04-30","val":2.89,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":2.89,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":2.51,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":2.51,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2019-01-31","val":1.45,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-04-30","val":1.45,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":1.45,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":0,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":0,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2020-01-31","val":0.96,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":0.96,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":0,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":0,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage","description":"Percentage of vesting of award under share-based payment arrangement.","units":{"pure":[{"start":"2018-05-01","end":"2019-04-30","val":0.125,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018"},{"start":"2019-05-01","end":"2020-04-30","val":0.125,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value","description":"Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.","units":{"USD":[{"end":"2017-04-30","val":0,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2018-01-31","val":505674,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":32636,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":32636,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2020-04-30","val":134327,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value","description":"Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock.","units":{"USD":[{"start":"2017-05-01","end":"2018-04-30","val":269423,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2019-04-30","val":276391,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":276391,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2020-04-30","val":183716,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"SharePrice":{"label":"Share Price","description":"Price of a single share of a number of saleable stocks of a company.","units":{"USD/shares":[{"end":"2018-04-30","val":2.6,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2019-04-30","val":1.86,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":1.86,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2020-04-30","val":2.9,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2020Q1I"}]}},"StockholdersEquity":{"label":"Stockholders' Equity Attributable to Parent","description":"Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.","units":{"USD":[{"end":"2010-04-30","val":11740726,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010Q1I"},{"end":"2011-04-30","val":10356509,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":10356509,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":10356509,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":10356509,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2011-04-30","val":10356509,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011Q1I"},{"end":"2011-07-31","val":15639058,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":16340521,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":16346466,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":15538860,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":15538860,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":15538860,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":15538860,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":15538860,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2012-04-30","val":15538860,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012Q1I"},{"end":"2012-07-31","val":20456652,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":20671348,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":20885992,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":20927609,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":20927609,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":20927609,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":20927609,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":20927609,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2013-04-30","val":20927609,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013Q1I"},{"end":"2013-07-31","val":19841003,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":17851784,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":15336768,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":15079958,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":15079958,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":15079958,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":15079958,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":15079958,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2014-04-30","val":15079958,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014Q1I"},{"end":"2014-07-31","val":14095382,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":12258926,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":10193633,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":9919158,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":9919158,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":9919158,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":9919158,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":9919158,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2015-04-30","val":9919158,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015Q1I"},{"end":"2015-07-31","val":8188063,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":9367199,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":8458285,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":9104484,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":9104484,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":9104484,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":9104484,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":9104484,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2016-04-30","val":9104484,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016Q1I"},{"end":"2016-07-31","val":8570079,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":7881557,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":8565691,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":7179309,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":7179309,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":7179309,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":7179309,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":7179309,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2017-04-30","val":7179309,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2017-04-30","val":7179309,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2017-04-30","val":7179309,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2017-04-30","val":7179309,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017Q1I"},{"end":"2017-07-31","val":8683999,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-07-31","val":8683999,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2I"},{"end":"2017-10-31","val":8559054,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-10-31","val":8559054,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3I"},{"end":"2018-01-31","val":10203426,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2018-01-31","val":10203426,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4I"},{"end":"2018-04-30","val":8241186,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":8241186,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":8241186,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":8241186,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":8241186,