{"cik":1383097,"entityName":"NAKED BRAND GROUP INC.","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":"2011-12-07","val":9010000,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q4I"},{"end":"2012-03-08","val":9010000,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2012Q1I"},{"end":"2012-06-19","val":9010000,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2012Q2I"},{"end":"2012-09-12","val":27008000,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q3I"},{"end":"2012-12-17","val":28122000,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q4I"},{"end":"2013-05-16","val":31829000,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-06-19","val":31904000,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q2I"},{"end":"2013-09-23","val":33543500,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q3I"},{"end":"2013-12-23","val":34024804,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q4I"},{"end":"2014-05-15","val":35983674,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2014Q1I"},{"end":"2014-06-23","val":36373884,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q2I"},{"end":"2014-09-15","val":36373884,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q3I"},{"end":"2014-12-15","val":38194185,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q4I"},{"end":"2015-04-30","val":42510063,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2015Q1I"},{"end":"2015-06-15","val":44680674,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q2I"},{"end":"2015-09-14","val":1755005,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q3I"},{"end":"2015-12-09","val":1755005,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q4I"},{"end":"2016-04-28","val":6069982,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2016Q1I"},{"end":"2016-06-14","val":6069982,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q2I"},{"end":"2016-09-14","val":6069982,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q3I"},{"end":"2016-12-14","val":6069982,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q4I"},{"end":"2017-04-26","val":10342191,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2017Q1I"},{"end":"2017-06-14","val":10342191,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q2I"},{"end":"2017-09-14","val":10342191,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q3I"},{"end":"2017-12-14","val":10342191,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q4I"},{"end":"2018-05-01","val":10342191,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2018Q1I"},{"end":"2018-06-14","val":10342191,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q2I"}]}},"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":"2012-07-31","val":1059055,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2012Q2I"},{"end":"2013-07-31","val":23177418,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2013Q2I"},{"end":"2014-07-31","val":7202875,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2014Q2I"},{"end":"2015-07-31","val":4953158,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2015Q2I"},{"end":"2016-07-31","val":8340691,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016Q2I"},{"end":"2017-07-31","val":12102985,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q2I"}]}}},"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":"2012-01-31","val":103222,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2013-01-31","val":306467,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":306467,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":306467,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":306467,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":306467,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":299674,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":588159,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":580096,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":639099,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":639099,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":639099,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":639099,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":639099,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":702310,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":585948,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":355537,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":299887,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":299887,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":299887,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":299887,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":299887,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":275111,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":636203,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":845006,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":993399,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":993399,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":993399,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":993399,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":993399,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":897210,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":1096066,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":1455985,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":1761367,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":1761367,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":1761367,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":1761367,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":1761367,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":693515,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":752393,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":933442,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":600411,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":600411,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":1023498,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"AccountsPayableCurrent":{"label":"Accounts Payable, Current","description":"Carrying value as of the balance sheet date of liabilities 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":"2011-07-31","val":54406,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q2I"},{"end":"2011-07-31","val":54406,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"end":"2011-10-31","val":56089,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3I"},{"end":"2012-01-31","val":103222,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2011Q4I"},{"end":"2012-01-31","val":103222,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-01-31","val":70036,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2012-07-31","val":377589,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":292153,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"}]}},"AccountsPayableOtherCurrent":{"label":"Accounts Payable, Other, Current","description":"Amount of obligations incurred classified as other, payable within one year or the normal operating cycle, if longer.","units":{"USD":[{"end":"2011-07-31","val":54406,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q2I"},{"end":"2012-04-30","val":79866,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2012Q1I"},{"end":"2016-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2017-01-31","val":31023,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":31023,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":68572,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2016-01-31","val":486967,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2017-01-31","val":897474,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":897474,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2018-01-31","val":375252,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":375252,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":632072,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2012-01-31","val":37991,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-01-31","val":37991,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":37991,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-07-31","val":59610,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":76916,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":404713,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":404713,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":404713,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":404713,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":404713,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":109603,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":150547,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":104590,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":68859,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":68859,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":68859,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":68859,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":68859,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":107413,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":97789,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":115592,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":99145,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":99145,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":99145,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":99145,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":99145,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":171678,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":209987,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":165046,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":127422,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":127422,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":127422,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":127422,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":127422,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":136772,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-07-31","val":198043,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":215270,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":198982,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":198982,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":275065,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"AccountsReceivableRelatedPartiesCurrent":{"label":"Accounts Receivable, Related Parties, Current","description":"Amount of receivables arising from transactions with related parties due within one year or the normal operating cycle, if longer.","units":{"USD":[{"end":"2017-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2018-01-31","val":441453,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":441453,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":754050,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2011-02-01","end":"2011-10-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-02-01","end":"2012-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":0,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":2298,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":29287,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-08-01","end":"2012-10-31","val":17971,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2012Q3"},{"start":"2012-02-01","end":"2013-01-31","val":4890,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":57985,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":2525,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":24849,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":7143,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":121761,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-05-01","end":"2013-07-31","val":96912,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2013Q2"},{"start":"2013-02-01","end":"2013-10-31","val":362374,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":362374,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-08-01","end":"2013-10-31","val":240613,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-08-01","end":"2013-10-31","val":240613,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2013Q3"},{"start":"2013-02-01","end":"2014-01-31","val":737595,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":737595,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":101091,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":101091,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":2282985,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":2282985,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-05-01","end":"2014-07-31","val":2181894,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-05-01","end":"2014-07-31","val":2181894,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-02-01","end":"2014-10-31","val":2263122,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":2263122,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":-19863,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-08-01","end":"2014-10-31","val":-19863,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2014Q3"},{"start":"2014-02-01","end":"2015-01-31","val":2425697,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":2425697,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":160231,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":160231,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":205272,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":205272,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":45041,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":45041,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":300252,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":300252,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":94980,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-08-01","end":"2015-10-31","val":94980,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":7255346,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":7255346,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":6764,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":6764,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":15391,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":15391,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":8627,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":8627,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":16196,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":16196,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":805,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":805,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":15975,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":15975,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":231,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":231,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":245,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":14,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-02-01","end":"2017-10-31","val":266,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-08-01","end":"2017-10-31","val":21,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3"},{"start":"2017-02-01","end":"2018-01-31","val":287,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":14,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"AccruedSalariesCurrent":{"label":"Accrued Salaries, Current","description":"Carrying value as of the balance sheet date of the obligations incurred through that date and payable for employees' services provided. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).","units":{"USD":[{"end":"2016-01-31","val":283864,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2017-01-31","val":641044,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":641044,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2018-01-31","val":13521,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"}]}},"AccruedUtilitiesCurrent":{"label":"Accrued Utilities, Current","description":"Carrying value as of the balance sheet date of obligations incurred through that date and payable for utilities, such as electrical power, heating oil, natural gas, and water. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).","units":{"USD":[{"end":"2016-01-31","val":211234,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2017-01-31","val":176436,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":176436,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2018-01-31","val":199580,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":199580,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":295946,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2018-01-31","val":13521,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":15375,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2016-01-31","val":23117,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":23117,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":23117,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":23117,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":26324,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":28922,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":31104,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":36332,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":36332,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2018-01-31","val":36332,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"}]}},"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":"2011-07-31","val":-194,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"end":"2011-07-31","val":-194,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2011-07-31","val":-194,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q2I"},{"end":"2011-10-31","val":3013,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3I"},{"end":"2012-01-31","val":3930,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2012-01-31","val":-9472,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-01-31","val":-9472,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":-9472,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-04-30","val":7384,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2012Q1I"},{"end":"2012-07-31","val":-13657,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":-13011,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":-6245,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":-6245,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":-6245,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":-6245,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":-6245,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":-6245,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":-6245,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":-6245,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":-6245,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":-6245,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":-6245,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":-6245,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":-6245,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":-6245,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":-6245,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":-6245,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":-6245,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":-6245,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":-6245,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":-6245,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":-6245,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":-6245,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":-6245,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":-6245,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":-6245,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":-6245,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":-6245,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":-6245,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":-6245,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":-6245,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":-6245,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":-6245,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":-6245,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":-6245,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":-6245,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":-6245,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":-6245,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":-6245,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":-6245,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":-6245,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":-6245,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":-6245,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":-6245,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"AcquisitionCosts":{"label":"Acquisition Costs, Period Cost","description":"The capitalized costs incurred during the period (excluded from amortization) to purchase, lease or otherwise acquire an unproved property, including costs of lease bonuses and options to purchase or lease properties, the portion of costs applicable to minerals when land including mineral rights is purchased in fee, brokers' fees, recording fees, legal costs, and other costs incurred in acquiring properties.","units":{"USD":[{"start":"2011-02-01","end":"2011-07-31","val":0,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-02-01","end":"2011-10-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-02-01","end":"2012-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-07-31","val":-34863,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-07-31","val":-34863,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-10-31","val":-34979,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2012-10-31","val":-34979,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2013-01-31","val":-34951,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2012-02-01","end":"2013-01-31","val":-34951,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2013-02-01","end":"2013-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-10-31","val":0,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2014-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2013"}]}},"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":"2011-07-31","val":54090,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"end":"2011-07-31","val":54090,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2011-07-31","val":54090,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q2I"},{"end":"2011-10-31","val":54090,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3I"},{"end":"2012-01-31","val":54090,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2012-01-31","val":0,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-01-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-04-30","val":54090,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2012Q1I"},{"end":"2012-07-31","val":1236647,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":1784553,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":2158151,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":2158151,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":2158151,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":2158151,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":2158151,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":2965515,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":3955836,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":4700492,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":4874095,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":4874095,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":4874095,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":4874095,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":4874095,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":5642628,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":6232619,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":14377669,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":25044330,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":25044330,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":25083735,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":25083735,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":25083735,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":29512862,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":32108446,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":35346186,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":50953341,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":50953341,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":50953341,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":50953341,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":50953341,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":52096579,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":53766845,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":54991671,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":56829778,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":56829778,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":56829778,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":56829778,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":56829778,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":66126858,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":66680301,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":66820553,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":66913521,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":66913521,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":67009810,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"AdjustmentsToAdditionalPaidInCapitalConvertibleDebtWithConversionFeature":{"label":"Adjustments to Additional Paid in Capital, Convertible Debt with Conversion Feature","description":"Amount of increase (decrease) in additional paid in capital (APIC) resulting from recognition of deferred taxes for convertible debt with a beneficial conversion feature.","units":{"USD":[{"start":"2013-02-01","end":"2014-01-31","val":17600,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":17600,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2013-02-01","end":"2014-01-31","val":17600,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"}]}},"AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt":{"label":"Adjustments to Additional Paid in Capital, Equity Component of Convertible Debt","description":"Adjustment to additional paid in capital resulting from the recognition of convertible debt instruments as two separate components - a debt component and an equity component. This bifurcation may result in a basis difference associated with the liability component that represents a temporary difference for purposes of applying accounting for income taxes. The initial recognition of deferred taxes for the tax effect of that temporary difference is as an adjustment to additional paid in capital.","units":{"USD":[{"start":"2012-02-01","end":"2013-01-31","val":237500,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":237500,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2012-02-01","end":"2013-01-31","val":237500,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2013-01-31","val":237500,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":237500,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2014-01-31","val":67600,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":67600,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2013-02-01","end":"2014-01-31","val":67600,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"}]}},"AdjustmentsToAdditionalPaidInCapitalOther":{"label":"Adjustments to Additional Paid in Capital, Other","description":"Amount of other increase (decrease) in additional paid in capital (APIC).","units":{"USD":[{"start":"2015-02-01","end":"2015-10-31","val":91422,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2016-01-31","val":91422,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":-91422,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2015-02-01","end":"2016-01-31","val":-91422,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2016-01-31","val":-91422,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":-91422,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2017-02-01","end":"2017-04-30","val":-192490,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":-192490,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":-192490,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":-192490,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"start":"2017-02-01","end":"2018-01-31","val":-192490,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017"}]}},"AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions":{"label":"APIC, Share-based Payment Arrangement, Recognition and Exercise","description":"Amount of increase (decrease) to additional paid-in capital (APIC) for recognition and exercise of award under share-based payment arrangement.","units":{"USD":[{"start":"2012-02-01","end":"2013-01-31","val":222018,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":222018,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2012-02-01","end":"2013-01-31","val":222018,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2013-01-31","val":222018,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":222018,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":73351,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":479473,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":479473,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":606561,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":606561,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":731615,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":731615,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2013-02-01","end":"2014-01-31","val":731615,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":67823,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":120711,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-10-31","val":2094586,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2015-01-31","val":3318241,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":3318241,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2014-02-01","end":"2015-01-31","val":3318241,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":1217983,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":2612508,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":4391276,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2016-01-31","val":5632267,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2015"}]}},"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":"2015-02-01","end":"2016-01-31","val":5632267,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2015-02-01","end":"2016-01-31","val":5632267,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2016-01-31","val":5632267,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":5632267,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":1143238,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":2813504,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":4038330,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":5348647,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":5348647,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2016-02-01","end":"2017-01-31","val":5348647,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2017-01-31","val":5348647,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":1683129,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":2236572,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":2376824,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":2519792,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"start":"2017-02-01","end":"2018-01-31","val":2519792,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":96289,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"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":"2012-02-01","end":"2013-01-31","val":34951,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":34951,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2012-02-01","end":"2013-01-31","val":34951,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2013-01-31","val":34951,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":34951,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2015-02-01","end":"2016-01-31","val":623720,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2015-02-01","end":"2016-01-31","val":623720,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2016-01-31","val":623720,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":623720,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"}]}},"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":"2012-02-01","end":"2013-01-31","val":20940,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":20940,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2012-02-01","end":"2013-01-31","val":20940,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2013-01-31","val":20940,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":20940,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2014-01-31","val":41225,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":41225,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2013-02-01","end":"2014-01-31","val":41225,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2015-02-01","end":"2016-01-31","val":3091050,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2015-02-01","end":"2016-01-31","val":3091050,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2016-01-31","val":3091050,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":3091050,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"}]}},"AdvertisingExpense":{"label":"Advertising Expense","description":"Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.","units":{"USD":[{"start":"2015-02-01","end":"2016-01-31","val":201198,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2017-01-31","val":252895,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":252895,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2018-01-31","val":139650,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"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":"2012-01-31","val":4000,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-01-31","val":4000,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":4000,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-07-31","val":4741,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":4895,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":4899,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":4899,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":4899,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":4899,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":4899,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":5589,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":1863,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":1863,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":1652,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2013Q4I"},{"end":"2015-01-31","val":7761,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2016-01-31","val":64998,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":34398,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":34398,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":34398,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":34398,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":33258,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":32327,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":32327,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":29668,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":29668,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":29668,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":29668,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-07-31","val":29668,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":3452,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":4664,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":4664,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":4664,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"AmortizationOfAdvanceRoyalty":{"label":"Amortization of Advance Royalty","description":"The expense charged against earnings for the periodic recognition of the advance royalties. These royalties are paid in one accounting period, but are deducted from earnings over time through amortization. For example, royalties that are required to be paid in advance of production from a mineral, oil, or gas property and amortized over the period of right to produce these items.","units":{"USD":[{"start":"2015-02-01","end":"2015-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":75000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2015-02-01","end":"2016-01-31","val":75000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":75000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":150000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":75000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":225000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":75000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":300000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016"}]}},"AmortizationOfDebtDiscountPremium":{"label":"Amortization of Debt Discount (Premium)","description":"Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.","units":{"USD":[{"start":"2012-02-01","end":"2012-10-31","val":2298,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":4890,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":2525,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":7143,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":213084,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":213084,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":434928,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":434928,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":58659,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":58659,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":90043,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":90043,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":91727,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":91727,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":235310,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":235310,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":153116,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":153116,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":191018,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":191018,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":278896,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":278896,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":7163982,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":7163982,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016"}]}},"AmortizationOfFinancingCosts":{"label":"Amortization of Debt Issuance Costs","description":"Amount of amortization expense attributable to debt issuance costs.","units":{"USD":[{"start":"2015-02-01","end":"2015-04-30","val":7055,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":14253,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":21356,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":28364,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":6764,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":6764,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":15058,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":15058,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":15058,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":0,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"}]}},"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":"2011-02-01","end":"2011-07-31","val":960,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":1234,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2015-02-01","end":"2015-04-30","val":4375,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":4375,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":4375,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":4375,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":0,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":0,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-02-01","end":"2017-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-08-01","end":"2017-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3"},{"start":"2017-02-01","end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"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":"2015-02-01","end":"2015-04-30","val":5884897,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":6094505,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":6094505,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":6084317,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":6084317,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":3896472,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":3852597,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":3852597,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":3775097,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":3775097,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":3775097,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":3775097,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":3682597,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":3682597,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":3682597,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":3682597,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":3914409,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":3914409,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":5114409,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":5114409,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":5114409,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":5114409,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-02-01","end":"2017-10-31","val":5086958,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-08-01","end":"2017-10-31","val":5086958,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3"},{"start":"2017-02-01","end":"2018-01-31","val":4684701,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":4683451,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"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":"2011-07-31","val":11717,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2011-07-31","val":11717,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q2I"},{"end":"2012-01-31","val":51117,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2012-01-31","val":186710,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-01-31","val":186710,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":186710,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-04-30","val":278062,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2012Q1I"},{"end":"2012-07-31","val":818886,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":854306,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":987585,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":987585,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":987585,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":987585,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":987585,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":1046370,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":861151,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":980701,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":972765,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":972765,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":972765,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":972765,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":972765,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":1400011,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":4984142,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":3908830,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":2717976,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":2717976,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":2717976,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":2717976,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":2717976,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":1730164,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":1817459,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":2016048,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":6888040,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":6872982,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":6872982,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":6872982,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":6872982,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":5044315,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":2999884,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":2469421,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":3685423,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":3685423,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":3685423,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":3685423,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":3685423,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":6816003,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":5461064,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":4879226,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":4566232,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":4566232,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":4977363,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2012-01-31","val":161037,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-01-31","val":161037,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":161037,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-07-31","val":751349,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":572026,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":731791,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":731791,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":731791,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":731791,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":731791,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":818696,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":717791,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":820960,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":861049,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":861049,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":861049,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":861049,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":861049,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":1197402,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":4874196,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":3789074,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":2609257,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":2609257,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":2609257,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":2609257,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":2609257,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":1617112,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":1660664,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":1905618,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":6786672,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":6786672,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":6786672,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":6786672,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":6786672,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":4911212,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":2919379,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":2383319,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":3604548,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":3604548,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":3604548,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":3604548,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":3604548,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":6735128,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":5380189,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":4798351,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":4485357,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":4485357,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":4896488,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued":{"label":"Business Acquisition, Equity Interest Issued or Issuable, Number of Shares","description":"Number of shares of equity interests issued or issuable to acquire