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Cash Equivalents, and Short-term Investments","description":"Cash includes currency on hand as well as demand deposits with banks or financial institutions. It also includes other kinds of accounts that have the general characteristics of demand deposits in that the customer may deposit additional funds at any time and effectively may withdraw funds at any time without prior notice or penalty. Cash equivalents, excluding items classified as marketable securities, include short-term, highly liquid Investments that are both readily convertible to known amounts of cash, and so near their maturity that they present minimal risk of changes in value because of changes in interest rates. Generally, only investments with original maturities of three months or less qualify under that definition. Original maturity means original maturity to the entity holding the investment. For example, both a three-month US Treasury bill and a three-year Treasury note purchased three months from maturity qualify as cash equivalents. However, a Treasury note purchased three years ago does not become a cash equivalent when its remaining maturity is three months. Short-term investments, exclusive of cash equivalents, generally consist of marketable securities intended to be sold within one year (or the normal operating cycle if longer) and may include trading securities, available-for-sale securities, or held-to-maturity securities (if maturing within one year), as applicable.","units":{"USD":[{"end":"2013-04-30","val":3600,"accn":"0001609876-14-000041","fy":2014,"fp":"FY","form":"10-K","filed":"2014-08-22"},{"end":"2013-04-30","val":3600,"accn":"0001609876-15-000006","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-01-30"},{"end":"2013-04-30","val":3600,"accn":"0001609876-15-000017","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-23"},{"end":"2013-04-30","val":3600,"accn":"0001609876-15-000018","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-25"},{"end":"2013-04-30","val":3600,"accn":"0001609876-15-000039","fy":2015,"fp":"FY","form":"10-K","filed":"2015-09-03","frame":"CY2013Q1I"},{"end":"2013-06-30","val":3600,"accn":"0001609876-14-000057","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-26","frame":"CY2013Q2I"},{"end":"2014-04-30","val":358839,"accn":"0001609876-14-000041","fy":2014,"fp":"FY","form":"10-K","filed":"2014-08-22"},{"end":"2014-04-30","val":358839,"accn":"0001609876-15-000006","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-01-30"},{"end":"2014-04-30","val":358839,"accn":"0001609876-15-000017","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-23"},{"end":"2014-04-30","val":358839,"accn":"0001609876-15-000018","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-25"},{"end":"2014-04-30","val":355377,"accn":"0001609876-15-000039","fy":2015,"fp":"FY","form":"10-K","filed":"2015-09-03"},{"end":"2014-04-30","val":358839,"accn":"0001609876-15-000045","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-16","frame":"CY2014Q1I"},{"end":"2014-06-30","val":358839,"accn":"0001609876-14-000057","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-26","frame":"CY2014Q2I"},{"end":"2015-04-30","val":102691,"accn":"0001609876-15-000045","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-16","frame":"CY2015Q1I"}]}},"CashEquivalentsAtCarryingValue":{"label":"Cash Equivalents, at Carrying Value","description":"Amount of 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. 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for (Proceeds from) Investments","description":"The net cash paid (received) associated with the acquisition or disposal of all investments, including securities and other assets.","units":{"USD":[{"start":"2016-05-01","end":"2016-07-31","val":-44280,"accn":"0001662252-16-000296","fy":2017,"fp":"Q1","form":"10-Q/A","filed":"2016-12-19","frame":"CY2016Q2"},{"start":"2016-05-01","end":"2016-10-31","val":176479,"accn":"0001662252-16-000284","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-12-12"},{"start":"2016-05-01","end":"2016-10-31","val":176479,"accn":"0001662252-17-000250","fy":2018,"fp":"Q2","form":"10-Q","filed":"2017-12-21"},{"start":"2016-05-01","end":"2017-01-31","val":152023,"accn":"0001662252-17-000038","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-06"},{"start":"2016-05-01","end":"2017-01-31","val":152023,"accn":"0001662252-18-000058","fy":2018,"fp":"Q3","form":"10-Q/A","filed":"2018-04-19"},{"start":"2017-05-01","end":"2018-01-31","val":50000,"accn":"0001662252-18-000058","fy":2018,"fp":"Q3","form":"10-Q/A","filed":"2018-04-19"}]}},"PaymentsForRent":{"label":"Payments