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2018-04-30","val":8241186,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2018-04-30","val":8241186,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2018-04-30","val":8241186,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2018-04-30","val":8241186,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018Q1I"},{"end":"2018-07-31","val":7431663,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-07-31","val":7431663,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2I"},{"end":"2018-10-31","val":5335291,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-10-31","val":5335291,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2018-10-31","val":5335291,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q3I"},{"end":"2019-01-31","val":4345932,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2019-01-31","val":4345932,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4I"},{"end":"2019-04-30","val":3225897,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":3225897,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":3225897,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":3225897,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":3225897,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2019-04-30","val":3225897,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2019-04-30","val":3225897,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q1I"},{"end":"2019-07-31","val":2672321,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-07-31","val":2672321,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2I"},{"end":"2019-10-31","val":1922675,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-10-31","val":1922675,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-10-31","val":1922675,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3I"},{"end":"2020-01-31","val":1777646,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":2044317,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":2044317,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":2044317,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":3647089,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":4028405,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAdjustedBalance1":{"label":"Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Adjusted Balance (Deprecated 2020-01-31)","description":"Amount of stockholders' equity including the portion attributable to noncontrolling interests, after the cumulative effect adjustment of a new accounting principle applied in the period of adoption.","units":{"USD":[{"end":"2018-04-30","val":8375219,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":8375219,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":8375219,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q1I"}]}},"StockIssuedDuringPeriodSharesIssuedForServices":{"label":"Stock Issued During Period, Shares, Issued for Services","description":"Number of shares issued in lieu of cash for services contributed to the entity. Number of shares includes, but is not limited to, shares issued for services contributed by vendors and founders.","units":{"shares":[{"start":"2017-10-01","end":"2017-10-16","val":14000,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-10-01","end":"2017-10-16","val":14000,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-10-01","end":"2017-10-16","val":14000,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017Q3I"}]}},"StockIssuedDuringPeriodSharesNewIssues":{"label":"Stock Issued During Period, Shares, New Issues","description":"Number of new stock issued during the period.","units":{"shares":[{"start":"2016-12-01","end":"2016-12-15","val":454097,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016Q4I"},{"start":"2017-07-01","end":"2017-07-20","val":539240,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-07-01","end":"2017-07-20","val":539240,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2017-07-01","end":"2017-07-20","val":539240,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-07-01","end":"2017-07-20","val":539240,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-07-01","end":"2017-07-20","val":539240,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017Q2I"},{"start":"2018-01-01","end":"2018-01-24","val":427500,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2018-01-01","end":"2018-01-24","val":427500,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-01-01","end":"2018-01-24","val":427500,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017Q4I"}]}},"StockIssuedDuringPeriodSharesStockOptionsExercised":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period","description":"Number of share options (or share units) exercised during the current period.","units":{"shares":[{"start":"2016-05-01","end":"2017-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2018-01-31","val":495,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-04-30","val":495,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":495,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":35500,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":35500,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":35500,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":35500,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":35500,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-04-30","val":35500,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":35500,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":0,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":0,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2020-01-31","val":9688,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-05-01","end":"2020-04-30","val":9688,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":44588,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":44588,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"StockIssuedDuringPeriodValueConversionOfConvertibleSecurities":{"label":"Stock Issued During Period, Value, Conversion of Convertible Securities","description":"The gross value of stock issued during the period upon the conversion of convertible securities.","units":{"USD":[{"start":"2011-05-01","end":"2011-07-31","val":1464800,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":1464800,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2012-01-31","val":1464800,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-04-30","val":1464800,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":1464800,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"}]}},"StockIssuedDuringPeriodValueConversionOfUnits":{"label":"Stock Issued During Period, Value, Conversion of Units","description":"Value of stock issued during the period upon the conversion of units. An example of a convertible unit is an umbrella partnership real estate investment trust unit (UPREIT unit).","units":{"USD":[{"start":"2011-05-01","end":"2011-07-31","val":750000,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":1500001,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2012-01-31","val":1500001,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-04-30","val":1500001,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":1500001,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":126928,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":321161,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2013-01-31","val":515238,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-04-30","val":515238,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":515238,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"}]}},"StockIssuedDuringPeriodValueEmployeeStockPurchasePlan":{"label":"Stock Issued During Period, Value, Employee Stock Purchase Plan","description":"Aggregate change in value for stock issued