entity.","units":{"shares":[{"start":"2017-02-01","end":"2017-10-31","val":146311063,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":146311063,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":146311063,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"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":"2011-01-31","val":0,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2011-01-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2011-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2010Q4I"},{"end":"2011-07-31","val":0,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2011Q2I"},{"end":"2011-10-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2011Q3I"},{"end":"2012-01-31","val":50356,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-01-31","val":50356,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":50356,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2012-01-31","val":50356,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2012-01-31","val":50356,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2012-01-31","val":50356,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2012-01-31","val":50356,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2011Q4I"},{"end":"2012-04-30","val":8420,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1I"},{"end":"2012-07-31","val":435269,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-07-31","val":435269,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2012Q2I"},{"end":"2012-10-31","val":33094,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-10-31","val":33094,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2012Q3I"},{"end":"2013-01-31","val":43780,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":43780,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":43780,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":43780,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":43780,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2013-01-31","val":43780,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2013-01-31","val":43780,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2013-01-31","val":43780,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2013-01-31","val":43780,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2012Q4I"},{"end":"2013-04-30","val":106548,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-04-30","val":106548,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1I"},{"end":"2013-07-31","val":79625,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-07-31","val":79625,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2013Q2I"},{"end":"2013-10-31","val":8269,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-10-31","val":8269,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2013Q3I"},{"end":"2014-01-31","val":67478,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":67478,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":67478,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":67478,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":67478,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2014-01-31","val":67478,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2014-01-31","val":67478,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2014-01-31","val":67478,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2014-01-31","val":67478,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2013Q4I"},{"end":"2014-04-30","val":369061,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-04-30","val":369061,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1I"},{"end":"2014-07-31","val":4389400,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-07-31","val":4389400,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2I"},{"end":"2014-10-31","val":3332510,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-10-31","val":3332510,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2014Q3I"},{"end":"2015-01-31","val":1943235,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":1943235,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":1943235,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":1943235,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":1943235,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2015-01-31","val":1943235,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2015-01-31","val":1943235,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2015-01-31","val":1943235,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2015-01-31","val":1943235,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2014Q4I"},{"end":"2015-04-30","val":396758,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-04-30","val":396758,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":73394,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-07-31","val":73394,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":318237,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-10-31","val":318237,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":4780994,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":4780994,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":4780994,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":4780994,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":4780994,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2016-01-31","val":4780994,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2016-01-31","val":4780994,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2016-01-31","val":4780994,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2016-01-31","val":4780994,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2015Q4I"},{"end":"2016-04-30","val":2912811,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-04-30","val":2912811,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":736406,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-07-31","val":736406,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":44365,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-10-31","val":44365,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":879014,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":879014,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":879014,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":879014,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":879014,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2017-01-31","val":879014,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2016Q4I"},{"end":"2017-04-30","val":3994925,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-04-30","val":3994925,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":2468826,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":2170665,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":1414871,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":1414871,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":1724028,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"CashAcquiredFromAcquisition":{"label":"Cash Acquired from Acquisition","description":"The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business).","units":{"USD":[{"start":"2011-02-01","end":"2011-07-31","val":0,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-02-01","end":"2011-10-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-02-01","end":"2012-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-07-31","val":380826,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-07-31","val":380826,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-10-31","val":386777,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2012-10-31","val":386777,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2013-01-31","val":386790,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2012-02-01","end":"2013-01-31","val":386790,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2013-02-01","end":"2013-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-10-31","val":0,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2014-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2013"}]}},"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":"2005-05-16","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2005Q2I"},{"end":"2005-05-16","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2005-05-16","val":0,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"end":"2010-07-31","val":649,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2010Q2I"},{"end":"2010-07-31","val":649,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2010-07-31","val":649,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"end":"2010-10-31","val":1217,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2010Q3I"},{"end":"2011-01-31","val":5430,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2011-04-30","val":2212,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q1I"},{"end":"2011-07-31","val":11717,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q2I"},{"end":"2011-07-31","val":11717,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2011-07-31","val":11717,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"end":"2011-10-31","val":3768,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3I"},{"end":"2012-01-31","val":975,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":51166,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2012Q1I"}]}},"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":"2010-08-01","end":"2010-10-31","val":568,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2010Q3"},{"start":"2010-08-01","end":"2011-01-31","val":4781,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2010-08-01","end":"2011-04-30","val":1563,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-02-01","end":"2011-07-31","val":0,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2005-05-17","end":"2011-10-31","val":3768,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-02-01","end":"2011-10-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":-7949,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3"},{"start":"2005-05-17","end":"2012-01-31","val":975,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-02-01","end":"2012-01-31","val":50356,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2011-08-01","end":"2012-01-31","val":-10742,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2005-05-17","end":"2012-04-30","val":51166,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-08-01","end":"2012-04-30","val":39449,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":-41936,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":384913,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":384913,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":-17262,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":-17262,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":-6576,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":-6576,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":62768,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":62768,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":35845,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":35845,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":-35511,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":-35511,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":23698,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":23698,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":301583,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":301583,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":4321922,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":4321922,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":3265032,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":3265032,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":1875757,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":1875757,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":-1546477,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":-1869841,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":-1624998,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2016-01-31","val":2837759,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2015"}]}},"CashPeriodIncreaseDecrease":{"label":"Cash, Period Increase (Decrease)","description":"Amount of increase (decrease) in cash. Cash is 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. Includes effect from exchange rate changes.","units":{"USD":[{"start":"2015-02-01","end":"2015-04-30","val":-1546477,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":-1869841,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":-1624998,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":2837759,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":-1868183,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":-1868183,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":-4044588,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":-4044588,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":-4736629,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":-4736629,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":-3901980,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":-3901980,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":3115911,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":3115911,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":1589812,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":1291651,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":535857,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":309157,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1":{"label":"Class of Warrant or Right, Exercise Price of Warrants or Rights","description":"Exercise price per share or per unit of warrants or rights outstanding.","units":{"USD/shares":[{"end":"2015-07-03","val":6,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q2I"},{"end":"2015-08-03","val":6,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"}]}},"ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights":{"label":"Class of Warrant or Right, Number of Securities Called by Warrants or Rights","description":"Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.","units":{"shares":[{"end":"2016-07-31","val":137180,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":137180,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"}]}},"ClassOfWarrantOrRightOutstanding":{"label":"Class of Warrant or Right, Outstanding","description":"Number of warrants or rights outstanding.","units":{"shares":[{"end":"2016-04-30","val":1645198,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":1645198,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":1645198,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":1627010,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016Q4I"},{"end":"2017-04-30","val":1627010,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":1627010,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":1614559,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":1212302,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"},{"end":"2018-04-30","val":1212302,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2011-07-31","val":0.001,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"end":"2011-07-31","val":0.001,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2011-07-31","val":0.001,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q2I"},{"end":"2011-10-31","val":0.001,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3I"},{"end":"2012-01-31","val":0.001,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2012-01-31","val":0.001,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":0.001,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-04-30","val":0.001,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2012Q1I"},{"end":"2012-07-31","val":0.001,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":0.001,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":0.001,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":0.001,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":0.001,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":0.001,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":0.001,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":0.001,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":0.001,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":0.001,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":0.001,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":0.001,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":0.001,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":0.001,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":0.001,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":0.001,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":0.001,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":0.001,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":0.001,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":0.001,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":0.001,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":0.001,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":0.001,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":0.001,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":0.001,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":0.001,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":0.001,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":0.001,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":0.001,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":0.001,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":0.001,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":0.001,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":0.001,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":0.001,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":0.001,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":0.001,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":0.001,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":0.001,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":0.001,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":0.001,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":0.001,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":0.001,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":0.001,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":0.001,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":0.001,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"CommonStockShareSubscribedButUnissuedSubscriptionsReceivable":{"label":"Common Stock, Share Subscribed but Unissued, Subscriptions Receivable","description":"Amount of subscription receivable from investors who have been allocated common stock.","units":{"USD":[{"end":"2013-01-31","val":0,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2012Q4I"},{"end":"2013-01-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-07-31","val":200000,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":150000,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"}]}},"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":"2011-07-31","val":100000000,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"end":"2011-07-31","val":100000000,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2011-07-31","val":100000000,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q2I"},{"end":"2011-10-31","val":100000000,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3I"},{"end":"2012-01-31","val":100000000,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2012-01-31","val":100000000,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":100000000,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-04-30","val":100000000,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2012Q1I"},{"end":"2012-07-31","val":100000000,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":100000000,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":100000000,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":100000000,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":100000000,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":100000000,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":100000000,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":100000000,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":100000000,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":100000000,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":100000000,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":100000000,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":100000000,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":100000000,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":100000000,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":100000000,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":450000000,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":450000000,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":450000000,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":11250000,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":11250000,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":11250000,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":450000000,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":11250000,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-08-10","val":450000000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2015-10-31","val":11250000,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":11250000,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":11250000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":18000000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":11250000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":11250000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":11250000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":18000000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-08-11","val":18000000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-08-11","val":18000000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2016-10-31","val":18000000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":18000000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":18000000,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":18000000,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":18000000,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":18000000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":18000000,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":18000000,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":18000000,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":18000000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":18000000,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":18000000,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2011-07-31","val":9010000,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"end":"2011-07-31","val":9010000,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2011-07-31","val":9010000,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q2I"},{"end":"2011-10-31","val":9010000,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3I"},{"end":"2012-01-31","val":9010000,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2012-01-31","val":6069251,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-01-31","val":6069251,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":6069251,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-04-30","val":9010000,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2012Q1I"},{"end":"2012-07-31","val":27008000,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":27222000,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":28522000,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":28522000,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":28522000,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":28522000,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":28522000,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":30829000,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":31904000,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":33973500,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":34728139,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":34728139,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":34728139,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":34728139,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":34728139,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":34168139,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":36373884,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":36598884,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":40415485,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":40415485,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":1010391,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":1010391,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":1010391,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":42510061,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":1331977,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-08-10","val":53278818,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2015-10-31","val":1755005,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":6069982,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":6069982,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":6069982,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":6069982,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":6069982,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":6069982,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":6069982,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":6069982,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":6560964,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":6560964,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":6560964,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":6560964,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":6560964,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":10342191,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":10342191,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":10342191,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":10342191,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":10342191,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":10342191,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2011-07-31","val":9010000,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"end":"2011-07-31","val":9010000,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2011-07-31","val":9010000,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q2I"},{"end":"2011-10-31","val":9010000,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3I"},{"end":"2012-01-31","val":9010000,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2012-01-31","val":6069251,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-01-31","val":6069251,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":6069251,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-04-30","val":9010000,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2012Q1I"},{"end":"2012-07-31","val":27008000,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":27222000,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":28522000,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":28522000,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":28522000,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":28522000,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":28522000,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":30829000,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":31904000,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":33973500,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":34728139,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":34728139,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":34728139,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":34728139,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":34728139,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":34168139,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":36373884,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":36598884,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":40415485,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":40415485,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":1010391,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":1010391,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":1010391,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":42510061,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":1331977,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-08-10","val":53278818,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2015-10-31","val":1755005,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":6069982,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":6069982,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":6069982,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":6069982,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":6069982,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":6069982,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":6069982,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":6069982,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":6560964,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":6560964,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":6560964,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":6560964,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":6560964,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":10342191,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":10342191,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":10342191,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":10342191,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":10342191,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":10342191,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"CommonStockSharesSubscribedButUnissued":{"label":"Common Stock, Shares Subscribed but Unissued","description":"Amount of common stock allocated to investors to buy shares of a new issue of common stock before they are offered to the public. When stock is sold on a subscription basis, the issuer does not initially receive the total proceeds. In general, the issuer does not issue the shares to the investor until it receives the entire proceeds.","units":{"shares":[{"end":"2017-01-31","val":1591349,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":1592175,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"}]}},"CommonStockSharesSubscriptions":{"label":"Common Stock, Value, Subscriptions","description":"Monetary value of common stock allocated to investors to buy shares of a new issue of common stock before they are offered to the public. When stock is sold on a subscription basis, the issuer does not initially receive the total proceeds. In general, the issuer does not issue the shares to the investor until it receives the entire proceeds.","units":{"USD":[{"end":"2011-07-31","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q2I"},{"end":"2012-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-04-30","val":256000,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2012Q1I"},{"end":"2013-01-31","val":3750,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":3750,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":3750,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":3750,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":3750,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":154162,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":3750,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":21750,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":7500,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":7500,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":7500,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":7500,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":7500,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":22500,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":47400,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":15000,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":15000,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":15000,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":15000,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":15000,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":15000,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":15000,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":15000,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":15000,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":15000,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":15000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":15000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":15000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":15000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":15000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":15000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":15000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":1670003,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":1670003,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":1670003,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":1670003,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":1670003,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":14141,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":14141,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":14141,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":14141,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":14141,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":14141,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2011-07-31","val":9010,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"end":"2011-07-31","val":9010,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2011-07-31","val":9010,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q2I"},{"end":"2011-10-31","val":9010,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3I"},{"end":"2012-01-31","val":9010,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2012-01-31","val":638972,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-01-31","val":638972,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":638972,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-04-30","val":9010,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2012Q1I"},{"end":"2012-07-31","val":27008,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":27222,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":28522,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":28522,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":28522,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":28522,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":28522,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":30829,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":31904,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":33974,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":34728,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":34728,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":34728,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":34728,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":34728,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":34168,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":36374,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":36599,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":40416,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":40416,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":1011,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":1011,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":1011,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":42510,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":1332,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":1755,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":6070,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":6070,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":6070,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":6070,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":6070,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":6070,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":6070,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":6070,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":6561,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":6561,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":6561,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":6561,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":6561,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":10342,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":10342,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":10342,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":10342,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":10342,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":10342,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2010-08-01","end":"2010-10-31","val":-3812,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2010Q3"},{"start":"2010-08-01","end":"2011-01-31","val":-16300,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":-12488,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-08-01","end":"2011-04-30","val":-25389,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-02-01","end":"2011-04-30","val":-9089,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q1"},{"start":"2011-02-01","end":"2011-07-31","val":-342033,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-05-01","end":"2011-07-31","val":-308228,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2011Q2"},{"start":"2005-05-17","end":"2011-10-31","val":-160770,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-02-01","end":"2011-10-31","val":-434949,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":-94796,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2011Q3"},{"start":"2011-08-01","end":"2011-10-31","val":-7900,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2005-05-17","end":"2012-01-31","val":-176835,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-02-01","end":"2012-01-31","val":-563363,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2011-08-01","end":"2012-01-31","val":-23965,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":-16065,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4"},{"start":"2005-05-17","end":"2012-04-30","val":-166776,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-08-01","end":"2012-04-30","val":-13906,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":-175333,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-04-30","val":10060,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-07-31","val":-416865,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-07-31","val":-416865,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-05-01","end":"2012-07-31","val":-239884,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-07-31","val":-239884,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-10-31","val":-967612,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2012-10-31","val":-967612,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-08-01","end":"2012-10-31","val":-554107,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2012Q3"},{"start":"2012-08-01","end":"2012-10-31","val":-554107,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2013-01-31","val":-1329769,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2012-02-01","end":"2013-01-31","val":-1329769,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2013-02-01","end":"2013-04-30","val":-643434,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":-2680720,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-05-01","end":"2013-07-31","val":-2037286,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2"},{"start":"2013-02-01","end":"2013-10-31","val":-3077120,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-08-01","end":"2013-10-31","val":-396400,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3"},{"start":"2013-02-01","end":"2014-01-31","val":-4238490,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2013"}]}},"ContractWithCustomerLiability":{"label":"Contract with Customer, Liability","description":"Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.","units":{"USD":[{"end":"2018-01-31","val":3667,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":3667,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":4000,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"ContractWithCustomerLiabilityCurrent":{"label":"Contract with Customer, Liability, Current","description":"Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current.","units":{"USD":[{"end":"2018-01-31","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":4000,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"ContractWithCustomerLiabilityRevenueRecognized":{"label":"Contract with Customer, Liability, Revenue Recognized","description":"Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.","units":{"USD":[{"start":"2018-02-01","end":"2018-04-30","val":480,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"ConvertibleLongTermNotesPayable":{"label":"Convertible Notes Payable, Noncurrent","description":"Carrying value as of the balance sheet date of long-term debt (with maturities initially due after one year or beyond the operating cycle if longer) identified as Convertible Notes Payable, excluding current portion. Convertible Notes Payable is a written promise to pay a note which can be exchanged for a specified amount of another, related security, at the option of the issuer and the holder.","units":{"USD":[{"end":"2012-01-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-10-31","val":381357,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":483950,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":483950,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":486475,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":489104,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2014-01-31","val":1670,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":1670,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":1670,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":1670,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":1670,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":603041,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":656508,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":602205,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":605850,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":605850,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":605850,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":605850,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":605850,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":611770,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":624613,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":651363,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":0,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":112000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016Q4I"}]}},"ConvertibleNotesPayable":{"label":"Convertible Notes Payable","description":"Including the current and noncurrent portions, carrying value as of the balance sheet date of a written promise to pay a note, initially due after one year or beyond the operating cycle if longer, which can be exchanged for a specified amount of one or more securities (typically common stock), at the option of the issuer or the holder.","units":{"USD":[{"end":"2016-01-31","val":584942,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":584942,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":584942,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":584942,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":591707,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":112000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016Q4I"}]}},"ConvertibleNotesPayableCurrent":{"label":"Convertible Notes Payable, Current","description":"Carrying value as of the balance sheet date of the portion of long-term debt due within one year or the operating cycle if longer identified as Convertible Notes Payable. Convertible Notes Payable is a written promise to pay a note which can be exchanged for a specified amount of another, related security, at the option of the issuer and the holder.","units":{"USD":[{"end":"2013-01-31","val":483950,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":483950,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-10-31","val":760371,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":1022294,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":1022294,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":1022294,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":1022294,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":1022294,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":250000,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":0,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":0,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":0,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":0,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2016-01-31","val":600000,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":584942,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":584942,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":584942,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":584942,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":591707,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":112000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016Q4I"}]}},"CostOfReimbursableExpense":{"label":"Cost of Reimbursable Expense (Deprecated 2018-01-31)","description":"Cost associated with reimbursable income. This occurs when a services entity incurs expenses on behalf of the client and passes through the cost of reimbursable expenses to a client.","units":{"USD":[{"start":"2016-02-01","end":"2017-01-31","val":53500,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":53500,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2016-02-01","end":"2017-01-31","val":53500,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2017-01-31","val":53500,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016"}]}},"CostOfRevenue":{"label":"Cost of Revenue","description":"The aggregate cost of goods produced and sold and services rendered during the reporting period.","units":{"USD":[{"start":"2011-02-01","end":"2011-07-31","val":40027,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-05-01","end":"2011-07-31","val":21557,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2011Q2"},{"start":"2011-02-01","end":"2011-10-31","val":57881,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":17922,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2011Q3"},{"start":"2011-02-01","end":"2012-01-31","val":183889,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":7460,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":61995,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":63888,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-05-01","end":"2012-07-31","val":51447,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-05-01","end":"2012-07-31","val":55735,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2012Q2"},{"start":"2012-02-01","end":"2012-10-31","val":101298,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":117086,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-08-01","end":"2012-10-31","val":39354,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-08-01","end":"2012-10-31","val":53249,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2012Q3"},{"start":"2012-02-01","end":"2013-01-31","val":342659,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":342659,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":61900,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":61900,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":245595,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":245595,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-05-01","end":"2013-07-31","val":183695,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-05-01","end":"2013-07-31","val":183695,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2013Q2"},{"start":"2013-02-01","end":"2013-10-31","val":367490,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":367490,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-08-01","end":"2013-10-31","val":121895,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-08-01","end":"2013-10-31","val":121895,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2013Q3"},{"start":"2013-02-01","end":"2014-01-31","val":587639,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":587639,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":74105,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":74105,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":535806,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":535806,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-05-01","end":"2014-07-31","val":461701,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-05-01","end":"2014-07-31","val":461701,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-02-01","end":"2014-10-31","val":668253,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":668253,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":132447,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-08-01","end":"2014-10-31","val":132447,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2014Q3"},{"start":"2014-02-01","end":"2015-01-31","val":800695,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":800695,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":191216,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":191216,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":414807,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":414807,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":223591,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":223591,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":664081,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":664081,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":249274,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-08-01","end":"2015-10-31","val":249274,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":1291219,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":1291219,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":307869,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":307869,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":797652,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":797652,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":489783,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":489783,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":1185796,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":1185796,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":388144,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":388144,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":1464654,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":1464654,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":354141,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":354141,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":779326,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":425185,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-02-01","end":"2017-10-31","val":1170614,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-08-01","end":"2017-10-31","val":391288,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3"},{"start":"2017-02-01","end":"2018-01-31","val":1921477,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":581089,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"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":-9698,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"CustomerAdvancesAndDepositsCurrent":{"label":"Customer Advances and Deposits, Current","description":"The current portion of aggregate prepayments received from customers for goods or services to be provided in the future, as well as the current portion of money or property received from customers that are to be returned upon satisfactory contract completion or as partial prepayment for goods or services to be provided in the future.","units":{"USD":[{"end":"2016-01-31","val":6119,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2017-01-31","val":9922,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":9922,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2018-01-31","val":5988,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":5988,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":5245,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"DebtConversionConvertedInstrumentAmount1":{"label":"Debt Conversion, Converted Instrument, Amount","description":"\"The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction. \"\"Part noncash\"\" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.