during the period as a result of employee stock purchase plan.","units":{"USD":[{"start":"2010-05-01","end":"2011-04-30","val":75356,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2014-05-01","end":"2015-04-30","val":11621,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":11621,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":36378,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":68346,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":78735,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-04-30","val":78735,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":78735,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2017-05-01","end":"2017-07-31","val":7805,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":7805,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":29280,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":29280,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":61992,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":61992,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":69325,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":69325,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":5323,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":5323,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":12818,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":12818,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":19118,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":19118,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":6299,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":25024,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":25024,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":5263,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":5263,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":10655,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":10655,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-05-01","end":"2020-01-31","val":15406,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":4751,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":20015,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":4608,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":9510,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"StockIssuedDuringPeriodValueIssuedForServices":{"label":"Stock Issued During Period, Value, Issued for Services","description":"Value of stock issued in lieu of cash for services contributed to the entity. Value of the stock issued includes, but is not limited to, services contributed by vendors and founders.","units":{"USD":[{"start":"2015-05-01","end":"2016-04-30","val":38783,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":38783,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":13963,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":13963,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2017-01-31","val":13963,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":13963,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":13963,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-10-31","val":33317,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":33317,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":33317,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":33317,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":16156,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":16156,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"}]}},"StockIssuedDuringPeriodValueNewIssues":{"label":"Stock Issued During Period, Value, New Issues","description":"Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.","units":{"USD":[{"start":"2011-05-01","end":"2011-07-31","val":5636170,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":5636170,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2012-01-31","val":5636170,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-04-30","val":5636170,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":5636170,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":3579335,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":3579335,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2013-01-31","val":3579335,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-04-30","val":3579335,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":3579335,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2015-05-01","end":"2015-10-31","val":1441839,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":1441839,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-04-30","val":1441839,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":1441839,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2017-01-31","val":898693,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":898693,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":898693,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":1166496,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":1166496,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":1166496,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":1166496,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":2832446,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":2832446,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":2832446,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":2832446,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2020-05-01","end":"2020-07-31","val":1000006,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":1000006,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"StockIssuedDuringPeriodValueStockOptionsExercised":{"label":"Stock Issued During Period, Value, Stock Options Exercised","description":"Value of stock issued as a result of the exercise of stock options.","units":{"USD":[{"start":"2010-05-01","end":"2011-04-30","val":145244,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":22317,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":136139,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2012-01-31","val":155179,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-04-30","val":188738,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":188738,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":68739,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":92694,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-05-01","end":"2013-01-31","val":103599,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-05-01","end":"2013-04-30","val":149280,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":149280,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":23088,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":108915,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2014-01-31","val":101812,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-04-30","val":1374,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":1374,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":-213,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":-213,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2015-01-31","val":-11498,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-04-30","val":-11497,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":-11497,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2017-05-01","end":"2018-01-31","val":1218,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":1218,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":1218,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":1218,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":-2379,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":-2379,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":-2379,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":-2379,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-05-01","end":"2019-01-31","val":-2379,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":-2379,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-05-01","end":"2019-04-30","val":-2379,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":-2379,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2020-01-31","val":-3048,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":-3048,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":-3048,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":-1460,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":-1460,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"}]}},"StockOptionPlanExpense":{"label":"Stock or Unit Option Plan Expense","description":"Amount of noncash expense for option under share-based payment arrangement.","units":{"USD":[{"start":"2010-05-01","end":"2010-07-31","val":7941,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":16647,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-05-01","end":"2011-01-31","val":25325,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-05-01","end":"2011-04-30","val":25327,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":0,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-07-31","val":0,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-10-31","val":0,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2012-01-31","val":0,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-04-30","val":0,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":0,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2"}]}},"StockRepurchasedAndRetiredDuringPeriodShares":{"label":"Stock Repurchased and Retired During Period, Shares","description":"Number of shares that have been repurchased and retired during the period.","units":{"shares":[{"start":"2017-03-30","end":"2017-07-31","val":71500,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q2"},{"start":"2017-03-30","end":"2018-01-31","val":73500,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-04-30","val":153988,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018"}]}},"StockRepurchasedAndRetiredDuringPeriodValue":{"label":"Stock Repurchased and Retired During Period, Value","description":"Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).","units":{"USD":[{"start":"2012-05-01","end":"2013-01-31","val":78218,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2013-05-01","end":"2013-07-31","val":91414,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":162737,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2014-01-31","val":180548,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-04-30","val":268112,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":268112,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2014-07-31","val":55458,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2"},{"start":"2015-05-01","end":"2015-07-31","val":5264,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":15906,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":27498,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-04-30","val":32616,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":32616,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":1513,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":2453,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2017-01-31","val":1682,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":-804,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":-804,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":-1095,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":-1095,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":-425,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":-425,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":-1762,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":-1762,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":-724,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":724,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"}]}},"StockRepurchasedDuringPeriodShares":{"label":"Stock Repurchased During Period, Shares","description":"Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.","units":{"shares":[{"start":"2017-03-30","end":"2017-07-31","val":2000,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q2"},{"start":"2018-04-01","end":"2018-04-08","val":7211,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-04-01","end":"2018-04-08","val":7211,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-04-01","end":"2018-04-08","val":7211,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"}]}},"StockRepurchasedDuringPeriodValue":{"label":"Stock Repurchased During Period, Value","description":"Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.","units":{"USD":[{"start":"2012-05-01","end":"2013-04-30","val":249255,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":249255,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2014-05-01","end":"2014-10-31","val":219137,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2015-01-31","val":298866,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-04-30","val":311083,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":311083,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2015-07-31","val":12632,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":13823,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2016-01-31","val":16836,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-04-30","val":6266,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":6266,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-07-31","val":1815,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":5417,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-05-01","end":"2017-01-31","val":7142,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-04-30","val":133482,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":133482,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":11058,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":11058,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":33644,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":33644,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-05-01","end":"2018-01-31","val":33821,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":33821,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-05-01","end":"2018-04-30","val":33843,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":33843,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"}]}},"StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased":{"label":"Stock Repurchase Program, Number of Shares Authorized to be Repurchased","description":"The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.","units":{"shares":[{"end":"2017-03-29","val":258613,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2017-03-29","val":258613,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q1I"},{"end":"2018-03-27","val":284278,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-03-27","val":284278,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-03-27","val":284278,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2018-03-27","val":284278,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2018-03-27","val":284278,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2018-03-27","val":284278,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q1I"},{"end":"2018-04-30","val":13600,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"}]}},"TaxCreditCarryforwardAmount":{"label":"Tax Credit Carryforward, Amount","description":"The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.","units":{"USD":[{"end":"2011-04-30","val":0,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2012-04-30","val":0,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2012Q1I"}]}},"TreasuryStockValue":{"label":"Treasury