\"","units":{"USD":[{"start":"2015-02-01","end":"2015-04-30","val":147255,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":172255,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":233382,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":7169809,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":224000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":224000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"DebtInstrumentCarryingAmount":{"label":"Long-term Debt, Gross","description":"Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.","units":{"USD":[{"end":"2016-01-31","val":600000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":600000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":600000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":600000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":600000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016Q4I"}]}},"DebtInstrumentDecreaseForgiveness":{"label":"Debt Instrument, Decrease, Forgiveness","description":"Decrease for amounts of indebtedness forgiven by the holder of the debt instrument.","units":{"USD":[{"start":"2011-02-01","end":"2012-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2013-01-31","val":8133,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2012-02-01","end":"2013-01-31","val":8133,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2013-02-01","end":"2014-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2013"}]}},"DebtInstrumentFaceAmount":{"label":"Debt Instrument, Face Amount","description":"Face (par) amount of debt instrument at time of issuance.","units":{"CAD":[{"end":"2013-11-07","val":28750,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2013-11-07","val":28750,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2013-11-07","val":28750,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2013-11-07","val":28750,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2013-11-07","val":28750,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2013-11-07","val":28750,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2013-11-07","val":28750,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2013-11-07","val":28750,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2013-11-07","val":28750,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2013Q3I"}]}},"DebtInstrumentFairValue":{"label":"Debt Instrument, Fair Value Disclosure","description":"Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.","units":{"USD":[{"end":"2016-10-31","val":112000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"}]}},"DebtInstrumentUnamortizedDiscount":{"label":"Debt Instrument, Unamortized Discount","description":"Amount, after accumulated amortization, of debt discount.","units":{"CAD":[{"end":"2013-11-07","val":3750,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2013-11-07","val":3750,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2013-11-07","val":3750,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2013-11-07","val":3750,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2013-11-07","val":3750,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2013-11-07","val":3750,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2013-11-07","val":3750,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2013-11-07","val":3750,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2013-11-07","val":3750,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2013Q3I"}],"USD":[{"end":"2011-10-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2011Q3I"},{"end":"2012-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-10-31","val":20940,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":20940,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":20940,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":0,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1I"},{"end":"2013-11-07","val":3670,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2013-11-07","val":3670,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2013-11-07","val":3670,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2013-11-07","val":3670,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2013-11-07","val":3670,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2013-11-07","val":3670,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2013-11-07","val":3670,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2013-11-07","val":3670,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2013-11-07","val":3670,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2013Q3I"},{"end":"2014-01-31","val":127220,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":127220,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":8770,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-04-30","val":8770,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1I"},{"end":"2015-01-31","val":0,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2014Q4I"},{"end":"2015-04-30","val":0,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"}]}},"DeferredCompensationArrangementWithIndividualCashAwardsGrantedPercentage":{"label":"Deferred Compensation Arrangement with Individual, Cash Awards Granted, Percentage","description":"Commitment made to pay deferred cash remuneration expressed as a percentage of the individual's base salary.","units":{"pure":[{"start":"2016-02-01","end":"2016-10-31","val":0.03,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":0.03,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":0.03,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":0.03,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":0.03,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"}]}},"DeferredCompensationArrangementWithIndividualRecordedLiability":{"label":"Deferred Compensation Arrangement with Individual, Recorded Liability","description":"The carrying amount of the liability as of the balance sheet date to an individual under a deferred compensation arrangement. This amount may be the result of periodic accruals made over the period of active employment, or reflect termination benefits resulting contractual terms or a death benefit.","units":{"USD":[{"end":"2016-01-31","val":266664,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":266664,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-10-31","val":528653,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":622708,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016Q4I"}]}},"DeferredCompensationLiabilityClassifiedNoncurrent":{"label":"Deferred Compensation Liability, Classified, Noncurrent","description":"Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements payable beyond one year (or the operating cycle, if longer).","units":{"USD":[{"end":"2014-01-31","val":0,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":0,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":0,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-07-31","val":37037,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":103703,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":170369,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":170369,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":170369,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":170369,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":170369,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":237035,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":237035,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":203702,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":170369,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":170369,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":170369,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":170369,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":170369,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":137036,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":103703,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":70370,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":37037,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":37037,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":37037,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":37037,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":37037,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":3704,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"}]}},"DeferredFinanceCostsCurrentNet":{"label":"Debt Issuance Costs, Current, Net","description":"Amount, after accumulated amortization, of debt issuance costs classified as current. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.","units":{"USD":[{"end":"2015-01-31","val":0,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2014Q4I"},{"end":"2015-10-31","val":50000,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"}]}},"DeferredFinanceCostsGross":{"label":"Debt Issuance Costs, Gross","description":"Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.","units":{"USD":[{"end":"2011-10-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2011Q3I"},{"end":"2012-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-10-31","val":237500,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":237500,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":237500,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2014-01-31","val":88400,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":88400,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2015-01-31","val":0,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2014Q4I"}]}},"DeferredFinanceCostsNoncurrentNet":{"label":"Debt Issuance Costs, Noncurrent, Net","description":"Amount, after accumulated amortization, of debt issuance costs classified as noncurrent. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.","units":{"USD":[{"end":"2012-01-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-10-31","val":220121,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":198538,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":198538,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":198538,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":198538,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":198538,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":175153,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":94264,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":111417,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":65539,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":65539,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":65539,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":65539,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":65539,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":157729,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":57341,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":50335,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":43422,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":43422,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":43422,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":43422,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":43422,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":36367,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":79169,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":22066,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":15058,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":15058,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":50000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016Q4I"}]}},"DeferredFinanceCostsOwnshareLendingArrangementIssuanceCostsAmortizationExpense":{"label":"Deferred Finance Costs, Own-share Lending Arrangement, Issuance Costs, Amortization Expense (Deprecated 2016-01-31)","description":"The periodic charge to earnings for amortization of deferred issuance costs associated with an own-share lending arrangement during the term of the arrangement.","units":{"USD":[{"start":"2011-02-01","end":"2011-10-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-02-01","end":"2012-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":0,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":-17379,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":17379,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":-38962,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":38962,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":-23385,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":23385,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":-106719,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":106719,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":142695,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":142695,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":269472,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":269472,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":32702,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":32702,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":135037,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":135037,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":142043,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":142043,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":674069,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":674069,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":7055,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":14253,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":21356,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2016-01-31","val":28364,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2015"}]}},"DeferredOfferingCosts":{"label":"Deferred Offering Costs","description":"Specific incremental costs directly attributable to a proposed or actual offering of securities which are deferred at the end of the reporting period.","units":{"USD":[{"end":"2016-01-31","val":15058,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":15058,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":15058,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q4I"},{"end":"2016-04-30","val":8293,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"}]}},"DeferredTaxAssetsGross":{"label":"Deferred Tax Assets, Gross","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.","units":{"USD":[{"end":"2016-01-31","val":9451000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2017-01-31","val":12903100,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":12903100,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2018-01-31","val":9168200,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"}]}},"DeferredTaxAssetsInventory":{"label":"Deferred Tax Assets, Inventory","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from inventory.","units":{"USD":[{"end":"2017-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2018-01-31","val":56600,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"}]}},"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":"2016-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"}]}},"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":"2016-01-31","val":5968100,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2017-01-31","val":7469700,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":7469700,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2018-01-31","val":5355200,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"}]}},"DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost":{"label":"Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation.","units":{"USD":[{"end":"2016-01-31","val":3456000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2017-01-31","val":5184700,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":5184700,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2018-01-31","val":3731500,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"}]}},"DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities":{"label":"Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from accrued liabilities.","units":{"USD":[{"end":"2016-01-31","val":1200,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2017-01-31","val":218000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":218000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2018-01-31","val":2900,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"}]}},"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":"2016-01-31","val":9451000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2017-01-31","val":12903100,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":12903100,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2018-01-31","val":9168200,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"}]}},"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":"2011-02-01","end":"2011-07-31","val":449,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":856,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"}]}},"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":"2010-08-01","end":"2010-10-31","val":0,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2010Q3"},{"start":"2010-08-01","end":"2011-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-08-01","end":"2011-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-02-01","end":"2011-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q1"},{"start":"2011-02-01","end":"2011-07-31","val":1409,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-05-01","end":"2011-07-31","val":706,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2011Q2"},{"start":"2005-05-17","end":"2011-10-31","val":10945,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-02-01","end":"2011-10-31","val":2091,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":0,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3"},{"start":"2005-05-17","end":"2012-01-31","val":10945,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-02-01","end":"2012-01-31","val":2760,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2011-08-01","end":"2012-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4"},{"start":"2005-05-17","end":"2012-04-30","val":10945,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-08-01","end":"2012-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":953,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":2090,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":2090,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-05-01","end":"2012-07-31","val":1133,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2"},{"start":"2012-02-01","end":"2012-10-31","val":7716,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":7716,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":11685,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":11685,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":5241,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":5241,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":10723,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":10723,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":16445,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":16445,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":22748,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":22748,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":6297,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":6297,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":13153,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":13153,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":19181,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":19181,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":29858,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":29858,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":7372,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":7372,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":10583,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":10583,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":3212,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":13526,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":13526,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":2943,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":17420,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":17420,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":3207,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":3207,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":5805,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":5805,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":2598,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":7987,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":7987,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":2182,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":13215,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":13215,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":0,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"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":"2012-02-01","end":"2012-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-05-01","end":"2012-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2012Q2"},{"start":"2012-02-01","end":"2012-10-31","val":0,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-08-01","end":"2012-10-31","val":0,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2012Q3"},{"start":"2012-02-01","end":"2013-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":0,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":-338300,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":-338300,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-05-01","end":"2013-07-31","val":-338300,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-05-01","end":"2013-07-31","val":-338300,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2013Q2"},{"start":"2013-02-01","end":"2013-10-31","val":87100,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":87100,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-08-01","end":"2013-10-31","val":425400,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-08-01","end":"2013-10-31","val":425400,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2013Q3"},{"start":"2013-02-01","end":"2014-01-31","val":9358,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":9358,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":-26982,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":-26982,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":-13005182,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":-13005182,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-05-01","end":"2014-07-31","val":-12978200,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-05-01","end":"2014-07-31","val":-12978200,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-02-01","end":"2014-10-31","val":-2773982,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":-2773982,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":10231200,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-08-01","end":"2014-10-31","val":10231200,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2014Q3"},{"start":"2014-02-01","end":"2015-01-31","val":1921568,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":1921568,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":708900,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":708900,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":708900,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":708900,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":0,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":708900,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":708900,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":0,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-08-01","end":"2015-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":708900,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":708900,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016"}]}},"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":"2013-01-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-07-31","val":603300,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2014-01-31","val":241618,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":241618,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":241618,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":241618,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":241618,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":268600,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":0,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":0,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":0,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2014Q4I"}]}},"DerivativeLiabilitiesNoncurrent":{"label":"Derivative Liability, Noncurrent","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 after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.","units":{"USD":[{"end":"2014-01-31","val":0,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":0,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":0,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-07-31","val":33897700,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":17527500,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":3799950,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":3799950,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":3799950,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":3799950,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":3799950,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":0,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":0,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":0,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":0,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2015Q4I"}]}},"DevelopmentStageEnterpriseDeficitAccumulatedDuringDevelopmentStage":{"label":"Development Stage Enterprise, Deficit Accumulated During Development Stage (Deprecated 2015-01-31)","description":"Cumulative net losses reported during the development stage.","units":{"USD":[{"end":"2011-07-31","val":152676,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q2I"},{"end":"2011-07-31","val":152676,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2011-07-31","val":152676,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"end":"2011-10-31","val":163783,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3I"},{"end":"2012-01-31","val":180765,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":174160,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2012Q1I"}]}},"Dividends":{"label":"Dividends","description":"Amount of paid and unpaid cash, stock, and paid-in-kind (PIK) dividends declared, for example, but not limited to, common and preferred stock.","units":{"USD":[{"start":"2013-02-01","end":"2013-07-31","val":239680,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":239680,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":239680,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":239680,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":239680,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":239680,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2013-02-01","end":"2014-01-31","val":239680,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2015-02-01","end":"2015-07-31","val":32800,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"}]}},"DueFromRelatedPartiesCurrent":{"label":"Due from Related Parties, Current","description":"The aggregate amount of receivables to be collected from related parties 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, at the financial statement date. which are usually due within one year (or one business cycle).","units":{"USD":[{"end":"2017-01-31","val":0,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q4I"},{"end":"2017-04-30","val":143613,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":149768,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":156600,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":540733,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":540733,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":740502,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2011-07-31","val":47081,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q2I"},{"end":"2011-07-31","val":47081,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2011-07-31","val":47081,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"end":"2011-10-31","val":45349,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3I"},{"end":"2012-01-31","val":62610,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-01-31","val":62610,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":62610,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-01-31","val":44816,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2012-04-30","val":45872,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2012Q1I"},{"end":"2012-07-31","val":60924,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":14070,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":13916,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-01-31","val":13916,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":13916,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":13916,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":13916,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-04-30","val":0,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":0,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2013Q4I"}]}},"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":"2013-02-01","end":"2013-10-31","val":-0.11,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-08-01","end":"2013-10-31","val":-0.01,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2013Q3"},{"start":"2013-02-01","end":"2014-01-31","val":-0.14,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":-0.04,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":-34.55,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-05-01","end":"2014-07-31","val":-32.34,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-02-01","end":"2014-10-31","val":-0.65,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":-25.94,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":0.2,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-08-01","end":"2014-10-31","val":7.94,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2014Q3"},{"start":"2014-02-01","end":"2015-01-31","val":-0.58,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":-23.33,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":-0.04,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":-1.73,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":-4.49,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":-4.49,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-2.71,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-2.71,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":-6.51,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":-6.51,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":-2.08,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-08-01","end":"2015-10-31","val":-2.08,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":-10.13,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":-10.13,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":-0.42,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":-0.42,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":-0.96,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-0.54,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":-1.35,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":-0.39,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":-1.77,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":-1.77,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":-0.35,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2018-01-31","val":-0.57,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"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":"2015-02-01","end":"2015-04-30","val":-1.73,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":-4.49,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-2.71,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":-6.51,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":-2.08,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2016-02-01","end":"2016-04-30","val":-0.42,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":-0.42,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":-0.96,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":-0.96,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-0.54,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-0.54,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":-1.35,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":-1.35,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":-0.39,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":-0.39,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":-1.77,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":-0.35,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":-0.35,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":-0.49,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":-0.16,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-02-01","end":"2017-10-31","val":-0.57,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-08-01","end":"2017-10-31","val":-0.09,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3"},{"start":"2017-02-01","end":"2018-01-31","val":-0.57,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":-0.01,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"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":"2010-08-01","end":"2010-10-31","val":0,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2010Q3"},{"start":"2010-08-01","end":"2011-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-08-01","end":"2011-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-02-01","end":"2011-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q1"},{"start":"2011-02-01","end":"2011-07-31","val":-0.05,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-05-01","end":"2011-07-31","val":-0.05,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2011Q2"},{"start":"2011-02-01","end":"2011-10-31","val":-0.05,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":0,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-08-01","end":"2011-10-31","val":-0.01,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2011Q3"},{"start":"2011-02-01","end":"2012-01-31","val":-0.06,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2011-08-01","end":"2012-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4"},{"start":"2011-08-01","end":"2012-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":-0.01,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":-0.03,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":-0.03,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-05-01","end":"2012-07-31","val":-0.02,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-05-01","end":"2012-07-31","val":-0.02,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2012Q2"},{"start":"2012-02-01","end":"2012-10-31","val":-0.04,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":-0.04,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-08-01","end":"2012-10-31","val":-0.02,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-08-01","end":"2012-10-31","val":-0.02,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2012Q3"},{"start":"2012-02-01","end":"2013-01-31","val":-0.07,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":-0.07,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":-0.02,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":-0.03,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":-0.1,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":-0.1,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-05-01","end":"2013-07-31","val":-0.07,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-05-01","end":"2013-07-31","val":-0.07,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2013Q2"},{"start":"2013-02-01","end":"2013-10-31","val":-0.1,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":-0.11,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-08-01","end":"2013-10-31","val":-0.01,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-08-01","end":"2013-10-31","val":-0.01,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2013Q3"},{"start":"2013-02-01","end":"2014-01-31","val":-0.14,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":-0.14,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":-0.04,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":-0.04,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":-0.86,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":-34.55,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-05-01","end":"2014-07-31","val":-0.81,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-05-01","end":"2014-07-31","val":-32.34,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-02-01","end":"2014-10-31","val":-0.65,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":-25.94,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":-0.02,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-08-01","end":"2014-10-31","val":-0.59,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2014Q3"},{"start":"2014-02-01","end":"2015-01-31","val":-0.58,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":-23.33,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":-0.04,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":-1.73,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":-4.49,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":-4.49,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-2.71,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-2.71,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":-6.51,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":-6.51,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":-2.08,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-08-01","end":"2015-10-31","val":-2.08,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":-10.13,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":-10.13,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":-0.42,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":-0.42,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":-0.96,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-0.54,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":-1.35,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":-0.39,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":-1.77,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":-1.77,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":-0.35,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2018-01-31","val":-0.57,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","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":"2015-02-01","end":"2016-01-31","val":0.34,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2017-01-31","val":0.34,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":0.34,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2018-01-31","val":0.34,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"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":"2010-08-01","end":"2010-10-31","val":-642,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2010Q3"},{"start":"2010-08-01","end":"2011-01-31","val":-1835,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2010-08-01","end":"2011-04-30","val":-6076,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-02-01","end":"2011-07-31","val":-1555,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2005-05-17","end":"2011-10-31","val":3013,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-02-01","end":"2011-10-31","val":-935,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":3207,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3"},{"start":"2005-05-17","end":"2012-01-31","val":3930,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-02-01","end":"2012-01-31","val":-2623,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2011-08-01","end":"2012-01-31","val":4124,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2005-05-17","end":"2012-04-30","val":7384,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-08-01","end":"2012-04-30","val":7578,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":-1770,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":-799,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-07-31","val":-799,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-10-31","val":1078,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2012-10-31","val":1078,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2013-01-31","val":3811,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2012-02-01","end":"2013-01-31","val":3811,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2013-02-01","end":"2013-04-30","val":0,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-10-31","val":0,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2014-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2013"}]}},"EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized":{"label":"Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount","description":"Amount of cost not yet recognized for nonvested award under share-based payment arrangement.","units":{"USD":[{"end":"2016-04-30","val":6283968,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":4633540,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":3406565,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":2179590,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016Q4I"},{"end":"2017-04-30","val":992625,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":452119,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":332600,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":202411,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"},{"end":"2018-04-30","val":120798,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"FairValueAssumptionsExpectedDividendRate":{"label":"Fair Value Assumptions, Expected Dividend Rate (Deprecated 2018-01-31)","description":"Expected dividends to be paid to holders of the underlying shares or financial instruments (expressed as a percentage of the share or instrument's price).","units":{"pure":[{"start":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016"}]}},"FairValueAssumptionsExpectedVolatilityRate":{"label":"Fair Value Assumptions, Expected Volatility Rate (Deprecated 2018-01-31)","description":"Measure of dispersion, in percentage terms (for instance, the standard deviation or variance), for a given stock price.","units":{"pure":[{"start":"2015-02-01","end":"2016-01-31","val":0.9147,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016"}]}},"FairValueAssumptionsRiskFreeInterestRate":{"label":"Fair Value Assumptions, Risk Free Interest Rate (Deprecated 2018-01-31)","description":"Risk-free interest rate assumption used in valuing an instrument.","units":{"pure":[{"start":"2015-02-01","end":"2016-01-31","val":0.0033,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016"}]}},"FinancingInterestExpense":{"label":"Financing Interest Expense","description":"This element represents interest incurred for borrowed money which was used to produce goods or render