Stock, Value","description":"The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury.","units":{"USD":[{"end":"2012-04-30","val":0,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2013-04-30","val":79,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":79,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":79,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":79,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":79,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":19,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":25,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":17,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":16,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":16,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":16,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":16,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":16,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":48,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":154,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":77,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":12,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":12,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":1,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":1,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":1,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":12,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":2,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":3,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":0,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":0,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":0,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":0,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":0,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":0,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":1,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":0,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":60,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":60,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":60,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":60,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":60,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":3,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":2,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":0,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2018Q1I"}]}},"UnrecognizedTaxBenefits":{"label":"Unrecognized Tax Benefits","description":"Amount of unrecognized tax benefits.","units":{"USD":[{"end":"2011-04-30","val":98575,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"end":"2011-04-30","val":98575,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"end":"2011-04-30","val":98575,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"end":"2011-04-30","val":98575,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":98575,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2011Q2I"},{"end":"2011-10-31","val":98575,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2011Q3I"},{"end":"2012-01-31","val":98575,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":98575,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"end":"2012-04-30","val":98575,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"end":"2012-04-30","val":98575,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"end":"2012-04-30","val":98575,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"end":"2012-04-30","val":98575,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2012Q1I"},{"end":"2012-07-31","val":98575,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2012Q2I"},{"end":"2012-10-31","val":98575,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3I"},{"end":"2013-01-31","val":98575,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4I"},{"end":"2013-04-30","val":98575,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"end":"2013-04-30","val":98575,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12"},{"end":"2013-04-30","val":98575,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"end":"2013-04-30","val":98575,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"end":"2013-04-30","val":98575,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2013Q1I"},{"end":"2013-07-31","val":98575,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2I"},{"end":"2013-10-31","val":98575,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2013Q3I"},{"end":"2014-01-31","val":98575,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2013Q4I"},{"end":"2014-04-30","val":25631,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"end":"2014-04-30","val":25631,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"end":"2014-04-30","val":25631,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"end":"2014-04-30","val":25631,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"end":"2014-04-30","val":25631,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2014Q1I"},{"end":"2014-07-31","val":25631,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2014Q2I"},{"end":"2014-10-31","val":25631,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":25631,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2014Q4I"},{"end":"2015-04-30","val":10563,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"end":"2015-04-30","val":10563,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"end":"2015-04-30","val":10563,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"end":"2015-04-30","val":10563,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"end":"2015-04-30","val":10563,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":10563,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":10563,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":10563,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2015Q4I"},{"end":"2016-04-30","val":10563,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"end":"2016-04-30","val":10563,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"end":"2016-04-30","val":10563,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"end":"2016-04-30","val":10563,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"end":"2016-04-30","val":10563,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2016Q1I"},{"end":"2016-07-31","val":10563,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":10563,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":10563,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2016Q4I"},{"end":"2017-04-30","val":9763,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"end":"2017-04-30","val":9763,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"end":"2017-04-30","val":9763,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"end":"2017-04-30","val":9763,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"end":"2017-04-30","val":9763,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017Q1I"},{"end":"2017-07-31","val":9763,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":9763,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2017Q3I"},{"end":"2018-01-31","val":9763,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2017Q4I"},{"end":"2018-04-30","val":9763,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"end":"2018-04-30","val":9763,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"end":"2018-04-30","val":9763,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"end":"2018-04-30","val":9763,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"end":"2018-04-30","val":9763,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2018Q1I"},{"end":"2018-07-31","val":9763,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2018Q2I"},{"end":"2018-10-31","val":9763,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2018Q3I"},{"end":"2019-01-31","val":9763,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2