services.","units":{"USD":[{"start":"2011-02-01","end":"2011-07-31","val":324,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-05-01","end":"2011-07-31","val":171,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2011Q2"},{"start":"2011-02-01","end":"2011-10-31","val":569,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":244,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2011Q3"},{"start":"2011-02-01","end":"2012-01-31","val":5150,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":2235,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":11479,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-07-31","val":11479,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-05-01","end":"2012-07-31","val":9149,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-07-31","val":9149,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-10-31","val":29287,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-08-01","end":"2012-10-31","val":17971,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3"},{"start":"2012-02-01","end":"2013-01-31","val":57985,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":24849,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":121761,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-05-01","end":"2013-07-31","val":96912,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2"}]}},"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":"2016-01-31","val":49512,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":49512,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":49512,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":49512,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":49512,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":49512,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":49512,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":49512,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":49512,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":49512,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":49512,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":49512,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":49512,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":49512,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":49512,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":49512,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":49512,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":49512,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2015-02-01","end":"2015-04-30","val":3783,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":1049,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-2734,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":-729,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":-1778,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":-9225,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":648,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":648,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":-462,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":-462,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-1110,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-1110,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":-2007,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":-2007,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":-1545,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":-1545,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":-1792,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":-1792,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":-763,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":-763,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":6199,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":6962,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-02-01","end":"2017-10-31","val":3102,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-08-01","end":"2017-10-31","val":-3097,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3"},{"start":"2017-02-01","end":"2018-01-31","val":3292,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":-506,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"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":"2012-02-01","end":"2012-04-30","val":0,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2013-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":-5896,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":-5896,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":-220,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":-220,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":0,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":2984,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":2984,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":-1592,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":-1592,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":-2761,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":-2761,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":-2760,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":-2760,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":-2760,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":-2760,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":0,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":0,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":0,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2015"}]}},"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":"2011-02-01","end":"2011-07-31","val":769,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-05-01","end":"2011-07-31","val":771,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2011Q2"},{"start":"2011-02-01","end":"2011-10-31","val":1914,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":1131,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2011Q3"},{"start":"2011-02-01","end":"2012-01-31","val":3133,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":-1555,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":2440,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":2440,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-05-01","end":"2012-07-31","val":3926,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-05-01","end":"2012-07-31","val":3926,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2012Q2"},{"start":"2012-02-01","end":"2012-10-31","val":13408,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":13408,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-08-01","end":"2012-10-31","val":11050,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-08-01","end":"2012-10-31","val":11050,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2012Q3"},{"start":"2012-02-01","end":"2013-01-31","val":23771,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":23752,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":9419,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":9419,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":21808,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":21808,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-05-01","end":"2013-07-31","val":12389,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-05-01","end":"2013-07-31","val":12389,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2013Q2"},{"start":"2013-02-01","end":"2013-10-31","val":30899,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":30899,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-08-01","end":"2013-10-31","val":9091,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-08-01","end":"2013-10-31","val":9091,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2013Q3"},{"start":"2013-02-01","end":"2014-01-31","val":14426,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":14426,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":4022,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":4022,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":11974,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":11974,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-05-01","end":"2014-07-31","val":7952,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-05-01","end":"2014-07-31","val":7952,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-02-01","end":"2014-10-31","val":18764,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":18764,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":6790,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-08-01","end":"2014-10-31","val":6790,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2014Q3"},{"start":"2014-02-01","end":"2015-01-31","val":26323,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":26323,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":-3783,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":-1049,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":2734,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":729,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-08-01","end":"2015-10-31","val":1778,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":9225,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2015"}]}},"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":"2010-08-01","end":"2011-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-02-01","end":"2011-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q1"},{"start":"2005-05-17","end":"2012-04-30","val":39000,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-08-01","end":"2012-04-30","val":39000,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":39000,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-05-01","end":"2012-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2012Q2"},{"start":"2012-02-01","end":"2012-10-31","val":0,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-08-01","end":"2012-10-31","val":0,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2012Q3"},{"start":"2012-02-01","end":"2013-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":0,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":-485704,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":-485704,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-05-01","end":"2013-07-31","val":-485704,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-05-01","end":"2013-07-31","val":-485704,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2013Q2"},{"start":"2013-02-01","end":"2013-10-31","val":-485704,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":-485704,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-08-01","end":"2013-10-31","val":0,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-08-01","end":"2013-10-31","val":0,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2013Q3"},{"start":"2013-02-01","end":"2014-01-31","val":-468753,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":-468753,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":-697400,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":-697400,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":-826320,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":-826320,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-05-01","end":"2014-07-31","val":-128920,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-05-01","end":"2014-07-31","val":-128920,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-02-01","end":"2014-10-31","val":-810765,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":-810765,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":15555,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-08-01","end":"2014-10-31","val":15555,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2014Q3"},{"start":"2014-02-01","end":"2015-01-31","val":-810765,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":-810765,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":0,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":0,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":0,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":0,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-08-01","end":"2015-10-31","val":0,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2015"},{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-11-01","end":"2017-11-30","val":83333,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"},{"start":"2017-02-01","end":"2018-01-31","val":83333,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"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":"2010-08-01","end":"2010-10-31","val":3170,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2010Q3"},{"start":"2010-08-01","end":"2011-01-31","val":14465,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":11295,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-08-01","end":"2011-04-30","val":19313,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-02-01","end":"2011-04-30","val":4848,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q1"},{"start":"2011-02-01","end":"2011-07-31","val":365438,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-05-01","end":"2011-07-31","val":317373,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2011Q2"},{"start":"2005-05-17","end":"2011-10-31","val":154448,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-02-01","end":"2011-10-31","val":453597,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":11107,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-08-01","end":"2011-10-31","val":88981,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2011Q3"},{"start":"2005-05-17","end":"2012-01-31","val":171571,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-02-01","end":"2012-01-31","val":548049,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2011-08-01","end":"2012-01-31","val":28230,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":17123,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4"},{"start":"2005-05-17","end":"2012-04-30","val":205674,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-08-01","end":"2012-04-30","val":62333,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":34102,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":187203,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":416303,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":416500,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-05-01","end":"2012-07-31","val":231608,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-05-01","end":"2012-07-31","val":228453,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2012Q2"},{"start":"2012-02-01","end":"2012-10-31","val":947347,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":931559,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-08-01","end":"2012-10-31","val":531870,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-08-01","end":"2012-10-31","val":517975,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2012Q3"},{"start":"2012-02-01","end":"2013-01-31","val":1440255,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":1440255,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":623589,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":623589,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":1619829,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":1619829,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-05-01","end":"2013-07-31","val":996240,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-05-01","end":"2013-07-31","val":996240,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2013Q2"},{"start":"2013-02-01","end":"2013-10-31","val":2167565,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":2167565,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-08-01","end":"2013-10-31","val":547736,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-08-01","end":"2013-10-31","val":547736,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2013Q3"},{"start":"2013-02-01","end":"2014-01-31","val":2830661,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":2830661,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":425645,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":425645,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":1451014,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":1451014,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-05-01","end":"2014-07-31","val":1025369,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-05-01","end":"2014-07-31","val":1025369,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-02-01","end":"2014-10-31","val":4379802,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":4379802,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":2928788,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-08-01","end":"2014-10-31","val":2928788,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2014Q3"},{"start":"2014-02-01","end":"2015-01-31","val":6690553,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":6690553,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":2315933,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":2315933,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":5298591,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":5298591,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":2982658,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":2982658,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":8670296,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":8670296,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":3371705,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-08-01","end":"2015-10-31","val":3371705,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":11726989,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":11726989,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":2654621,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":2654621,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":5732539,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":5732539,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":3077918,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":3077918,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":8236408,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":8236408,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":2503869,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":2503869,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":11076351,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":11076351,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":3262663,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":3262663,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":5124586,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":1861923,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-02-01","end":"2017-10-31","val":6251199,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-08-01","end":"2017-10-31","val":1126613,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3"},{"start":"2017-02-01","end":"2018-01-31","val":6998466,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":733265,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"GrossProfit":{"label":"Gross Profit","description":"Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.","units":{"USD":[{"start":"2011-02-01","end":"2011-07-31","val":27846,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-05-01","end":"2011-07-31","val":16375,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2011Q2"},{"start":"2011-02-01","end":"2011-10-31","val":31144,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":3524,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2011Q3"},{"start":"2011-02-01","end":"2012-01-31","val":9616,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":18662,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":30313,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":28420,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-05-01","end":"2012-07-31","val":14175,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-05-01","end":"2012-07-31","val":9887,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2012Q2"},{"start":"2012-02-01","end":"2012-10-31","val":50204,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":34416,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-08-01","end":"2012-10-31","val":19900,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-08-01","end":"2012-10-31","val":6005,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2012Q3"},{"start":"2012-02-01","end":"2013-01-31","val":223849,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":223849,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":31666,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":31666,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":51756,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":51756,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-05-01","end":"2013-07-31","val":20090,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-05-01","end":"2013-07-31","val":20090,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2013Q2"},{"start":"2013-02-01","end":"2013-10-31","val":47382,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":47382,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-08-01","end":"2013-10-31","val":-4374,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-08-01","end":"2013-10-31","val":-4374,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2013Q3"},{"start":"2013-02-01","end":"2014-01-31","val":51468,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":51468,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":45709,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":45709,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":-251006,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":-251006,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-05-01","end":"2014-07-31","val":-296715,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-05-01","end":"2014-07-31","val":-296715,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-02-01","end":"2014-10-31","val":-237663,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":-237663,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":13343,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-08-01","end":"2014-10-31","val":13343,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2014Q3"},{"start":"2014-02-01","end":"2015-01-31","val":-243483,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":-243483,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":68150,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":68150,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":205602,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":205602,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":137452,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":137452,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":274076,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":274076,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":68474,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-08-01","end":"2015-10-31","val":68474,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":98195,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":98195,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":139758,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":139758,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":-57014,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":-57014,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-196772,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-196772,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":106336,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":106336,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":163350,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":163350,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":377411,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":377411,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":101019,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":101019,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":346390,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":245371,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-02-01","end":"2017-10-31","val":576030,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-08-01","end":"2017-10-31","val":229640,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3"},{"start":"2017-02-01","end":"2018-01-31","val":938407,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":245895,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"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":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"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":"2011-02-01","end":"2011-07-31","val":0,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-02-01","end":"2011-10-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-02-01","end":"2012-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":0,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":0,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":0,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":0,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":0,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":0,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":0,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":0,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":0,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":0,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":0,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":0,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":0,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":0,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":0,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":0,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":0,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":0,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":0,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":0,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":0,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":0,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance":{"label":"Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount","description":"Amount 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 increase (decrease) in the valuation allowance for deferred tax assets.","units":{"USD":[{"start":"2015-02-01","end":"2016-01-31","val":4359600,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2017-01-31","val":3553000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":3553000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2018-01-31","val":-3730000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"IncomeTaxReconciliationChangeInEnactedTaxRate":{"label":"Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount","description":"Amount 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 increase (decrease) in the income tax rates.","units":{"USD":[{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2018-01-31","val":5667000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"IncomeTaxReconciliationDeductions":{"label":"Effective Income Tax Rate Reconciliation, Deduction, Amount","description":"Amount of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operations attributable to deduction. Includes, but is not limited to, dividend deduction, deduction for dividend paid to employee stock ownership plan (ESOP), Medicare prescription drug benefit subsidy deduction, and other deductions.","units":{"USD":[{"start":"2015-02-01","end":"2016-01-31","val":6482000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2017-01-31","val":3671000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":3671000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2018-01-31","val":1968000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"IncomeTaxReconciliationNondeductibleExpenseOther":{"label":"Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Amount","description":"Amount 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 other nondeductible expenses.","units":{"USD":[{"start":"2015-02-01","end":"2016-01-31","val":21000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2017-01-31","val":101000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":101000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2018-01-31","val":-107000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"IncomeTaxReconciliationPriorYearIncomeTaxes":{"label":"Effective Income Tax Rate Reconciliation, Prior Year Income Taxes, Amount","description":"Amount 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 revisions of previously reported income tax expense (benefit).","units":{"USD":[{"start":"2015-02-01","end":"2016-01-31","val":-120600,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2017-01-31","val":12000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":12000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2018-01-31","val":138000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"IncreaseDecreaseInAccountsPayable":{"label":"Increase (Decrease) in Accounts Payable","description":"The increase (decrease) during the reporting period in the aggregate amount of liabilities 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.","units":{"USD":[{"start":"2010-08-01","end":"2010-10-31","val":4088,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2010Q3"},{"start":"2010-08-01","end":"2011-01-31","val":20302,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2010-08-01","end":"2011-04-30","val":24538,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-02-01","end":"2011-07-31","val":1361,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2005-05-17","end":"2011-10-31","val":56089,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-02-01","end":"2011-10-31","val":70585,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":1683,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3"},{"start":"2005-05-17","end":"2012-01-31","val":70036,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-02-01","end":"2012-01-31","val":75878,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2011-08-01","end":"2012-01-31","val":15630,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2005-05-17","end":"2012-04-30","val":79866,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-08-01","end":"2012-04-30","val":25460,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":30795,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":133871,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":133871,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":48328,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":48328,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":60301,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":60301,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":-3258,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":-3258,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":281692,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":281692,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":273630,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":273630,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":356974,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":356974,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":63211,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":63211,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":-41997,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":-41997,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":-256854,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":-256854,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":-312499,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":-312499,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":-12717,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":-12717,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":348316,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":348316,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":556874,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":556874,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":705485,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":705485,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":-96188,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":102667,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":492586,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":767968,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016"}]}},"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":"2016-02-01","end":"2016-04-30","val":-96188,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":102667,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":492586,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":767968,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":-413215,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":-413215,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":-354337,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":-173288,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":-506567,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":354515,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"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":"2011-02-01","end":"2011-07-31","val":10719,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-02-01","end":"2011-10-31","val":9615,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-02-01","end":"2012-01-31","val":49172,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":-6829,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":22205,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":22205,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":39478,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":39478,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":335933,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":335933,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":-288653,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":-288653,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":-251130,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":-251130,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":-296106,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":-296106,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":-339101,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":-339101,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":37832,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":37832,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":26269,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":12269,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":43121,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":43121,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":32395,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":32395,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":75101,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":75101,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":131089,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":131089,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":86127,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":86127,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":55154,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":55154,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":10490,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":-129492,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":-129492,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":-131603,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":-131603,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":-132152,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":-132152,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":198043,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":189054,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":173978,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":18311,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"IncreaseDecreaseInAccountsReceivableRelatedParties":{"label":"Increase (Decrease) in Accounts Receivable, Related Parties","description":"The increase (decrease) during the reporting period in the amount due to the reporting entity for good and services provided to the following types of related parties: a parent company and its subsidiaries; subsidiaries of a common parent; an entity and trust for the benefit of employees, such as pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management, an entity and its principal owners, management, member of their immediate families, affiliates, or other parties with the ability to exert significant influence.","units":{"USD":[{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2018-01-31","val":441453,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":312597,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"IncreaseDecreaseInBookOverdrafts":{"label":"Increase (Decrease) in Book Overdrafts","description":"The increase (decrease) in cash during the period due to the net increase or decrease in book overdrafts.","units":{"USD":[{"start":"2011-02-01","end":"2012-01-31","val":-8606,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2013-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2012"}]}},"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":"2014-02-01","end":"2014-07-31","val":0,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":-50000,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-04-30","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":50000,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":50000,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":50000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":50000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":50000,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":-15058,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":-15058,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":0,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"IncreaseDecreaseInDeferredCompensation":{"label":"Increase (Decrease) in Deferred Compensation","description":"The increase (decrease) during the reporting period in the obligation created by employee agreements whereby earned compensation will be paid in the future.","units":{"USD":[{"start":"2013-02-01","end":"2013-07-31","val":0,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":0,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":0,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":0,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":37037,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":37037,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":103703,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":103703,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":170369,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":170369,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":66666,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":66666,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":66666,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":66666,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":33333,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":33333,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":-33333,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":-33333,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":-66666,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":-66666,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":-99999,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":-99999,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":-133332,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":-133332,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":-33333,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":-33333,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":-37037,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":-37037,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":-37037,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"IncreaseDecreaseInDueFromRelatedPartiesCurrent":{"label":"Increase (Decrease) in Due from Related Parties, Current","description":"The aggregate increase (decrease) during the reporting period in the amount due from the following types of related parties: a parent company and its subsidiaries; subsidiaries of a common parent; an entity and trust for the benefit of employees, such as pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; an entity and its principal owners, management, or member of their immediate families, affiliates, or other parties with the ability to exert significant influence.","units":{"USD":[{"start":"2016-02-01","end":"2016-04-30","val":10490,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":143613,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":149768,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":156600,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":306201,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":199726,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"IncreaseDecreaseInInterestPayableNet":{"label":"Increase (Decrease) in Interest Payable, Net","description":"The increase (decrease) during the reporting period in interest payable, which represents the amount owed to note holders, bond holders, and other parties for interest earned on loans or credit extended to the reporting entity.","units":{"USD":[{"start":"2013-02-01","end":"2013-10-31","val":0,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":0,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":0,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":0,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":172438,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":172438,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":62650,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":62650,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":106076,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":106076,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":284277,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":284277,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":397702,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":397702,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":722231,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":722231,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":-98,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":-98,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":-3057,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":-3057,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":-2781,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":-2781,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":5535,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":5535,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":6184,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":6184,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":-7279,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":-7279,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":-7279,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"IncreaseDecreaseInInventories":{"label":"Increase (Decrease) in Inventories","description":"The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities.","units":{"USD":[{"start":"2011-02-01","end":"2011-07-31","val":-39417,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-02-01","end":"2011-10-31","val":63309,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-02-01","end":"2012-01-31","val":-17824,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":28188,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":147306,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":147306,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":380239,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":380239,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":166456,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":166456,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":243976,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":243976,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":139104,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":139104,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":321776,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":321776,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":367896,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":367896,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":19411,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":19411,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":-27814,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":-27814,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":-53065,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":-53065,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":-241820,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":-241820,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":226218,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":226218,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":810861,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":810861,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":1158161,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":1158161,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":949223,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":949223,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":837141,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":837141,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":720133,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":720133,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":1189416,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":1189416,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":1293148,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":1293148,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":142560,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":142560,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":49496,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":-70310,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":-750421,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":-403125,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"IncreaseDecreaseInNotesReceivableCurrent":{"label":"Increase (Decrease) in Notes Receivable, Current","description":"The increase (decrease) during the reporting period of amounts due within one year (or one business cycle) from note holders for outstanding loans.","units":{"USD":[{"start":"2016-02-01","end":"2016-07-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":109577,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":7842,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":106339,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":-55906,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"IncreaseDecreaseInOtherReceivables":{"label":"Increase (Decrease) in Other Receivables","description":"Amount of increase (decrease) in receivables classified as other.","units":{"USD":[{"start":"2012-02-01","end":"2013-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-07-31","val":0,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":0,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":50000,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":50000,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-07-31","val":-14000,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-10-31","val":-50000,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2015-01-31","val":-50000,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":-50000,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2015"}]}},"IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets":{"label":"Increase (Decrease) in Prepaid Expense and Other Assets","description":"Amount of increase (decrease) in prepaid expenses, and assets classified as other.","units":{"USD":[{"start":"2015-02-01","end":"2015-04-30","val":224581,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":6545,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":-352703,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":573156,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":-868768,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":-868768,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":-302416,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":-302416,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":-585718,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":-585718,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":-460086,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":-460086,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":-271504,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":-271504,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":-321055,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":-407250,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":-298424,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":-70717,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"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":"2011-02-01","end":"2011-07-31","val":67732,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-02-01","end":"2011-10-31","val":5056,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-02-01","end":"2012-01-31","val":2141,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":22631,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":36416,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":36416,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":8770,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":8770,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":42837,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":42837,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":79212,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":79212,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":65217,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":65217,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":103027,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":103027,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":23518,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":23518,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":-23195,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":-23195,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":27609,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":27609,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":9325,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":9325,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":312985,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":312985,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":224581,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":-43455,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":-352703,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2016-01-31","val":573156,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2015"}]}},"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":"2012-01-31","val":24302,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-01-31","val":24302,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":24302,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-07-31","val":64564,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":59709,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":55414,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":55414,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":55414,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":55414,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":55414,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":50320,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":46912,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":43888,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":39877,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":39877,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":39877,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":39877,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":39877,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":34313,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":36352,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":47410,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":44156,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":44156,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":44156,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":44156,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":44156,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":57324,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":58940,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":71935,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":73095,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":73095,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":73095,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":73095,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":73095,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":73095,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":73095,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":80874,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":80875,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":80875,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":80875,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":80875,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":80875,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":80875,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":80875,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":80875,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":80875,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":80875,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":80875,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"InterestCostsCapitalized":{"label":"Interest Costs Capitalized","description":"Amount of interest capitalized during the period.","units":{"USD":[{"start":"2012-02-01","end":"2013-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":0,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":0,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":0,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":1365,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":1365,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":3579,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":3579,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":72016,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":72016,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":10372,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":10372,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":10372,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":10372,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":0,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":0,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":0,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2015"}]}},"InterestExpense":{"label":"Interest Expense","description":"Amount of the cost of borrowed funds accounted for as interest expense.","units":{"USD":[{"start":"2015-02-01","end":"2015-04-30","val":114705,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":361356,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":246651,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":494788,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":133432,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":878934,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":19116,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":19116,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":36469,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":36469,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":17353,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":17353,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":56200,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":56200,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":19731,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":19731,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":81796,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":81796,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":25414,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":25414,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":41493,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":16079,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-02-01","end":"2017-10-31","val":44541,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-08-01","end":"2017-10-31","val":3048,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3"},{"start":"2017-02-01","end":"2018-01-31","val":50616,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":4761,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"InterestExpenseDebt":{"label":"Interest Expense, Debt","description":"Amount of the cost of borrowed funds accounted for as interest expense for debt.","units":{"USD":[{"start":"2015-02-01","end":"2015-04-30","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":10353,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":10353,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":24500,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":14147,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":35582,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":5829,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":5829,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":11736,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":11736,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":5907,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":5907,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":27595,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":27595,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":15859,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":15589,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":41304,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":41304,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":17709,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":17709,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":36963,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":19254,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-02-01","end":"2017-10-31","val":40439,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-08-01","end":"2017-10-31","val":3476,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3"},{"start":"2017-02-01","end":"2018-01-31","val":46828,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":5005,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"InterestIncomeExpenseNet":{"label":"Interest Income (Expense), Net","description":"The net amount of operating interest income (expense).","units":{"USD":[{"start":"2011-02-01","end":"2011-07-31","val":-1904,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-05-01","end":"2011-07-31","val":-1088,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2011Q2"},{"start":"2011-02-01","end":"2011-10-31","val":-3062,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":-1052,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2011Q3"},{"start":"2011-02-01","end":"2012-01-31","val":-4176,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":-2672,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":-10699,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":-10699,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-05-01","end":"2012-07-31","val":-7953,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-05-01","end":"2012-07-31","val":-7953,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2012Q2"},{"start":"2012-02-01","end":"2012-10-31","val":-24254,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":-24235,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-08-01","end":"2012-10-31","val":-13762,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-08-01","end":"2012-10-31","val":-13762,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2012Q3"},{"start":"2012-02-01","end":"2013-01-31","val":-34853,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":-34853,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":-17245,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":-17243,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":-30080,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":-30074,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-05-01","end":"2013-07-31","val":-12835,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-05-01","end":"2013-07-31","val":-12831,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2013Q2"},{"start":"2013-02-01","end":"2013-10-31","val":-50060,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":-50060,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-08-01","end":"2013-10-31","val":-19986,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-08-01","end":"2013-10-31","val":-19986,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2013Q3"},{"start":"2013-02-01","end":"2014-01-31","val":-77381,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":-77381,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":-24429,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":-24429,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":-101358,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":-101358,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-05-01","end":"2014-07-31","val":-76929,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-05-01","end":"2014-07-31","val":-76929,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-02-01","end":"2014-10-31","val":-218118,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":-218118,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":-116760,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-08-01","end":"2014-10-31","val":-116760,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2014Q3"},{"start":"2014-02-01","end":"2015-01-31","val":-465618,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":-465618,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":-114705,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":-361356,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-246651,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":-494788,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-08-01","end":"2015-10-31","val":-133432,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":-878934,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2015"}]}},"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":"2011-02-01","end":"2011-07-31","val":1623,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-02-01","end":"2011-10-31","val":3062,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-02-01","end":"2012-01-31","val":3451,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":527,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":864,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":864,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":14930,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":864,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":24517,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":24517,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":14247,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":14247,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":24274,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":14247,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":44493,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":44493,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":65148,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":65148,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":0,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":0,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":0,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":0,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":30127,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":30127,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":112251,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":112251,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":9074,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":9074,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":58775,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":58775,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":70923,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":70923,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":125140,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":70923,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":19540,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":0,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":20909,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":20909,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":20909,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":20909,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":0,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"}]}},"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":"2016-02-01","end":"2016-10-31","val":20909,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":20909,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-05-01","end":"2017-07-31","val":10619,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q2"},{"start":"2017-02-01","end":"2017-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":10619,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"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":"2014-01-31","val":0,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":0,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-10-31","val":172438,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":62650,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":62650,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":62650,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":62650,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":62650,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":166388,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":63508,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":176194,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":6025,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":6025,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":6025,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":6025,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":6025,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":5927,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":2968,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":3244,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":7279,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":7279,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":7279,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":7279,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":7279,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":13463,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"}]}},"InventoryAdjustments":{"label":"Inventory Adjustments","description":"Amount of inventory reserves for last-in first-out (LIFO) and other inventory valuation methods.","units":{"USD":[{"end":"2016-01-31","val":390000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":390000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":390000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":390000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":375000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":503000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":503000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":375784,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":375784,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":375784,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":375784,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":375784,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":375784,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":375784,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":375784,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":269742,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":269742,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":238120,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"InventoryFinishedGoods":{"label":"Inventory, Finished Goods, Gross","description":"Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.","units":{"USD":[{"end":"2016-01-31","val":1308442,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":1308442,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":1308442,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":1308442,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":2145583,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":2031582,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":2500865,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":2604597,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":2604597,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":2604597,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":2604597,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":2604597,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":2747157,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":2654093,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":1345215,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":1106413,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":1106413,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":1026817,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"InventoryGross":{"label":"Inventory, Gross","description":"Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.","units":{"USD":[{"end":"2016-01-31","val":1311449,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":1311449,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":1311449,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":1311449,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":2148590,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":2031582,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":2500865,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":2604597,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":2604597,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2018-01-31","val":1854176,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":1854176,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":1462703,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"InventoryNet":{"label":"Inventory, Net","description":"Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.","units":{"USD":[{"end":"2012-01-31","val":68840,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-01-31","val":68840,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":68840,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-07-31","val":216198,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":449378,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":236150,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":236150,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":236150,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":236150,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":236150,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":477138,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":375254,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":557926,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":604046,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":604046,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":604046,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":604046,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":604046,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":623457,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":286232,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":260981,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":183226,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":183226,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":183226,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":183226,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":183226,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":440444,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":1037087,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":1341387,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":921449,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":921449,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":921449,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":921449,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":921449,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":1773590,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":1528582,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":1997865,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":2228813,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":2228813,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":2228813,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":2228813,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":2228813,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":2371373,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":2278309,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":2158503,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":1584434,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":1584434,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":1224582,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"InventoryRawMaterials":{"label":"Inventory, Raw Materials, Gross","description":"Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.","units":{"USD":[{"end":"2016-01-31","val":3007,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":3007,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":3007,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":3007,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":3007,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016Q4I"}]}},"InventoryWriteDown":{"label":"Inventory Write-down","description":"Amount of loss from reductions in inventory due to subsequent measurement adjustments, including, but not limited to, physical deterioration, obsolescence, or changes in price levels.","units":{"USD":[{"start":"2011-02-01","end":"2012-01-31","val":37842,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2013-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2012"},{"start":"2013-02-01","end":"2013-07-31","val":0,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":0,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":0,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":0,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":290000,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":290000,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":290000,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":290000,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":179000,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":179000,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":-31000,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":-31000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":-43000,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":-43000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":0,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":211000,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":211000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":-15000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":-15000,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":113000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":113000,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":113000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":113000,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":-14216,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":-14216,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":0,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":-106042,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":-31621,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"InvestmentIncomeInterest":{"label":"Investment Income, Interest","description":"Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities.","units":{"USD":[{"start":"2010-08-01","end":"2010-10-31","val":0,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2010Q3"},{"start":"2010-08-01","end":"2011-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-08-01","end":"2011-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-02-01","end":"2011-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q1"},{"start":"2005-05-17","end":"2011-10-31","val":1610,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-08-01","end":"2011-10-31","val":0,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3"},{"start":"2005-05-17","end":"2012-01-31","val":1751,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-08-01","end":"2012-01-31","val":141,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":141,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4"},{"start":"2005-05-17","end":"2012-04-30","val":3459,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-08-01","end":"2012-04-30","val":1849,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":1708,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2012Q1"}]}},"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":"2011-02-01","end":"2012-01-31","val":561,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":0,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":31305,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":182453,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":45956,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":100412,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":89250,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-10-31","val":89250,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":89250,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":140539,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":140539,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-10-31","val":24900,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2015-01-31","val":0,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2014"}]}},"LegalFees":{"label":"Legal Fees","description":"The amount of expense provided in the period for legal costs incurred on or before the balance sheet date pertaining to resolved, pending or threatened litigation, including arbitration and mediation proceedings.","units":{"USD":[{"start":"2016-02-01","end":"2016-07-31","val":75000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":75000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"}]}},"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":"2011-07-31","val":101487,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"end":"2011-07-31","val":101487,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2011-07-31","val":101487,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q2I"},{"end":"2011-10-31","val":101438,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3I"},{"end":"2012-01-31","val":164852,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2012-01-31","val":225140,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-01-31","val":225140,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":225140,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-04-30","val":125738,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2012Q1I"},{"end":"2012-07-31","val":648286,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":687580,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":804333,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":804333,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":804333,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":804333,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":804333,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":786149,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":1757552,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":1458776,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":2302103,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":2302103,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":2302103,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":2302103,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":2302103,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":3180236,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":35180643,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":18764833,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":4942156,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":4942156,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":4942156,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":4942156,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":4942156,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":1293754,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":1966275,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":2460122,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":2300954,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":2285896,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":2285896,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":2285896,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":2285896,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":1854086,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":1441169,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":2048480,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":2364909,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":2364909,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":2364909,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":2364909,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":2364909,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":1038542,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":755843,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":936892,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":603861,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":603861,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":1030948,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2011-07-31","val":11717,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"end":"2011-07-31","val":11717,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2011-07-31","val":11717,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q2I"},{"end":"2011-10-31","val":3768,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3I"},{"end":"2012-01-31","val":51117,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2012-01-31","val":186710,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-01-31","val":186710,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":186710,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-04-30","val":278062,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2012Q1I"},{"end":"2012-07-31","val":818886,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":854306,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":987585,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":987585,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":987585,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":987585,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":987585,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":1046370,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":861151,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":980701,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":972765,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":972765,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":972765,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":972765,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":972765,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":1400011,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":4984142,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":3908830,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":2717976,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":2717976,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":2717976,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":2717976,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":2717976,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":1730164,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":1817459,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":2016048,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":6888040,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":6872982,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":6872982,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":6872982,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":6872982,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":5044315,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":2999884,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":2469421,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":3685423,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":3685423,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":3685423,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":3685423,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":3685423,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":6816003,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":5461064,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":4879226,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":4566232,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":4566232,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":4977363,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2012-01-31","val":225140,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2011Q4I"},{"end":"2012-10-31","val":306223,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":804333,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":804333,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-07-31","val":1268448,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2014-01-31","val":2300433,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":2300433,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":2300433,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":2300433,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":2300433,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":2577195,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":589398,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":531425,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":365987,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":365987,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":365987,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":365987,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":365987,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":444949,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":1104627,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":1605057,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":2130585,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":2115527,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":2115527,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":2115527,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":2115527,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":1717050,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":1337466,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":1978110,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":2327872,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":2327872,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":2327872,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":2327872,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":2327872,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":1034838,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":755843,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":936892,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":603861,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":603861,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":1030948,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"LinesOfCreditCurrent":{"label":"Line of Credit, Current","description":"The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.","units":{"USD":[{"end":"2015-01-31","val":0,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":0,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":0,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-07-31","val":401466,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":580407,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":527711,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":527711,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":527711,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":527711,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":527711,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":218756,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":234982,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":403431,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":302776,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":302776,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":302776,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":302776,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":302776,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":71410,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"}]}},"LongTermDebtCurrent":{"label":"Long-term Debt, Current Maturities","description":"Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.","units":{"USD":[{"end":"2013-01-31","val":483950,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2012Q4I"},{"end":"2013-07-31","val":1989,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"}]}},"LongTermNotesPayable":{"label":"Notes Payable, Noncurrent","description":"Carrying value as of the balance sheet date of notes payable (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion.","units":{"USD":[{"end":"2016-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":0,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":0,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2010-08-01","end":"2010-10-31","val":292,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2010Q3"},{"start":"2010-08-01","end":"2011-01-31","val":779,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2010-08-01","end":"2011-04-30","val":2414,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-02-01","end":"2011-07-31","val":112836,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2005-05-17","end":"2011-10-31","val":108449,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-02-01","end":"2011-10-31","val":170733,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":-1732,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3"},{"start":"2005-05-17","end":"2012-01-31","val":157916,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-02-01","end":"2012-01-31","val":265204,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2011-08-01","end":"2012-01-31","val":47735,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2005-05-17","end":"2012-04-30","val":403972,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-08-01","end":"2012-04-30","val":293791,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":178977,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":496309,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":496309,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":740784,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":740784,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":1112379,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":1112379,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":532930,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":532930,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":757724,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":757724,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":1329107,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":1329107,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":1787063,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":1787063,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":635758,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":635758,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":5592757,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":5592757,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":5627006,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":5627006,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":5627065,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":5627065,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":0,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":1222466,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":2831981,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2016-01-31","val":9655398,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2015"},{"start":"2016-02-01","end":"2016-10-31","val":-612280,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":1607068,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":5075867,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-10-31","val":4751457,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":4701457,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"NetCashProvidedByUsedInFinancingActivitiesContinuingOperations":{"label":"Net Cash Provided by (Used in) Financing Activities, Continuing Operations","description":"Amount of cash inflow (outflow) of financing activities, excluding 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":"2015-02-01","end":"2015-04-30","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":1222466,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":2831981,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":9655398,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":-308955,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":-308955,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":-892729,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":-892729,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":-612280,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":1607068,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":5075867,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":4751457,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"}]}},"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":"2010-08-01","end":"2010-10-31","val":0,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2010Q3"},{"start":"2010-08-01","end":"2011-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2010-08-01","end":"2011-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-02-01","end":"2011-07-31","val":0,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2005-05-17","end":"2011-10-31","val":-10945,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-02-01","end":"2011-10-31","val":-755,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":0,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3"},{"start":"2005-05-17","end":"2012-01-31","val":-61087,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-02-01","end":"2012-01-31","val":-757,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2011-08-01","end":"2012-01-31","val":-50142,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2005-05-17","end":"2012-04-30","val":-237841,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-08-01","end":"2012-04-30","val":-226896,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":-35027,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":336901,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":336901,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":342706,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":342706,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":343818,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":343818,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":-505,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":-505,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":-2635,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":-2635,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":-7513,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":-7513,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":-11747,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":-11747,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":-5000,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":-5000,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":-19581,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":-19581,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":-42423,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":-42423,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":-48978,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":-48978,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":-18760,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":-22911,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":-36594,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2016-01-31","val":-38433,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2015"},{"start":"2016-02-01","end":"2016-10-31","val":-7779,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":-7780,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":-306201,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":-199726,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"NetCashProvidedByUsedInInvestingActivitiesContinuingOperations":{"label":"Net Cash Provided by (Used in) Investing Activities, Continuing Operations","description":"Amount of cash inflow (outflow) of investing activities, excluding 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":"2015-02-01","end":"2015-04-30","val":-18760,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":-22911,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":-36594,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":-38433,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":-7779,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":-7780,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016"}]}},"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":"2010-08-01","end":"2010-10-31","val":918,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2010Q3"},{"start":"2010-08-01","end":"2011-01-31","val":5837,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2010-08-01","end":"2011-04-30","val":5225,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-02-01","end":"2011-07-31","val":-111281,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2005-05-17","end":"2011-10-31","val":-96749,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-02-01","end":"2011-10-31","val":-169043,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":-9424,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3"},{"start":"2005-05-17","end":"2012-01-31","val":-99784,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-02-01","end":"2012-01-31","val":-211468,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2011-08-01","end":"2012-01-31","val":-12459,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2005-05-17","end":"2012-04-30","val":-122349,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-08-01","end":"2012-04-30","val":-35024,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":-184116,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":-447498,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":-447498,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":-1101830,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":-1101830,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":-1466584,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":-1466584,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":-469657,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":-469657,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":-719244,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":-719244,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":-1357105,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":-1357105,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":-1751618,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":-1751618,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":-329175,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":-329175,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":-1251254,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":-1251254,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":-2319551,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":-2319551,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":-3702330,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":-3702330,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":-1527717,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":-3069396,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":-4420385,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2016-01-31","val":-6779206,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2015"},{"start":"2016-02-01","end":"2016-10-31","val":-4116570,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":-5501268,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":-1959956,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-10-31","val":-3459806,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":-3859399,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":508883,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"NetCashProvidedByUsedInOperatingActivitiesContinuingOperations":{"label":"Net