018Q4I"},{"end":"2019-04-30","val":9763,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"end":"2019-04-30","val":9763,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"end":"2019-04-30","val":9763,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"end":"2019-04-30","val":9763,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"end":"2019-04-30","val":9763,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019Q1I"},{"end":"2019-07-31","val":9763,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2I"},{"end":"2019-10-31","val":9763,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3I"},{"end":"2020-01-31","val":9763,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4I"},{"end":"2020-04-30","val":9763,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20"},{"end":"2020-04-30","val":9763,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10"},{"end":"2020-04-30","val":9763,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q1I"},{"end":"2020-07-31","val":9763,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2I"},{"end":"2020-10-31","val":9763,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3I"}]}},"UnrecognizedTaxBenefitsIncomeTaxPenaltiesExpense":{"label":"Unrecognized Tax Benefits, Income Tax Penalties Expense","description":"Amount of expense for penalties related to a tax position claimed or expected to be claimed in the tax return.","units":{"USD":[{"start":"2016-05-01","end":"2017-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2018-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2019-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2020-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions":{"label":"Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions","description":"Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.","units":{"USD":[{"start":"2016-05-01","end":"2017-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2018-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2019-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2020-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"UnrecognizedTaxBenefitsIncreasesResultingFromSettlementsWithTaxingAuthorities":{"label":"Unrecognized Tax Benefits, Increase Resulting from Settlements with Taxing Authorities","description":"Amount of increase in unrecognized tax benefits resulting from settlements with taxing authorities.","units":{"USD":[{"start":"2016-05-01","end":"2017-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2018-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2019-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2020-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations":{"label":"Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations","description":"Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.","units":{"USD":[{"start":"2016-05-01","end":"2017-04-30","val":-800,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2018-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2019-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2020-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"WeightedAverageNumberDilutedSharesOutstandingAdjustment":{"label":"Weighted Average Number Diluted Shares Outstanding Adjustment","description":"The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation.","units":{"shares":[{"start":"2017-05-01","end":"2017-10-31","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":404815,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2017-05-01","end":"2018-01-31","val":0,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-11-01","end":"2018-01-31","val":0,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":0,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":0,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":0,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":0,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":0,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":0,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":0,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":0,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":0,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":0,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":0,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":0,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":0,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":0,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":0,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":0,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":0,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":0,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":950351,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":1079444,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":1053682,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"WeightedAverageNumberOfDilutedSharesOutstanding":{"label":"Weighted Average Number of Shares Outstanding, Diluted","description":"The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.","units":{"shares":[{"start":"2010-05-01","end":"2010-07-31","val":33066204,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14","frame":"CY2010Q2"},{"start":"2010-05-01","end":"2010-10-31","val":33089839,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2010-08-01","end":"2010-10-31","val":33113474,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14","frame":"CY2010Q3"},{"start":"2010-05-01","end":"2011-01-31","val":33128861,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":33206905,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-05-01","end":"2011-04-30","val":33191749,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19","frame":"CY2010"},{"start":"2011-05-01","end":"2011-07-31","val":35831910,"accn":"0001062993-11-003751","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-14"},{"start":"2011-05-01","end":"2011-07-31","val":35831910,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13","frame":"CY2011Q2"},{"start":"2011-05-01","end":"2011-10-31","val":37692012,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-05-01","end":"2011-10-31","val":37692012,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2011-08-01","end":"2011-10-31","val":39552114,"accn":"0001204459-11-003296","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-14"},{"start":"2011-08-01","end":"2011-10-31","val":39552114,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2011Q3"},{"start":"2011-05-01","end":"2012-01-31","val":38420132,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-05-01","end":"2012-01-31","val":38420132,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2011-11-01","end":"2012-01-31","val":39876373,"accn":"0001204459-12-000484","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":39876373,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2011Q4"},{"start":"2011-05-01","end":"2012-04-30","val":38792066,"accn":"0001204459-12-001646","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-19"},{"start":"2011-05-01","end":"2012-04-30","val":38792066,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2012-07-31","val":40727122,"accn":"0001062993-12-003564","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-13"},{"start":"2012-05-01","end":"2012-07-31","val":40727122,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-10-31","val":41159949,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13"},{"start":"2012-08-01","end":"2012-10-31","val":41592776,"accn":"0001062993-12-005396","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-13","frame":"CY2012Q3"},{"start":"2012-05-01","end":"2013-01-31","val":41385413,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14"},{"start":"2012-11-01","end":"2013-01-31","val":41836341,"accn":"0001062993-13-001186","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