Cash Provided by (Used in) Operating Activities, Continuing Operations","description":"Amount of cash inflow (outflow) from operating activities, excluding discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.","units":{"USD":[{"start":"2015-02-01","end":"2015-04-30","val":-1527717,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":-3069396,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":-4420385,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":-6779206,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":-1559228,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":-1559228,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":-3151859,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":-3151859,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":-4116570,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":-5501268,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":-1959956,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":-3161645,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"}]}},"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":"2010-08-01","end":"2010-10-31","val":-3170,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2010Q3"},{"start":"2010-08-01","end":"2011-01-31","val":-14465,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":-11295,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-08-01","end":"2011-04-30","val":-19313,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-02-01","end":"2011-04-30","val":-4848,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q1"},{"start":"2011-02-01","end":"2011-07-31","val":-341605,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-05-01","end":"2011-07-31","val":-303734,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2011Q2"},{"start":"2005-05-17","end":"2011-10-31","val":-163783,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-02-01","end":"2011-10-31","val":-427585,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":-11107,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-08-01","end":"2011-10-31","val":-87860,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2011Q3"},{"start":"2005-05-17","end":"2012-01-31","val":-180765,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-02-01","end":"2012-01-31","val":-550484,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2011-02-01","end":"2012-01-31","val":-550484,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2011"},{"start":"2011-08-01","end":"2012-01-31","val":-28089,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":-16982,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4"},{"start":"2005-05-17","end":"2012-04-30","val":-174160,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-08-01","end":"2012-04-30","val":-21484,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":6606,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":-171874,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":-412680,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":-412680,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-05-01","end":"2012-07-31","val":-239594,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-05-01","end":"2012-07-31","val":-239594,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2012Q2"},{"start":"2012-02-01","end":"2012-10-31","val":-964073,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":-964073,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-08-01","end":"2012-10-31","val":-554753,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-08-01","end":"2012-10-31","val":-554753,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2012Q3"},{"start":"2012-02-01","end":"2013-01-31","val":-1332996,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":-1332996,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2012-02-01","end":"2013-01-31","val":-1332996,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2013-01-31","val":-1332996,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":-1332996,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":-643434,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":-643434,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":-2680720,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":-2680720,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-05-01","end":"2013-07-31","val":-2037286,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-05-01","end":"2013-07-31","val":-2037286,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2013Q2"},{"start":"2013-02-01","end":"2013-10-31","val":-3077120,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":-3077120,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-08-01","end":"2013-10-31","val":-396400,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-08-01","end":"2013-10-31","val":-396400,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2013Q3"},{"start":"2013-02-01","end":"2014-01-31","val":-4238490,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":-4238490,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2013-02-01","end":"2014-01-31","val":-4238490,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":-1233860,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":-1233860,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":-30267233,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":-30267233,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-05-01","end":"2014-07-31","val":-29033373,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-05-01","end":"2014-07-31","val":-29033373,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-02-01","end":"2014-10-31","val":-23039610,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":-23039610,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":7227623,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-08-01","end":"2014-10-31","val":7227623,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2014Q3"},{"start":"2014-02-01","end":"2015-01-31","val":-21078265,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":-21078265,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2014-02-01","end":"2015-01-31","val":-21078265,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":-1810036,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":-1810036,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":-4949668,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":-4949668,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-3139632,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-3139632,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":-8483089,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":-8483089,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":-3533421,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-08-01","end":"2015-10-31","val":-3533421,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":-19063399,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":-19063399,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2015-02-01","end":"2016-01-31","val":-19063399,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2016-01-31","val":-19063399,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":-19063399,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":-2540095,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":-2540095,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":-5841875,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":-5841875,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-3301780,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-3301780,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":-8204475,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":-8204475,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":-2362600,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":-2362600,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":-10798503,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":-10798503,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2016-02-01","end":"2017-01-31","val":-10798503,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2017-01-31","val":-10798503,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":-3188052,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":-3188052,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":-4813735,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":-1625683,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-02-01","end":"2017-10-31","val":-5716874,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-08-01","end":"2017-10-31","val":-903139,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3"},{"start":"2017-02-01","end":"2018-01-31","val":-5789805,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"start":"2017-02-01","end":"2018-01-31","val":-5789805,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":-102547,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"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":"2011-02-01","end":"2011-07-31","val":-1835,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-05-01","end":"2011-07-31","val":-1259,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2011Q2"},{"start":"2011-02-01","end":"2011-10-31","val":-3218,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":-1272,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2011Q3"},{"start":"2011-02-01","end":"2012-01-31","val":-8918,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":-4888,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":-22160,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":-22160,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-05-01","end":"2012-07-31","val":-17102,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-05-01","end":"2012-07-31","val":-17102,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2012Q2"},{"start":"2012-02-01","end":"2012-10-31","val":-53522,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":-53522,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-08-01","end":"2012-10-31","val":-31733,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-08-01","end":"2012-10-31","val":-31733,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2012Q3"},{"start":"2012-02-01","end":"2013-01-31","val":-92819,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":-92838,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":-42092,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":-42092,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":-1090839,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":-1090839,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-05-01","end":"2013-07-31","val":-1048747,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-05-01","end":"2013-07-31","val":-1048747,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2013Q2"},{"start":"2013-02-01","end":"2013-10-31","val":-926038,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":-926038,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-08-01","end":"2013-10-31","val":164801,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-08-01","end":"2013-10-31","val":164801,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2013Q3"},{"start":"2013-02-01","end":"2014-01-31","val":-1444871,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":-1444871,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":-849902,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":-849902,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":-28553239,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":-28553239,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-05-01","end":"2014-07-31","val":-27703337,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-05-01","end":"2014-07-31","val":-27703337,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-02-01","end":"2014-10-31","val":-18403381,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":-18403381,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":10149858,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-08-01","end":"2014-10-31","val":10149858,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2014Q3"},{"start":"2014-02-01","end":"2015-01-31","val":-14117906,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":-14117906,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":433964,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":433964,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":142272,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":142272,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-291692,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-291692,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":-86140,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":-86140,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":-228412,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-08-01","end":"2015-10-31","val":-228412,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":-7425380,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":-7425380,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":-25880,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":-25880,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":-51860,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":-51860,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-25980,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-25980,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":-72396,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":-72396,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":-20536,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":-20536,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":-97771,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":-97771,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":-25645,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":-25645,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":-41738,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":-16093,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-02-01","end":"2017-10-31","val":-44807,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-08-01","end":"2017-10-31","val":-3069,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3"},{"start":"2017-02-01","end":"2018-01-31","val":266962,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":385329,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"NotesAndLoansPayableCurrent":{"label":"Notes and Loans Payable, Current","description":"Sum of the carrying values as of the balance sheet date of the portions of all long-term notes and loans payable due within one year or the operating cycle if longer.","units":{"USD":[{"end":"2011-07-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q2I"},{"end":"2012-01-31","val":50000,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"}]}},"NotesAndLoansReceivableNetCurrent":{"label":"Financing Receivable, after Allowance for Credit Loss, Current","description":"Amount, after allowance for credit loss, of financing receivable, classified as current. Includes, but is not limited to, notes and loan receivable.","units":{"USD":[{"end":"2011-07-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2011-07-31","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q2I"},{"end":"2012-01-31","val":50142,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4I"},{"end":"2012-04-30","val":226896,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2012Q1I"},{"end":"2017-01-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-07-31","val":109577,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":7842,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":106339,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":106339,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":50433,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"NotesPayable":{"label":"Notes Payable","description":"Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer.","units":{"USD":[{"end":"2016-01-31","val":3450,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2017-01-31","val":256450,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":256450,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":256450,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":256450,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":256450,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":256450,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":3450,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":3450,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":3450,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":3450,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":3450,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"NotesPayableCurrent":{"label":"Notes Payable, Current","description":"Sum of the carrying values as of the balance sheet date of the portions of long-term notes payable due within one year or the operating cycle if longer.","units":{"CAD":[{"end":"2015-04-30","val":3750,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":3750,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":3750,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":3750,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2016-01-31","val":3750,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2015Q4I"},{"end":"2016-04-30","val":3750,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":3750,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-07-31","val":3750,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":3750,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-10-31","val":3750,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":3750,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2016-12-31","val":3750,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2016Q4I"},{"end":"2017-01-31","val":3750,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":3750,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":3750,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2017-04-30","val":3750,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":3750,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":3750,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"}],"USD":[{"end":"2012-01-31","val":59308,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-01-31","val":59308,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":59308,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-07-31","val":209773,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":0,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-07-31","val":75000,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":118309,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":397422,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":397422,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":397422,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":397422,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":397422,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":1356285,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":3450,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":3450,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":3450,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":3450,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":3450,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":3450,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":3450,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":3450,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-04-30","val":3450,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1I"},{"end":"2015-07-31","val":3450,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-07-31","val":3450,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":3450,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-10-31","val":3450,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3I"},{"end":"2016-01-31","val":3450,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":3450,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":3450,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":3450,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":3450,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2016-01-31","val":3450,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2016-01-31","val":3450,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2015Q4I"},{"end":"2016-04-30","val":3450,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":3450,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":3450,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-10-31","val":3450,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":3450,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2016-12-31","val":3450,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2016Q4I"},{"end":"2017-01-31","val":256450,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":256450,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":256450,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":256450,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":256450,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2017-04-30","val":256450,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":3450,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":3450,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":3450,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":3450,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":3450,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2011-02-01","end":"2011-07-31","val":367616,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-05-01","end":"2011-07-31","val":318850,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2011Q2"},{"start":"2011-02-01","end":"2011-10-31","val":455511,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":90112,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2011Q3"},{"start":"2011-02-01","end":"2012-01-31","val":551182,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":185648,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":420833,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":418940,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-05-01","end":"2012-07-31","val":236667,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-05-01","end":"2012-07-31","val":232379,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2012Q2"},{"start":"2012-02-01","end":"2012-10-31","val":960755,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":944967,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-08-01","end":"2012-10-31","val":542920,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-08-01","end":"2012-10-31","val":529025,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2012Q3"},{"start":"2012-02-01","end":"2013-01-31","val":1464026,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":1464007,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":633008,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":633008,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":1641637,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":1641637,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-05-01","end":"2013-07-31","val":1008629,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-05-01","end":"2013-07-31","val":1008629,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2013Q2"},{"start":"2013-02-01","end":"2013-10-31","val":2198464,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":2198464,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-08-01","end":"2013-10-31","val":556827,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-08-01","end":"2013-10-31","val":556827,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2013Q3"},{"start":"2013-02-01","end":"2014-01-31","val":2845087,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":2845087,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":429667,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":429667,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":1462988,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":1462988,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-05-01","end":"2014-07-31","val":1033321,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-05-01","end":"2014-07-31","val":1033321,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-02-01","end":"2014-10-31","val":4398566,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":4398566,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":2935578,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-08-01","end":"2014-10-31","val":2935578,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2014Q3"},{"start":"2014-02-01","end":"2015-01-31","val":6716876,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":6716876,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":2312150,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":2312150,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":5297542,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":5297542,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":2985392,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":2985392,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":8671025,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":8671025,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":3373483,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-08-01","end":"2015-10-31","val":3373483,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":11736214,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":11736214,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":2653973,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":2653973,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":5733001,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":5733001,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":3079028,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":3079028,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":8238415,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":8238415,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":2505414,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":2505414,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":11078143,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":11078143,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":3263426,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":3263426,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":5118387,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":1854961,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-02-01","end":"2017-10-31","val":6248097,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-08-01","end":"2017-10-31","val":1129710,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3"},{"start":"2017-02-01","end":"2018-01-31","val":6995174,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":733771,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"OperatingIncomeLoss":{"label":"Operating Income (Loss)","description":"The net result for the period of deducting operating expenses from operating revenues.","units":{"USD":[{"start":"2010-08-01","end":"2010-10-31","val":-3170,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2010Q3"},{"start":"2010-08-01","end":"2011-01-31","val":-14465,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":-11295,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-08-01","end":"2011-04-30","val":-19313,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-02-01","end":"2011-04-30","val":-4848,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q1"},{"start":"2011-02-01","end":"2011-07-31","val":-339770,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-05-01","end":"2011-07-31","val":-302475,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2011Q2"},{"start":"2005-05-17","end":"2011-10-31","val":-165393,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-02-01","end":"2011-10-31","val":-424367,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":-11107,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-08-01","end":"2011-10-31","val":-86588,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2011Q3"},{"start":"2005-05-17","end":"2012-01-31","val":-182516,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-02-01","end":"2012-01-31","val":-541566,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2011-08-01","end":"2012-01-31","val":-28230,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":-17123,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4"},{"start":"2005-05-17","end":"2012-04-30","val":-216619,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-08-01","end":"2012-04-30","val":-62333,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":-34102,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":-166986,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":-390520,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":-390520,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-05-01","end":"2012-07-31","val":-222492,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-05-01","end":"2012-07-31","val":-222492,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2012Q2"},{"start":"2012-02-01","end":"2012-10-31","val":-910551,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":-910551,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-08-01","end":"2012-10-31","val":-523020,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-08-01","end":"2012-10-31","val":-523020,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2012Q3"},{"start":"2012-02-01","end":"2013-01-31","val":-1240177,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":-1240158,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":-601342,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":-601342,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":-1589881,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":-1589881,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-05-01","end":"2013-07-31","val":-988539,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-05-01","end":"2013-07-31","val":-988539,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2013Q2"},{"start":"2013-02-01","end":"2013-10-31","val":-2151082,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":-2151082,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-08-01","end":"2013-10-31","val":-561201,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-08-01","end":"2013-10-31","val":-561201,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2013Q3"},{"start":"2013-02-01","end":"2014-01-31","val":-2793619,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":-2793619,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":-383958,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":-383958,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":-1713994,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":-1713994,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-05-01","end":"2014-07-31","val":-1330036,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-05-01","end":"2014-07-31","val":-1330036,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-02-01","end":"2014-10-31","val":-4636229,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":-4636229,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":-2922235,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-08-01","end":"2014-10-31","val":-2922235,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2014Q3"},{"start":"2014-02-01","end":"2015-01-31","val":-6960359,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":-6960359,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":-2244000,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":-2244000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":-5091940,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":-5091940,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-2847940,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":-2847940,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":-8396949,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":-8396949,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":-3305009,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-08-01","end":"2015-10-31","val":-3305009,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":-11638019,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":-11638019,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":-2514215,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":-2514215,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":-5790015,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":-5790015,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-3275800,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":-3275800,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":-8132079,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":-8132079,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":-2342064,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":-2342064,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":-10700732,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":-10700732,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":-3162407,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":-3162407,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":-4771997,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":-1609590,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-02-01","end":"2017-10-31","val":-5672067,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-08-01","end":"2017-10-31","val":-900070,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3"},{"start":"2017-02-01","end":"2018-01-31","val":-6056767,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":-487876,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"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":"2010-08-01","end":"2010-10-31","val":-642,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2010Q3"},{"start":"2010-08-01","end":"2011-01-31","val":-1835,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":-1193,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-08-01","end":"2011-04-30","val":-6076,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-02-01","end":"2011-04-30","val":-4241,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q1"},{"start":"2011-02-01","end":"2011-07-31","val":-428,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-05-01","end":"2011-07-31","val":-4494,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2011Q2"},{"start":"2005-05-17","end":"2011-10-31","val":3013,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-02-01","end":"2011-10-31","val":-7364,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":-6936,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2011Q3"},{"start":"2011-08-01","end":"2011-10-31","val":3207,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2005-05-17","end":"2012-01-31","val":3930,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-02-01","end":"2012-01-31","val":-12879,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2011"},{"start":"2011-02-01","end":"2012-01-31","val":-12879,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2011-08-01","end":"2012-01-31","val":4124,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":917,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4"},{"start":"2005-05-17","end":"2012-04-30","val":7384,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-08-01","end":"2012-04-30","val":7578,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":-3459,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-04-30","val":3454,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-07-31","val":-4185,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-07-31","val":-4185,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-05-01","end":"2012-07-31","val":-290,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-07-31","val":-290,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-10-31","val":-3539,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2012-10-31","val":-3539,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-08-01","end":"2012-10-31","val":646,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2012Q3"},{"start":"2012-08-01","end":"2012-10-31","val":646,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2013-01-31","val":3227,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2012-02-01","end":"2013-01-31","val":3227,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":3227,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2013-01-31","val":3227,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2012-02-01","end":"2013-01-31","val":3227,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2013-02-01","end":"2013-04-30","val":0,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-05-01","end":"2013-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2"},{"start":"2013-02-01","end":"2013-10-31","val":0,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-08-01","end":"2013-10-31","val":0,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3"},{"start":"2013-02-01","end":"2014-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2013"}]}},"OtherIncome":{"label":"Other Income","description":"Amount of revenue and income classified as other.","units":{"USD":[{"start":"2011-02-01","end":"2011-07-31","val":393,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-05-01","end":"2011-07-31","val":0,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2011Q2"},{"start":"2011-02-01","end":"2011-10-31","val":413,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":24,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2011Q3"},{"start":"2011-02-01","end":"2012-01-31","val":408,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":19,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":18,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-07-31","val":18,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-05-01","end":"2012-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2012Q2"},{"start":"2012-05-01","end":"2012-07-31","val":0,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-10-31","val":19,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-08-01","end":"2012-10-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3"},{"start":"2012-02-01","end":"2013-01-31","val":19,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":2,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":6,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-05-01","end":"2013-07-31","val":4,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2"}]}},"OtherNoncashExpense":{"label":"Other Noncash Expense","description":"Amount of expense or loss included in net income that result in no cash flow, classified as other.","units":{"USD":[{"start":"2012-02-01","end":"2012-07-31","val":34412,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":233939,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":336209,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":199673,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":1621589,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":1621589,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":1583194,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":1583194,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":2218214,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":2218214,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":903395,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":903395,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":28180553,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":28180553,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":19854719,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":19854719,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":17333256,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":17333256,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":669254,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":669254,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":2141679,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":2141679,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":3982628,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":3982628,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":12178713,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":12178713,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":1150002,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":2828562,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":4053388,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":5348647,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016"}]}},"OtherNoncashIncomeExpense":{"label":"Other Noncash Income (Expense)","description":"Amount of income (expense) included in net income that results in no cash inflow (outflow), classified as other.","units":{"USD":[{"start":"2015-02-01","end":"2015-04-30","val":669254,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":2141679,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":3982628,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":12178713,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":1150002,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":2828562,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":4053388,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":5348647,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":5348647,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":1638129,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2018-01-31","val":2519792,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":96289,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"OtherNonoperatingIncome":{"label":"Other Nonoperating Income","description":"Amount of income related to nonoperating activities, classified as other.","units":{"USD":[{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2018-01-31","val":234532,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":390104,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"OtherReceivablesNetCurrent":{"label":"Other Receivables, Net, Current","description":"Amount, after allowance, of receivables classified as other, due within one year or the operating cycle, if longer.","units":{"USD":[{"end":"2013-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2014-01-31","val":50000,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":50000,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":50000,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":50000,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":50000,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":50000,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":2500,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":0,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":0,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2014Q4I"}]}},"PaidInKindInterest":{"label":"Paid-in-Kind Interest","description":"Interest paid other than in cash for example by issuing additional debt securities. As a noncash item, it is added to net income when calculating cash provided by or used in operations using the indirect method.","units":{"USD":[{"start":"2013-02-01","end":"2014-01-31","val":0,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":0,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":0,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2015-01-31","val":274823,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":274823,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":2338,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":2338,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":283419,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":283419,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":283913,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":78856,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":4281,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":4281,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"PaymentsForProceedsFromLoansReceivable":{"label":"Payments for (Proceeds from) Loans Receivable","description":"The net amount paid or received by the reporting entity associated with purchase (sale or collection) of loans receivable arising from the financing of goods and services.","units":{"USD":[{"start":"2010-08-01","end":"2011-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2010-08-01","end":"2011-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2005-05-17","end":"2012-01-31","val":50142,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-08-01","end":"2012-01-31","val":50142,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2005-05-17","end":"2012-04-30","val":226896,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-08-01","end":"2012-04-30","val":226896,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"}]}},"PaymentsForRepurchaseOfCommonStock":{"label":"Payments for Repurchase of Common Stock","description":"The cash outflow to reacquire common stock during the period.","units":{"USD":[{"start":"2011-02-01","end":"2011-07-31","val":2,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-02-01","end":"2011-10-31","val":2,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-02-01","end":"2012-01-31","val":2,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-10-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2013-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2012"}]}},"PaymentsForRepurchaseOfWarrants":{"label":"Payments for Repurchase of Warrants","description":"The aggregate amount paid by the entity to reacquire the right to purchase equity shares at a predetermined price, usually issued together with corporate debt.","units":{"USD":[{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-10-31","val":50000,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":50000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"PaymentsForRoyalties":{"label":"Payments for Royalties","description":"The amount of cash paid for royalties during the current period.","units":{"USD":[{"start":"2015-02-01","end":"2016-01-31","val":50000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015"}]}},"PaymentsForSoftware":{"label":"Payments for Software","description":"The cash outflow associated with the development, modification or acquisition of software programs or applications for internal use (that is, not to be sold, leased or otherwise marketed to others) that qualify for capitalization.","units":{"USD":[{"start":"2010-08-01","end":"2010-10-31","val":0,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2010Q3"},{"start":"2010-08-01","end":"2011-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2010-08-01","end":"2011-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2005-05-17","end":"2011-10-31","val":10945,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-08-01","end":"2011-10-31","val":0,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3"},{"start":"2005-05-17","end":"2012-01-31","val":10945,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-08-01","end":"2012-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2005-05-17","end":"2012-04-30","val":10945,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-08-01","end":"2012-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"}]}},"PaymentsOfDebtExtinguishmentCosts":{"label":"Payment for Debt Extinguishment or Debt Prepayment Cost","description":"Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest.","units":{"USD":[{"start":"2012-02-01","end":"2012-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2013-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":0,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":2520,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":2520,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":0,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":2520,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":2520,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":35040,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":35040,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":38008,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":38008,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":38008,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":38008,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":38008,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":38008,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":0,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":0,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":0,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2015"}]}},"PaymentsOfDebtIssuanceCosts":{"label":"Payments of Debt Issuance