-14","frame":"CY2012Q4"},{"start":"2012-05-01","end":"2013-04-30","val":41637025,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":41637025,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2013-07-31","val":41934880,"accn":"0001062993-13-004606","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-12","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2014-04-30","val":42126733,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":42126733,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2015-04-30","val":42492515,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":4249252,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2016-04-30","val":4433402,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":4433402,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-10-31","val":4552371,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-08-01","end":"2016-10-31","val":4554226,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-04-30","val":4722724,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":0,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":5262359,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":5262359,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":5892580,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-08-01","end":"2017-10-31","val":5892580,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2017-05-01","end":"2018-01-31","val":5354690,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-11-01","end":"2018-01-31","val":5539352,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":0,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":0,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":5932417,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":5937115,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":5937115,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":5941812,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":5941812,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":5939803,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":5939803,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":5945181,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":5945181,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":5942096,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":5952122,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":5952122,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":5954038,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":5954038,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":5955954,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":5955954,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":5979720,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":6031084,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":6010006,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":7224184,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":7425554,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":7472070,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}},"WeightedAverageNumberOfShareOutstandingBasicAndDiluted":{"label":"Weighted Average Number of Shares Outstanding, Basic and Diluted","description":"Average number of shares or units issued and outstanding that are used in calculating basic and diluted earnings per share (EPS).","units":{"shares":[{"start":"2012-05-01","end":"2012-10-31","val":41159949,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2012-08-01","end":"2012-10-31","val":41592776,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12","frame":"CY2012Q3"},{"start":"2012-05-01","end":"2013-01-31","val":41385413,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2012-11-01","end":"2013-01-31","val":41836341,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13","frame":"CY2012Q4"},{"start":"2013-05-01","end":"2013-07-31","val":41934880,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11","frame":"CY2013Q2"},{"start":"2013-05-01","end":"2013-10-31","val":41971160,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-05-01","end":"2013-10-31","val":41971160,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2013-08-01","end":"2013-10-31","val":42007439,"accn":"0001062993-13-006288","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-12"},{"start":"2013-08-01","end":"2013-10-31","val":42007439,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11","frame":"CY2013Q3"},{"start":"2013-05-01","end":"2014-01-31","val":42038923,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-05-01","end":"2014-01-31","val":42038923,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2013-11-01","end":"2014-01-31","val":42174448,"accn":"0001062993-14-001273","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-13"},{"start":"2013-11-01","end":"2014-01-31","val":42174448,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09","frame":"CY2013Q4"},{"start":"2014-05-01","end":"2014-07-31","val":42592851,"accn":"0001062993-14-005439","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-11"},{"start":"2014-05-01","end":"2014-07-31","val":42592851,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-05-01","end":"2014-10-31","val":42572713,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-05-01","end":"2014-10-31","val":4257271,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2014-08-01","end":"2014-10-31","val":42552576,"accn":"0001062993-14-007072","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":4255258,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14","frame":"CY2014Q3"},{"start":"2014-05-01","end":"2015-01-31","val":42542594,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-05-01","end":"2015-01-31","val":4254259,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2014-11-01","end":"2015-01-31","val":42482355,"accn":"0001062993-15-001221","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-09"},{"start":"2014-11-01","end":"2015-01-31","val":4248236,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15","frame":"CY2014Q4"},{"start":"2015-05-01","end":"2015-07-31","val":42366916,"accn":"0001062993-15-005021","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":4236692,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-05-01","end":"2015-10-31","val":4331017,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-05-01","end":"2015-10-31","val":4331017,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":4425343,"accn":"0001062993-15-006650","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":4425343,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-05-01","end":"2016-01-31","val":4400136,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-05-01","end":"2016-01-31","val":4400136,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2015-11-01","end":"2016-01-31","val":4538373,"accn":"0001062993-16-008343","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-15"},{"start":"2015-11-01","end":"2016-01-31","val":4538373,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13","frame":"CY2015Q4"},{"start":"2016-05-01","end":"2016-07-31","val":4550516,"accn":"0001062993-16-011445","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":4550516,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":4552371,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":4554226,"accn":"0001062993-16-012708","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-01-31","val":4631472,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-05-01","end":"2017-01-31","val":4631472,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":4789675,"accn":"0001062993-17-001323","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-13"},{"start":"2016-11-01","end":"2017-01-31","val":4789675,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13","frame":"CY2016Q4"},{"start":"2016-05-01","end":"2017-04-30","val":4722724,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":5036954,"accn":"0001062993-17-004133","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":5036954,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2018-01-31","val":5354690,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-05-01","end":"2018-01-31","val":5354690,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-11-01","end":"2018-01-31","val":5539352,"accn":"0001062993-18-001189","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-03-13"},{"start":"2017-11-01","end":"2018-01-31","val":5539352,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":5496201,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":5496201,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":5932417,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":5932417,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":5937115,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":5941812,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":5939803,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":5939803,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":5945181,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":5945181,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":5942096,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":5942096,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":5952122,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":5954038,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":5955954,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":5979720,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":6031084,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":6010006,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"}]}},"WeightedAverageNumberOfSharesOutstandingBasic":{"label":"Weighted Average Number of Shares Outstanding, Basic","description":"Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.","units":{"shares":[{"start":"2011-05-01","end":"2012-04-30","val":38792066,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25","frame":"CY2011"},{"start":"2012-05-01","end":"2013-04-30","val":41519117,"accn":"0001062993-13-003578","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-25"},{"start":"2012-05-01","end":"2013-04-30","val":41519117,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10","frame":"CY2012"},{"start":"2013-05-01","end":"2014-04-30","val":42126733,"accn":"0001062993-14-004136","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-10"},{"start":"2013-05-01","end":"2014-04-30","val":42126733,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16","frame":"CY2013"},{"start":"2014-05-01","end":"2015-04-30","val":42492515,"accn":"0001062993-15-003908","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-16"},{"start":"2014-05-01","end":"2015-04-30","val":4249252,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14","frame":"CY2014"},{"start":"2015-05-01","end":"2016-04-30","val":4433402,"accn":"0001062993-16-010548","fy":2016,"fp":"FY","form":"10-K","filed":"2016-07-14"},{"start":"2015-05-01","end":"2016-04-30","val":4433402,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13","frame":"CY2015"},{"start":"2016-05-01","end":"2016-10-31","val":4552371,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2016-08-01","end":"2016-10-31","val":4554226,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13","frame":"CY2016Q3"},{"start":"2016-05-01","end":"2017-04-30","val":4722724,"accn":"0001062993-17-003211","fy":2017,"fp":"FY","form":"10-K","filed":"2017-07-13"},{"start":"2016-05-01","end":"2017-04-30","val":4722724,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25","frame":"CY2016"},{"start":"2017-05-01","end":"2017-07-31","val":5036954,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13","frame":"CY2017Q2"},{"start":"2017-05-01","end":"2017-10-31","val":5262359,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-05-01","end":"2017-10-31","val":5262359,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2017-08-01","end":"2017-10-31","val":5487765,"accn":"0001062993-17-005235","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-13"},{"start":"2017-08-01","end":"2017-10-31","val":5487765,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12","frame":"CY2017Q3"},{"start":"2017-05-01","end":"2018-01-31","val":5354690,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2017-11-01","end":"2018-01-31","val":5539352,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18","frame":"CY2017Q4"},{"start":"2017-05-01","end":"2018-04-30","val":5496201,"accn":"0001062993-18-003013","fy":2018,"fp":"FY","form":"10-K","filed":"2018-07-25"},{"start":"2017-05-01","end":"2018-04-30","val":5496201,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11","frame":"CY2017"},{"start":"2018-05-01","end":"2018-07-31","val":5932417,"accn":"0001062993-18-003728","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-09-13"},{"start":"2018-05-01","end":"2018-07-31","val":5932417,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12","frame":"CY2018Q2"},{"start":"2018-05-01","end":"2018-10-31","val":5937115,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-05-01","end":"2018-10-31","val":5937115,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2018-08-01","end":"2018-10-31","val":5941812,"accn":"0001062993-18-004995","fy":2019,"fp":"Q2","form":"10-Q","filed":"2018-12-12"},{"start":"2018-08-01","end":"2018-10-31","val":5941812,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11","frame":"CY2018Q3"},{"start":"2018-05-01","end":"2019-01-31","val":5939803,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-05-01","end":"2019-01-31","val":5939803,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2018-11-01","end":"2019-01-31","val":5945181,"accn":"0001062993-19-001305","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-03-18"},{"start":"2018-11-01","end":"2019-01-31","val":5945181,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2018Q4"},{"start":"2018-05-01","end":"2019-04-30","val":5942096,"accn":"0001062993-19-002868","fy":2019,"fp":"FY","form":"10-K","filed":"2019-07-11"},{"start":"2018-05-01","end":"2019-04-30","val":5942096,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2018"},{"start":"2019-05-01","end":"2019-07-31","val":5952122,"accn":"0001062993-19-003668","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-09-12"},{"start":"2019-05-01","end":"2019-07-31","val":5952122,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2019Q2"},{"start":"2019-05-01","end":"2019-10-31","val":5954038,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-05-01","end":"2019-10-31","val":5954038,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2019-08-01","end":"2019-10-31","val":5955954,"accn":"0001062993-19-004702","fy":2020,"fp":"Q2","form":"10-Q","filed":"2019-12-11"},{"start":"2019-08-01","end":"2019-10-31","val":5955954,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2019Q3"},{"start":"2019-05-01","end":"2020-01-31","val":5979720,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11"},{"start":"2019-11-01","end":"2020-01-31","val":6031084,"accn":"0001062993-20-001315","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-03-11","frame":"CY2019Q4"},{"start":"2019-05-01","end":"2020-04-30","val":6010006,"accn":"0001062993-20-003383","fy":2020,"fp":"FY","form":"10-K","filed":"2020-07-20","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":6273833,"accn":"0001062993-20-004433","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-09-10","frame":"CY2020Q2"},{"start":"2020-05-01","end":"2020-10-31","val":6346110,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14"},{"start":"2020-08-01","end":"2020-10-31","val":6418388,"accn":"0001062993-20-006267","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-12-14","frame":"CY2020Q3"}]}}}}}