Costs","description":"The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.","units":{"USD":[{"start":"2012-02-01","end":"2013-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":0,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":0,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":0,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":45553,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":45553,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":89850,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":89850,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":646873,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":646873,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":616237,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":616237,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":616178,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":616178,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":0,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":0,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":0,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2015"}]}},"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":"2011-02-01","end":"2012-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":0,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":0,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":21055,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":21055,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2012-02-01","end":"2013-01-31","val":21055,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2013-01-31","val":21055,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":26610,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":26610,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":26610,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":26610,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":83872,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":83872,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":85266,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":85266,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":0,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":0,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-10-31","val":0,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":0,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":0,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":0,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-10-31","val":91422,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":91422,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-12-01","end":"2015-12-23","val":623720,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-12-01","end":"2015-12-23","val":623720,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q4I"},{"start":"2015-02-01","end":"2016-01-31","val":715142,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":715142,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016"}]}},"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":"2011-02-01","end":"2011-07-31","val":0,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-02-01","end":"2011-10-31","val":755,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-02-01","end":"2012-01-31","val":757,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":35027,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":41467,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":41467,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":2466,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":2466,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":40004,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":40004,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":0,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":1662,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":1662,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":3862,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":3862,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":5517,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":5517,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":0,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":7604,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":7604,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":22535,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":22535,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":27549,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":27549,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":17543,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":17543,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":19160,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":19160,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":32155,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":32155,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":33314,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":33314,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":7779,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":7779,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":7780,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":7780,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"PaymentsToAcquirePropertyPlantAndEquipment":{"label":"Payments to Acquire Property, Plant, and Equipment","description":"The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.","units":{"USD":[{"start":"2011-02-01","end":"2011-07-31","val":0,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-02-01","end":"2011-10-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-02-01","end":"2012-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":0,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":2458,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":2458,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":41605,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":41605,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":2968,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":2968,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":505,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":505,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":973,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":973,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":3651,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":3651,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":6230,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":6230,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":5000,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":5000,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":11977,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":11977,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":19888,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":19888,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":21429,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":21429,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":1217,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":1217,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":3751,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":3751,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":4439,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":4439,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":5119,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":5119,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016"}]}},"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":"2016-01-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q4I"},{"end":"2016-08-11","val":2000000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-08-11","val":2000000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016Q2I"},{"end":"2016-10-31","val":2000000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":2000000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":2000000,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":2000000,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":2000000,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":2000000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":2000000,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":2000000,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":2000000,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":2000000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":2000000,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":2000000,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2012-01-31","val":3850,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-01-31","val":3850,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":3850,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-07-31","val":40272,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":12638,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":47148,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":47148,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":47148,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":47148,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":47148,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":125407,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":112365,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":150175,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":70666,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":70666,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":70666,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":70666,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":70666,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":47471,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":98275,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":79991,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":383651,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":383651,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":383651,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":383651,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":383651,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":608232,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":340196,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":30948,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":956807,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":956807,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":956807,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":956807,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":956807,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":88039,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":654391,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":341089,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":496721,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":496721,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":496721,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":496721,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":496721,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":225217,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":175666,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":89471,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":198545,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":198545,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":127828,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2011-02-01","end":"2011-10-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-02-01","end":"2012-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":400000,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":400000,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":500000,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":500000,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-07-31","val":150000,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":150000,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":450000,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":450000,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":958500,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":958500,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-07-31","val":6094100,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":6094100,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":6094100,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":6094100,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":6094100,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":6094100,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-07-31","val":0,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":0,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-10-31","val":112000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":112000,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":224000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":224000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"ProceedsFromIssuanceInitialPublicOffering":{"label":"Proceeds from Issuance Initial Public Offering","description":"The cash inflow associated with the amount received from entity's first offering of stock to the public.","units":{"USD":[{"start":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2017-01-31","val":1655003,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":1655003,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"ProceedsFromIssuanceOfCommonStock":{"label":"Proceeds from Issuance of Common Stock","description":"The cash inflow from the additional capital contribution to the entity.","units":{"USD":[{"start":"2010-08-01","end":"2010-10-31","val":0,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2010Q3"},{"start":"2010-08-01","end":"2011-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2010-08-01","end":"2011-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-02-01","end":"2011-07-31","val":76943,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2005-05-17","end":"2011-10-31","val":63100,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-02-01","end":"2011-10-31","val":134923,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":0,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3"},{"start":"2005-05-17","end":"2012-01-31","val":63100,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-02-01","end":"2012-01-31","val":144929,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2011-08-01","end":"2012-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2005-05-17","end":"2012-04-30","val":63100,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-08-01","end":"2012-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":0,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":105099,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":105099,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":433016,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":433016,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":523250,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":523250,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":573250,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":573250,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":983250,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":983250,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":983250,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":983250,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":0,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":0,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":0,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":0,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":0,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":0,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":0,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-07-31","val":821000,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":821000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":2342996,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":2342996,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":9842829,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":9842829,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":0,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":-600000,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":300000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":300000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":5307233,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":5307233,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":5307233,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":5307233,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":5307233,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"ProceedsFromIssuanceOfDebt":{"label":"Proceeds from Issuance of Debt","description":"The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.","units":{"USD":[{"start":"2015-12-01","end":"2015-12-23","val":548720,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-12-01","end":"2015-12-23","val":548720,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q4I"}]}},"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":"2010-08-01","end":"2011-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2005-05-17","end":"2012-04-30","val":295000,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-08-01","end":"2012-04-30","val":295000,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"}]}},"ProceedsFromLinesOfCredit":{"label":"Proceeds from Lines of Credit","description":"Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.","units":{"USD":[{"start":"2011-02-01","end":"2011-07-31","val":7204,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-02-01","end":"2011-10-31","val":10910,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-07-31","val":0,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-10-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"}]}},"ProceedsFromNotesPayable":{"label":"Proceeds from Notes Payable","description":"The cash inflow from a borrowing supported by a written promise to pay an obligation.","units":{"CAD":[{"start":"2013-11-01","end":"2013-11-07","val":25000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2013-11-01","end":"2013-11-07","val":25000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2013-11-01","end":"2013-11-07","val":25000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2013-11-01","end":"2013-11-07","val":25000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2013-11-01","end":"2013-11-07","val":25000,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2013-11-01","end":"2013-11-07","val":25000,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2013-11-01","end":"2013-11-07","val":25000,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2013-11-01","end":"2013-11-07","val":25000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"start":"2013-11-01","end":"2013-11-07","val":25000,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2013Q3I"}],"USD":[{"start":"2011-02-01","end":"2011-07-31","val":0,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":209773,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":209773,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":0,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":0,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":75000,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":75000,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":225000,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":225000,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-11-01","end":"2013-11-07","val":24467,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2013-11-01","end":"2013-11-07","val":24467,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2013-11-01","end":"2013-11-07","val":24467,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2013-11-01","end":"2013-11-07","val":24467,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2013-11-01","end":"2013-11-07","val":24467,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2013-11-01","end":"2013-11-07","val":24467,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2013-11-01","end":"2013-11-07","val":24467,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2013-11-01","end":"2013-11-07","val":24467,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"start":"2013-11-01","end":"2013-11-07","val":24467,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2013Q3I"},{"start":"2013-02-01","end":"2014-01-31","val":571122,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":571122,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":877167,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":877167,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":927168,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":927168,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":927168,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":927168,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":927168,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":927168,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":0,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":0,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":0,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2017-01-31","val":253000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":253000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"ProceedsFromOtherEquity":{"label":"Proceeds from Other Equity","description":"Amount of cash inflow from the issuance of equity classified as other.","units":{"USD":[{"start":"2016-08-01","end":"2016-10-31","val":1000000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":1000000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016"}]}},"ProceedsFromRelatedPartyDebt":{"label":"Proceeds from Related Party Debt","description":"The cash inflow from a long-term borrowing made from related parties 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: Proceeds from Advances from Affiliates.","units":{"USD":[{"start":"2010-08-01","end":"2010-10-31","val":292,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2010Q3"},{"start":"2010-08-01","end":"2011-01-31","val":779,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2010-08-01","end":"2011-04-30","val":2414,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-02-01","end":"2011-07-31","val":28691,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2005-05-17","end":"2011-10-31","val":45349,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-02-01","end":"2011-10-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":-1732,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3"},{"start":"2005-05-17","end":"2012-01-31","val":44816,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-02-01","end":"2012-01-31","val":50000,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2011-08-01","end":"2012-01-31","val":-2265,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2005-05-17","end":"2012-04-30","val":45872,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-08-01","end":"2012-04-30","val":-1209,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":175000,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":321399,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-07-31","val":321399,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-10-31","val":328701,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2012-10-31","val":328701,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2013-01-31","val":325000,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2012-02-01","end":"2013-01-31","val":325000,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2013-02-01","end":"2013-04-30","val":0,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-10-31","val":0,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2014-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2013"}]}},"ProceedsFromRepaymentsOfDebt":{"label":"Proceeds from (Repayments of) Debt","description":"The net cash inflow or outflow in aggregate debt due to repayments and proceeds from additional borrowings.","units":{"USD":[{"start":"2010-08-01","end":"2011-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2005-05-17","end":"2012-01-31","val":50000,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-08-01","end":"2012-01-31","val":50000,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"}]}},"ProceedsFromRepaymentsOfOtherDebt":{"label":"Proceeds from (Repayments of) Other Debt","description":"Amount of cash inflow (outflow) for debt classified as other.","units":{"USD":[{"start":"2011-02-01","end":"2012-01-31","val":37688,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2013-01-31","val":-31555,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2012"},{"start":"2014-02-01","end":"2014-07-31","val":0,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":0,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":0,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-07-31","val":560000,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":560000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":1010000,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":1010000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":1260000,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":1260000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-07-31","val":300000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":300000,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":800000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":800000,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":1050000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":1050000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-07-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"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":"2011-02-01","end":"2011-10-31","val":24902,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-02-01","end":"2012-01-31","val":32589,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":3977,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":0,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":-48830,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":-48830,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":-48883,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":-48883,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":-13710,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":-13710,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":-13916,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":-13916,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":-13916,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":-13916,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":-13916,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":-13916,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":0,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":0,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-10-31","val":0,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2015-01-31","val":0,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2014"}]}},"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":"2016-01-31","val":36332,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":36332,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":36332,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":36332,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":36332,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":36332,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":36332,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":36332,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":36332,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2018-01-31","val":36332,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"}]}},"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":"2012-01-31","val":1371,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-01-31","val":1371,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":1371,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-07-31","val":2973,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":2450,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":1842,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":1842,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":1842,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":1842,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":1842,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":2201,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":2184,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":4436,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":6300,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":6300,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":6300,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":6300,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":6300,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":10567,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":16253,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":22011,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":21141,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":21141,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":21141,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":21141,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":21141,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":19361,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":18686,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":16429,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":13215,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":13215,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":13215,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":13215,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":13215,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":10008,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":7410,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":5228,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"}]}},"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":"2011-02-01","end":"2011-07-31","val":531,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-02-01","end":"2011-10-31","val":628,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-02-01","end":"2012-01-31","val":4039,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":0,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":736,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":736,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":747,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":747,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":3443,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":3443,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":760,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":760,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":2963,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":2963,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":4017,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":4017,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":-3247,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":-3247,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":-722,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":-722,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":30839,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":30839,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":-3612,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":-3612,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":2109,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":2109,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":2568,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":2568,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":20246,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":20246,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":20226,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":20226,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":26877,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":26877,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":1140,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":1140,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":-2070,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":-2070,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":-4181,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":-4181,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":-4730,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":-4730,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":0,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":-26216,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":-25004,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":-4300,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"RepaymentsOfConvertibleDebt":{"label":"Repayments of Convertible Debt","description":"The cash outflow from the repayment 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":"2012-02-01","end":"2012-10-31","val":0,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":0,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-07-31","val":0,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":166667,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":166667,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":381177,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":381177,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-07-31","val":364640,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":364640,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":364640,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":364640,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":364640,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":364640,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-07-31","val":0,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":0,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-07-31","val":600000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":600000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":600000,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":600000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":600000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"RepaymentsOfLinesOfCredit":{"label":"Repayments of Lines of Credit","description":"Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.","units":{"USD":[{"start":"2015-02-01","end":"2015-04-30","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":158534,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":429593,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":732289,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":308955,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":308955,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":592729,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":592729,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":924280,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":924280,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":1274935,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":1274935,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":231366,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":231366,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":302776,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":302776,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":302776,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"RepaymentsOfNotesPayable":{"label":"Repayments of Notes Payable","description":"The cash outflow for a borrowing supported by a written promise to pay an obligation.","units":{"USD":[{"start":"2011-02-01","end":"2011-10-31","val":0,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-02-01","end":"2012-01-31","val":0,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-10-31","val":9207,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":9207,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":9193,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":9193,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":0,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":0,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":64688,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":64688,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":199897,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":199897,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":151559,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":151559,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":416998,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":416998,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":413385,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":413385,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":413385,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":413385,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":0,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":0,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":0,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2016-01-31","val":0,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2015"},{"start":"2016-02-01","end":"2016-07-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-07-31","val":253000,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":253000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q2"},{"start":"2017-02-01","end":"2017-10-31","val":253000,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":253000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"RetainedEarningsAccumulatedDeficit":{"label":"Retained Earnings (Accumulated Deficit)","description":"The cumulative amount of the reporting entity's undistributed earnings or deficit.","units":{"USD":[{"end":"2012-01-31","val":-667930,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-01-31","val":-667930,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":-667930,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011Q4I"},{"end":"2012-07-31","val":-1079398,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":-1632038,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":-2000926,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":-2000926,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":-2000926,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":-2000926,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":-2000926,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012Q4I"},{"end":"2013-04-30","val":-2884040,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":-4681646,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-10-31","val":-5078046,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2013Q3I"},{"end":"2014-01-31","val":-6239416,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":-6239416,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":-6239416,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":-6239416,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":-6239416,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013Q4I"},{"end":"2014-04-30","val":-7473276,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":-36506649,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":-29279026,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":-27317681,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":-27317681,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":-27317681,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":-27317681,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":-27317681,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014Q4I"},{"end":"2015-04-30","val":-29127717,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":-32267349,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":-35800770,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":-46381080,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":-46381080,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":-46381080,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":-46381080,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":-46381080,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2016-04-30","val":-48921175,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":-52222955,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":-54585555,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":-57179583,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":-57179583,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":-57179583,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":-57179583,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":-57179583,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2017-04-30","val":-60367635,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":-61993318,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":-62896457,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":-62969388,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":-62969388,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":-63081633,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2010-08-01","end":"2010-10-31","val":0,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2010Q3"},{"start":"2010-08-01","end":"2011-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-08-01","end":"2011-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-02-01","end":"2011-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q1"},{"start":"2005-05-17","end":"2011-10-31","val":0,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-08-01","end":"2011-10-31","val":0,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3"},{"start":"2005-05-17","end":"2012-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-08-01","end":"2012-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":0,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4"},{"start":"2005-05-17","end":"2012-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-08-01","end":"2012-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":0,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2012Q1"}]}},"RoyaltyExpense":{"label":"Royalty Expense","description":"Amount of expense related to royalty payments under a contractual arrangement such as payment for mineral and drilling rights and use of technology or intellectual property.","units":{"USD":[{"start":"2017-02-01","end":"2017-10-31","val":150000,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":150000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"RoyaltyGuaranteesCommitmentsAmount":{"label":"Royalty Guarantees, Commitments, Amount","description":"The amount the entity has committed to make for future royalty guarantees.","units":{"USD":[{"end":"2017-11-29","val":233333,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"}]}},"SalesAndExciseTaxPayableCurrent":{"label":"Sales and Excise Tax Payable, Current","description":"Carrying value as of the balance sheet date of liabilities incurred through that date and payable for statutory sales and use taxes, including value added tax. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).","units":{"USD":[{"end":"2016-01-31","val":5215,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015Q4I"},{"end":"2017-01-31","val":5468,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":5468,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2018-01-31","val":6070,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":6070,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":6288,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"SalesRevenueNet":{"label":"Revenue, Net (Deprecated 2018-01-31)","description":"Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.","units":{"USD":[{"start":"2011-02-01","end":"2011-07-31","val":67873,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-05-01","end":"2011-07-31","val":37932,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2011Q2"},{"start":"2011-02-01","end":"2011-10-31","val":89025,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":21446,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2011Q3"},{"start":"2011-02-01","end":"2012-01-31","val":193505,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":26122,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":92308,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":92308,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-05-01","end":"2012-07-31","val":65622,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-05-01","end":"2012-07-31","val":65622,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2012Q2"},{"start":"2012-02-01","end":"2012-10-31","val":151502,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":151502,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-08-01","end":"2012-10-31","val":59254,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-08-01","end":"2012-10-31","val":59254,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2012Q3"},{"start":"2012-02-01","end":"2013-01-31","val":566508,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":566508,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":93566,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":93566,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":297351,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":297351,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-05-01","end":"2013-07-31","val":203785,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-05-01","end":"2013-07-31","val":203785,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2013Q2"},{"start":"2013-02-01","end":"2013-10-31","val":414872,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":414872,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-08-01","end":"2013-10-31","val":117521,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-08-01","end":"2013-10-31","val":117521,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2013Q3"},{"start":"2013-02-01","end":"2014-01-31","val":639107,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":639107,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":119814,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":119814,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":284800,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":284800,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-05-01","end":"2014-07-31","val":164986,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-05-01","end":"2014-07-31","val":164986,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-02-01","end":"2014-10-31","val":430590,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":430590,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":145790,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-08-01","end":"2014-10-31","val":145790,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2014Q3"},{"start":"2014-02-01","end":"2015-01-31","val":557212,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":557212,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":259366,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":259366,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":620409,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":620409,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":361043,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":361043,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":938157,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":938157,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":317748,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-08-01","end":"2015-10-31","val":317748,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":1389414,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":1389414,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":447627,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":447627,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":740638,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":740638,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":293011,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":293011,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":1292132,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":1292132,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":551494,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":551494,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":1842065,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":1842065,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":455160,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":455160,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":1125716,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":670556,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-02-01","end":"2017-10-31","val":1746644,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-08-01","end":"2017-10-31","val":620928,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3"},{"start":"2017-02-01","end":"2018-01-31","val":2859884,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":826984,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"ShareBasedCompensation":{"label":"Share-based Payment Arrangement, Noncash Expense","description":"Amount of noncash expense for share-based payment arrangement.","units":{"USD":[{"start":"2011-02-01","end":"2011-07-31","val":265490,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-02-01","end":"2011-10-31","val":262657,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-02-01","end":"2012-01-31","val":260031,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2012-02-01","end":"2012-04-30","val":0,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":3107,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":3107,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2012-10-31","val":31809,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":31809,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":238268,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":238268,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":73351,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":73351,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":479473,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":479473,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-02-01","end":"2013-10-31","val":606561,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":606561,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-02-01","end":"2014-01-31","val":731615,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":731615,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":67823,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":67823,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":120711,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":120711,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-02-01","end":"2014-10-31","val":2094586,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":2094586,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-02-01","end":"2015-01-31","val":3318241,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":3318241,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":1217983,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":1217983,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":2612508,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":2612508,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":1234627,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":4391276,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":4391276,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":1613117,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":5632267,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":5632267,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":1143238,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":1143238,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":2813504,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":2828562,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":1654549,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":1645549,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":4038330,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":4038330,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":1224826,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":1224826,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":5348647,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":5348647,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":1683129,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":1683129,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":2236572,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":553985,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-02-01","end":"2017-10-31","val":2376824,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-08-01","end":"2017-10-31","val":134177,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3"},{"start":"2017-02-01","end":"2018-01-31","val":2519792,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":96289,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExpirations":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Expirations","description":"Number of shares under non-option equity instrument agreements for which rights to exercise lapsed.","units":{"shares":[{"start":"2016-02-01","end":"2017-01-31","val":18188,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding, Number","description":"Number of equity instruments other than options outstanding, including both vested and non-vested instruments.","units":{"shares":[{"end":"2017-01-31","val":1627010,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016Q4I"}]}},"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":"2016-04-30","val":1142021,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":1373952,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":1431758,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":1709238,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016Q4I"},{"end":"2017-04-30","val":3072043,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":3206179,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":3237423,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":3316167,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"},{"end":"2018-04-30","val":3358661,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2016-04-30","val":5.28,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":5.2,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":5.18,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":5.26,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016Q4I"},{"end":"2017-04-30","val":3.89,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":3.94,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":3.94,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":3.87,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"},{"end":"2018-04-30","val":3.88,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2015-02-01","end":"2016-01-31","val":22250,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2015-02-01","end":"2016-01-31","val":22250,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2016-01-31","val":22250,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":22250,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":1375,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":1375,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":93875,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":93875,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":93875,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2016-02-01","end":"2017-01-31","val":93875,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2017-01-31","val":93875,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":93875,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-10-31","val":15000,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":15000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"start":"2017-02-01","end":"2018-01-31","val":15000,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":1250,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price","description":"Weighted average price of options that were either forfeited or expired.","units":{"USD/shares":[{"start":"2017-02-01","end":"2018-01-31","val":9.37,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"start":"2017-02-01","end":"2018-01-31","val":9.37,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":8.87,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"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":"2015-02-01","end":"2016-01-31","val":3750,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2015-02-01","end":"2016-01-31","val":3750,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2016-01-31","val":3750,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":3750,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":52500,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":70000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":70000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":70000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":70000,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2016-02-01","end":"2017-01-31","val":70000,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2017-01-31","val":70000,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":70000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross","description":"Gross number of share options (or share units) granted during the period.","units":{"shares":[{"start":"2015-02-01","end":"2016-01-31","val":422399,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2015-02-01","end":"2016-01-31","val":422399,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2016-01-31","val":422399,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":422399,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":10000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":10000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":10000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":260000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":260000,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2016-02-01","end":"2017-01-31","val":260000,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2017-01-31","val":260000,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":260000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":1200000,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":1200000,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":1200000,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":1200000,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"start":"2017-02-01","end":"2018-01-31","val":1200000,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017"}]}},"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":"2015-02-01","end":"2016-01-31","val":4.15,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2015-02-01","end":"2016-01-31","val":4.15,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2016-01-31","val":4.15,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":4.15,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":1.41,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":1.41,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":1.41,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":1.41,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":1.41,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":0.89,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":0.89,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":0.89,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":0.89,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"start":"2017-02-01","end":"2018-01-31","val":0.89,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017"}]}},"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":"2016-01-31","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q4I"},{"end":"2016-04-30","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-07-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q2I"},{"end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2015-01-31","val":1794875,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2015-01-31","val":1794875,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2015-01-31","val":1794875,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2015-01-31","val":1794875,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2014Q4I"},{"end":"2016-01-31","val":2191274,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":2191274,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":2191274,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":2191274,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2016-01-31","val":2191274,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2016-01-31","val":2191274,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2016-01-31","val":2191274,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2016-01-31","val":2191274,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2015Q4I"},{"end":"2016-04-30","val":2147399,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":2129899,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":2037399,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":2287399,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":2287399,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":2287399,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":2287399,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":2287399,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2017-01-31","val":2287399,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2016Q4I"},{"end":"2017-04-30","val":3487399,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":3487399,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":3472399,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":3472399,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":3472399,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":3471149,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2015-01-31","val":5.48,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2015-01-31","val":5.48,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2015-01-31","val":5.48,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2015-01-31","val":5.48,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2014Q4I"},{"end":"2016-01-31","val":5.12,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":5.12,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":5.12,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":5.12,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2016-01-31","val":5.12,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2016-01-31","val":5.12,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2016-01-31","val":5.12,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2016-01-31","val":5.12,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2015Q4I"},{"end":"2016-04-30","val":5.1,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":5.1,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":5.1,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":4.78,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":4.78,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":4.78,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":4.78,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":4.78,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2017-01-31","val":4.78,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2016Q4I"},{"end":"2017-04-30","val":3.87,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":3.87,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":3.85,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":3.85,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":3.85,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":3.84,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost":{"label":"Share-based Payment Arrangement, Plan Modification, Incremental Cost","description":"An excess of the fair value of the modified award over the fair value of the award immediately before the modification.","units":{"USD":[{"start":"2012-02-01","end":"2013-01-31","val":20000,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":20000,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2012-02-01","end":"2013-01-31","val":20000,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2013-01-31","val":20000,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":20000,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2015-02-01","end":"2016-01-31","val":63000,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2015"}]}},"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":"2015-02-01","end":"2016-01-31","val":22.81,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2015-02-01","end":"2016-01-31","val":22.81,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2016-01-31","val":22.81,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":22.81,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":10,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":10,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":5.19,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":5.19,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":5.19,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2016-02-01","end":"2017-01-31","val":5.19,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2017-01-31","val":5.19,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":5.19,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-10-31","val":10,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":10,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"start":"2017-02-01","end":"2018-01-31","val":10,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":10,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"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":"2015-02-01","end":"2016-01-31","val":4.48,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2015-02-01","end":"2016-01-31","val":4.48,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2016-01-31","val":4.48,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":4.48,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":5.12,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":5.12,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":5.12,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":5.12,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":5.12,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2016-02-01","end":"2017-01-31","val":5.12,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2017-01-31","val":5.12,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":5.12,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"}]}},"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":"2015-02-01","end":"2016-01-31","val":4.48,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2015-02-01","end":"2016-01-31","val":4.48,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2016-01-31","val":4.48,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":4.48,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":2.5,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":2.5,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":2.5,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":2.21,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":2.21,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2016-02-01","end":"2017-01-31","val":2.21,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2017-01-31","val":2.21,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":2.21,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":2.14,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":2.14,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":2.14,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":2.14,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"start":"2017-02-01","end":"2018-01-31","val":2.14,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017"}]}},"ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions":{"label":"Share-based Payment Arrangement, Option, Exercise Price Range, Shares Outstanding","description":"The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices.","units":{"shares":[{"end":"2016-04-30","val":2147399,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":2129899,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":2037399,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":2287399,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016Q4I"},{"end":"2017-04-30","val":3487399,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":3487399,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":3472399,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":3472399,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"},{"end":"2018-04-30","val":3471149,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"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":"2016-01-31","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q4I"},{"end":"2016-04-30","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016Q4I"},{"end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Option, Nonvested, Weighted Average Exercise Price","description":"Weighted average grant-date fair value of non-vested options outstanding.","units":{"USD/shares":[{"end":"2015-01-31","val":8.4,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2014Q4I"},{"end":"2016-01-31","val":8.4,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":8.4,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":8.4,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":7.86,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2016-01-31","val":7.86,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2016-01-31","val":7.86,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2016-01-31","val":7.86,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2015Q4I"},{"end":"2017-01-31","val":1.41,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":1.41,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":1.41,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":6.96,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2017-01-31","val":6.96,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2016Q4I"},{"end":"2017-10-31","val":4.85,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":4.85,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":4.85,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":4.85,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Number of Shares","description":"Number of options vested.","units":{"shares":[{"start":"2016-02-01","end":"2016-04-30","val":1142021,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":1373952,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":1431758,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":1709238,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":3072043,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":3206179,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":3237423,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":3316167,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":3358661,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"SharePrice":{"label":"Share Price","description":"Price of a single share of a number of saleable stocks of a company.","units":{"USD/shares":[{"end":"2015-12-23","val":4,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2015-12-23","val":4,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q4I"},{"end":"2016-01-31","val":2.79,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016Q4I"}]}},"SharesIssuedPricePerShare":{"label":"Shares Issued, Price Per Share","description":"Per share or per unit amount of equity securities issued.","units":{"USD/shares":[{"end":"2017-01-12","val":1.04,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016Q4I"},{"end":"2018-01-31","val":1.04,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017Q4I"}]}},"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":"2011-01-31","val":85301,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2011-01-31","val":85301,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2010Q4I"},{"end":"2011-07-31","val":-89770,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"end":"2011-07-31","val":-89770,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2011-07-31","val":-89770,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q2I"},{"end":"2011-10-31","val":-97670,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2011Q3I"},{"end":"2012-01-31","val":-113735,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"end":"2012-01-31","val":-38430,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"end":"2012-01-31","val":-38430,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"end":"2012-01-31","val":-38430,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2012-01-31","val":-38430,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2012-01-31","val":-38430,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2012-01-31","val":-38430,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2012-01-31","val":-38430,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2011Q4I"},{"end":"2012-04-30","val":152324,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2012Q1I"},{"end":"2012-07-31","val":170600,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q2I"},{"end":"2012-10-31","val":166726,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2012Q3I"},{"end":"2013-01-31","val":183252,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"end":"2013-01-31","val":183252,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"end":"2013-01-31","val":183252,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-01-31","val":183252,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-01-31","val":183252,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2013-01-31","val":183252,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2013-01-31","val":183252,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2013-01-31","val":183252,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2013-01-31","val":183252,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2012Q4I"},{"end":"2013-04-30","val":260221,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2013Q1I"},{"end":"2013-07-31","val":-896401,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"end":"2013-07-31","val":-846401,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2013Q2I"},{"end":"2013-10-31","val":-478075,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"end":"2013-10-31","val":-478075,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2013Q3I"},{"end":"2014-01-31","val":-1329338,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"end":"2014-01-31","val":-1329338,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"end":"2014-01-31","val":-1329338,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"end":"2014-01-31","val":-1329338,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"end":"2014-01-31","val":-1329338,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2014-01-31","val":1675292,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2014-01-31","val":-1329338,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2013Q4I"},{"end":"2014-04-30","val":-1780225,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2014Q1I"},{"end":"2014-07-31","val":-30196501,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2014Q2I"},{"end":"2014-10-31","val":-14856003,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2014Q3I"},{"end":"2015-01-31","val":-2224180,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"end":"2015-01-31","val":-2224180,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"end":"2015-01-31","val":-2224180,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"end":"2015-01-31","val":-2224180,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"end":"2015-01-31","val":-2224180,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2015-01-31","val":-2224180,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2015-01-31","val":-2224180,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2015-01-31","val":-2224180,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2015-01-31","val":-2224180,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2014Q4I"},{"end":"2015-04-30","val":436410,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1I"},{"end":"2015-07-31","val":-148816,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2015Q2I"},{"end":"2015-10-31","val":-444074,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2015Q3I"},{"end":"2016-01-31","val":4587086,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"end":"2016-01-31","val":4587086,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"end":"2016-01-31","val":4587086,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"end":"2016-01-31","val":4587086,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"end":"2016-01-31","val":4587086,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2016-01-31","val":4587086,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2016-01-31","val":4587086,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2016-01-31","val":4587086,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2015Q4I"},{"end":"2016-04-30","val":3190229,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1I"},{"end":"2016-07-31","val":1558715,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2I"},{"end":"2016-10-31","val":420941,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3I"},{"end":"2017-01-31","val":1320514,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"end":"2017-01-31","val":1320514,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"end":"2017-01-31","val":1320514,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"end":"2017-01-31","val":1320514,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"end":"2017-01-31","val":1320514,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2017-01-31","val":1320514,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2016Q4I"},{"end":"2017-04-30","val":5777461,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":4705221,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":3942334,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3I"},{"end":"2018-01-31","val":3962371,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"end":"2018-01-31","val":3962371,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q4I"},{"end":"2018-04-30","val":3946415,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1I"}]}},"StockIssued1":{"label":"Stock Issued","description":"The fair value of stock issued in noncash financing activities.","units":{"USD":[{"start":"2015-02-01","end":"2015-04-30","val":12000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":12000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":12000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":12000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":0,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":0,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":0,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2016-10-31","val":0,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":654637,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":654637,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":654637,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":654637,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":654637,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"StockIssuedDuringPeriodSharesNewIssues":{"label":"Stock Issued During Period, Shares, New Issues","description":"Number of new stock issued during the period.","units":{"shares":[{"start":"2015-12-01","end":"2015-12-23","val":1875000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-12-01","end":"2015-12-23","val":1875000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q4I"},{"start":"2016-02-01","end":"2017-01-31","val":288462,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2016"}]}},"StockIssuedDuringPeriodValueAcquisitions":{"label":"Stock Issued During Period, Value, Acquisitions","description":"Value of stock issued pursuant to acquisitions during the period.","units":{"USD":[{"start":"2012-02-01","end":"2013-01-31","val":616291,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2012-02-01","end":"2013-01-31","val":616291,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":616291,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-02-01","end":"2013-01-31","val":616291,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2012-02-01","end":"2013-01-31","val":616291,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"}]}},"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":"2014-02-01","end":"2015-01-31","val":140000,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":140000,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2014-02-01","end":"2015-01-31","val":140000,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":149593,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":172255,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":237064,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2016-01-31","val":237064,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":237064,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2015-02-01","end":"2016-01-31","val":237064,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2016-01-31","val":237064,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":237064,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2017-01-31","val":228281,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":228281,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2016-02-01","end":"2017-01-31","val":228281,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2017-01-31","val":228281,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"}]}},"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":"2014-02-01","end":"2015-01-31","val":274823,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":274823,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2014-02-01","end":"2015-01-31","val":274823,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-07-31","val":283419,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-10-31","val":280231,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2016-01-31","val":775147,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":6936450,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2015-02-01","end":"2016-01-31","val":6936450,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2016-01-31","val":6936450,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":6936450,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"}]}},"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":"2012-02-01","end":"2013-01-31","val":42206,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-02-01","end":"2013-01-31","val":42206,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-07-31","val":89250,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2015-02-01","end":"2016-01-31","val":12000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2015-02-01","end":"2016-01-31","val":12000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2016-01-31","val":12000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":12000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"}]}},"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":"2015-12-01","end":"2015-12-23","val":7500000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-12-01","end":"2015-12-23","val":7500000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q4I"},{"start":"2015-02-01","end":"2016-01-31","val":7500000,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":7500000,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2015-02-01","end":"2016-01-31","val":7500000,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2016-01-31","val":7500000,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":7500000,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2017-01-31","val":1955003,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":1955003,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2016-02-01","end":"2017-01-31","val":1955003,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-02-01","end":"2017-01-31","val":1955003,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":0,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":0,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-02-01","end":"2017-10-31","val":0,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-02-01","end":"2018-01-31","val":0,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01"},{"start":"2017-02-01","end":"2018-01-31","val":0,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017"}]}},"StockIssuedDuringPeriodValueShareBasedCompensationGross":{"label":"Shares Issued, Value, Share-based Payment Arrangement, before Forfeiture","description":"Value, before forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP).","units":{"USD":[{"start":"2015-02-01","end":"2016-01-31","val":2342829,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2015-02-01","end":"2016-01-31","val":2342829,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-02-01","end":"2016-01-31","val":2342829,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-02-01","end":"2016-01-31","val":2342829,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"}]}},"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":"2010-08-01","end":"2010-10-31","val":9010000,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09","frame":"CY2010Q3"},{"start":"2010-08-01","end":"2011-01-31","val":9010000,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2010-11-01","end":"2011-01-31","val":9010000,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2010Q4"},{"start":"2010-08-01","end":"2011-04-30","val":9010000,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2011-02-01","end":"2011-04-30","val":9010000,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19","frame":"CY2011Q1"},{"start":"2011-02-01","end":"2011-07-31","val":6500193,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2011-05-01","end":"2011-07-31","val":6572442,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19","frame":"CY2011Q2"},{"start":"2011-02-01","end":"2011-10-31","val":8625919,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2011-08-01","end":"2011-10-31","val":9010000,"accn":"0001062993-11-004832","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-12-09"},{"start":"2011-08-01","end":"2011-10-31","val":12801740,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17","frame":"CY2011Q3"},{"start":"2011-02-01","end":"2012-01-31","val":9702823,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2011"},{"start":"2011-08-01","end":"2012-01-31","val":9010000,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12"},{"start":"2011-11-01","end":"2012-01-31","val":9010000,"accn":"0001062993-12-000823","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-03-12","frame":"CY2011Q4"},{"start":"2011-08-01","end":"2012-04-30","val":9010000,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":9010000,"accn":"0001062993-12-002164","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-06-19"},{"start":"2012-02-01","end":"2012-04-30","val":13018887,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19","frame":"CY2012Q1"},{"start":"2012-02-01","end":"2012-07-31","val":13201269,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-02-01","end":"2012-07-31","val":13201269,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2012-05-01","end":"2012-07-31","val":13377704,"accn":"0001062993-12-003702","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-09-19"},{"start":"2012-05-01","end":"2012-07-31","val":13377704,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23","frame":"CY2012Q2"},{"start":"2012-02-01","end":"2012-10-31","val":22398367,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-02-01","end":"2012-10-31","val":22398367,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2012-08-01","end":"2012-10-31","val":27092391,"accn":"0001062993-12-005464","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-12-17"},{"start":"2012-08-01","end":"2012-10-31","val":27092391,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23","frame":"CY2012Q3"},{"start":"2012-02-01","end":"2013-01-31","val":20363483,"accn":"0001062993-13-002640","fy":2013,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-02-01","end":"2013-01-31","val":20363483,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15","frame":"CY2012"},{"start":"2013-02-01","end":"2013-04-30","val":28944191,"accn":"0001062993-13-003107","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-06-19"},{"start":"2013-02-01","end":"2013-04-30","val":28944191,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23","frame":"CY2013Q1"},{"start":"2013-02-01","end":"2013-07-31","val":30021276,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-02-01","end":"2013-07-31","val":30021276,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2013-05-01","end":"2013-07-31","val":31063239,"accn":"0001062993-13-004755","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-09-23"},{"start":"2013-05-01","end":"2013-07-31","val":31063239,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15","frame":"CY2013Q2"},{"start":"2013-02-01","end":"2013-10-31","val":30699038,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-02-01","end":"2013-10-31","val":30699038,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-08-01","end":"2013-10-31","val":32032462,"accn":"0001062993-13-006431","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-12-23"},{"start":"2013-08-01","end":"2013-10-31","val":32032462,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2013Q3"},{"start":"2013-02-01","end":"2014-01-31","val":31418517,"accn":"0001062993-14-003054","fy":2014,"fp":"FY","form":"10-K","filed":"2014-05-15"},{"start":"2013-02-01","end":"2014-01-31","val":31418517,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":34151397,"accn":"0001062993-14-003837","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-06-23"},{"start":"2014-02-01","end":"2014-04-30","val":34151397,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":35042574,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-02-01","end":"2014-07-31","val":876064,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-05-01","end":"2014-07-31","val":35904691,"accn":"0001062993-14-005517","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-09-15"},{"start":"2014-05-01","end":"2014-07-31","val":897617,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-02-01","end":"2014-10-31","val":35530595,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":888265,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":196063987,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-08-01","end":"2014-10-31","val":4901600,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2014Q3"},{"start":"2014-02-01","end":"2015-01-31","val":36146353,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":903659,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":41861279,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":1046532,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":1103104,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":1103104,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":1157826,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":1157826,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":1302714,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":1302714,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":1695437,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-08-01","end":"2015-10-31","val":1695437,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":1881901,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":1881901,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":6072482,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":6072482,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":6072482,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":6072482,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":6072482,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":6072482,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":6092688,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":6092688,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":9240272,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2018-01-31","val":10073504,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"}]}},"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":"2015-02-01","end":"2015-04-30","val":1046532,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":1103104,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":1157826,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":1302714,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":1695437,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2016-02-01","end":"2016-04-30","val":6072482,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":6072482,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":6072482,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":6072482,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":6072482,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":6072482,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":6072482,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":6072482,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":6072482,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":6092688,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":9240272,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":9800363,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":10342191,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-02-01","end":"2017-10-31","val":9982957,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-08-01","end":"2017-10-31","val":10342191,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3"},{"start":"2017-02-01","end":"2018-01-31","val":10073504,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":10342191,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}},"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":"2013-02-01","end":"2013-10-31","val":30699038,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2013-08-01","end":"2013-10-31","val":32032462,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15","frame":"CY2013Q3"},{"start":"2013-02-01","end":"2014-01-31","val":31418517,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30","frame":"CY2013"},{"start":"2014-02-01","end":"2014-04-30","val":34151397,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15","frame":"CY2014Q1"},{"start":"2014-02-01","end":"2014-07-31","val":876064,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2014-05-01","end":"2014-07-31","val":897617,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14","frame":"CY2014Q2"},{"start":"2014-02-01","end":"2014-10-31","val":35530595,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-02-01","end":"2014-10-31","val":888265,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2014-08-01","end":"2014-10-31","val":36403554,"accn":"0001062993-14-007116","fy":2015,"fp":"Q3","form":"10-Q","filed":"2014-12-15"},{"start":"2014-08-01","end":"2014-10-31","val":910089,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11","frame":"CY2014Q3"},{"start":"2014-02-01","end":"2015-01-31","val":36146353,"accn":"0001062993-15-002282","fy":2015,"fp":"FY","form":"10-K","filed":"2015-04-30"},{"start":"2014-02-01","end":"2015-01-31","val":903659,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":41861279,"accn":"0001062993-15-003387","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-15"},{"start":"2015-02-01","end":"2015-04-30","val":1046532,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14","frame":"CY2015Q1"},{"start":"2015-02-01","end":"2015-07-31","val":1103104,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-02-01","end":"2015-07-31","val":1103104,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":1157826,"accn":"0001062993-15-005016","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-14"},{"start":"2015-05-01","end":"2015-07-31","val":1157826,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14","frame":"CY2015Q2"},{"start":"2015-02-01","end":"2015-10-31","val":1302714,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-02-01","end":"2015-10-31","val":1302714,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2015-08-01","end":"2015-10-31","val":1695437,"accn":"0001062993-15-006625","fy":2016,"fp":"Q3","form":"10-Q","filed":"2015-12-11"},{"start":"2015-08-01","end":"2015-10-31","val":1695437,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14","frame":"CY2015Q3"},{"start":"2015-02-01","end":"2016-01-31","val":1881901,"accn":"0001062993-16-009281","fy":2016,"fp":"FY","form":"10-K","filed":"2016-04-29"},{"start":"2015-02-01","end":"2016-01-31","val":1881901,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27","frame":"CY2015"},{"start":"2016-02-01","end":"2016-04-30","val":6072482,"accn":"0001144204-16-108226","fy":2017,"fp":"Q1","form":"10-Q","filed":"2016-06-14"},{"start":"2016-02-01","end":"2016-04-30","val":6072482,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1"},{"start":"2016-02-01","end":"2016-07-31","val":6072482,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-02-01","end":"2016-07-31","val":6072482,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":6072482,"accn":"0001144204-16-123913","fy":2017,"fp":"Q2","form":"10-Q","filed":"2016-09-14"},{"start":"2016-05-01","end":"2016-07-31","val":6072482,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2016Q2"},{"start":"2016-02-01","end":"2016-10-31","val":6072482,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-02-01","end":"2016-10-31","val":6072482,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":6072482,"accn":"0001144204-16-139516","fy":2017,"fp":"Q3","form":"10-Q","filed":"2016-12-14"},{"start":"2016-08-01","end":"2016-10-31","val":6072482,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2016Q3"},{"start":"2016-02-01","end":"2017-01-31","val":6092688,"accn":"0001144204-17-022377","fy":2017,"fp":"FY","form":"10-K","filed":"2017-04-27"},{"start":"2016-02-01","end":"2017-01-31","val":6092688,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2016"},{"start":"2017-02-01","end":"2017-04-30","val":9240272,"accn":"0001144204-17-032587","fy":2018,"fp":"Q1","form":"10-Q","filed":"2017-06-14"},{"start":"2017-02-01","end":"2017-04-30","val":9240272,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2017Q1"},{"start":"2017-02-01","end":"2017-07-31","val":9800363,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14"},{"start":"2017-05-01","end":"2017-07-31","val":10342191,"accn":"0001144204-17-048060","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2"},{"start":"2017-02-01","end":"2017-10-31","val":9982957,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14"},{"start":"2017-08-01","end":"2017-10-31","val":10342191,"accn":"0001144204-17-063748","fy":2018,"fp":"Q3","form":"10-Q","filed":"2017-12-14","frame":"CY2017Q3"},{"start":"2017-02-01","end":"2018-01-31","val":10073504,"accn":"0001144204-18-024496","fy":2018,"fp":"FY","form":"10-K","filed":"2018-05-01","frame":"CY2017"},{"start":"2018-02-01","end":"2018-04-30","val":10342191,"accn":"0001144204-18-034218","fy":2019,"fp":"Q1","form":"10-Q","filed":"2018-06-14","frame":"CY2018Q1"}]}}}}}