for Rent","description":"Cash payments to lessor's for use of assets under operating leases.","units":{"USD":[{"start":"2015-05-01","end":"2016-04-30","val":501,"accn":"0001662252-17-000189","fy":2017,"fp":"FY","form":"10-K/A","filed":"2017-09-08","frame":"CY2015"},{"start":"2016-05-01","end":"2017-04-30","val":8400,"accn":"0001662252-17-000189","fy":2017,"fp":"FY","form":"10-K/A","filed":"2017-09-08"},{"start":"2016-05-01","end":"2017-04-30","val":8400,"accn":"0001662252-18-000085","fy":2018,"fp":"FY","form":"10-K","filed":"2018-08-30","frame":"CY2016"},{"start":"2017-05-01","end":"2018-04-30","val":37078,"accn":"0001662252-18-000085","fy":2018,"fp":"FY","form":"10-K","filed":"2018-08-30"},{"start":"2017-05-01","end":"2018-04-30","val":37078,"accn":"0001662252-19-000059","fy":2019,"fp":"FY","form":"10-K","filed":"2019-11-19","frame":"CY2017"},{"start":"2018-05-01","end":"2019-04-30","val":55509,"accn":"0001662252-19-000059","fy":2019,"fp":"FY","form":"10-K","filed":"2019-11-19","frame":"CY2018"},{"start":"2019-05-01","end":"2020-04-30","val":20000,"accn":"0001477932-21-002490","fy":2020,"fp":"FY","form":"10-K","filed":"2021-04-19"},{"start":"2019-05-01","end":"2020-04-30","val":20000,"accn":"0001477932-21-002729","fy":2020,"fp":"FY","form":"10-K/A","filed":"2021-04-29","frame":"CY2019"}]}},"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":"2011-04-30","val":100,"accn":"0001554795-13-000161","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-18","frame":"CY2011Q1"}]}},"PaymentsOfDividends":{"label":"Payments of Dividends","description":"Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests.","units":{"USD":[{"start":"2014-05-01","end":"2015-04-30","val":16042,"accn":"0001609876-15-000039","fy":2015,"fp":"FY","form":"10-K","filed":"2015-09-03","frame":"CY2014"}]}},"PaymentsOfDividendsCommonStock":{"label":"Payments of Ordinary Dividends, Common Stock","description":"Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity.","units":{"USD":[{"start":"2014-05-01","end":"2015-04-30","val":16042,"accn":"0001609876-15-000039","fy":2015,"fp":"FY","form":"10-K","filed":"2015-09-03","frame":"CY2014"}]}},"PaymentsToAcquireBusinessesAndInterestInAffiliates":{"label":"Payments to Acquire Businesses and Interest in Affiliates","description":"The cash outflow associated with the acquisition of a controlling interest in another entity or an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, joint venture or equity method investment).","units":{"USD":[{"start":"2013-05-01","end":"2014-01-31","val":-8007,"accn":"0001376474-14-000052","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-17"}]}},"PaymentsToAcquireBusinessesGross":{"label":"Payments to Acquire Businesses, Gross","description":"The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.","units":{"USD":[{"start":"2016-05-01","end":"2017-01-31","val":160008,"accn":"0001662252-17-000038","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-03-06"}]}},"PaymentsToAcquireFurnitureAndFixtures":{"label":"Payments to Acquire Furniture and Fixtures","description":"The cash outflow for acquisition of furniture and fixtures.","units":{"USD":[{"start":"2014-05-01","end":"2015-01-31","val":1791,"accn":"0001662252-16-000292","fy":2016,"fp":"Q3","form":"10-Q/A","filed":"2016-12-19"}]}},"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":"2013-05-01","end":"2014-01-31","val":-9955,"accn":"0001609876-15-000017","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-23"},{"start":"2013-05-01","end":"2014-01-31","val":-9955,"accn":"0001609876-15-000018","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-25"},{"start":"2013-05-01","end":"2014-04-30","val":19511,"accn":"0001609876-15-000039","fy":2015,"fp":"FY","form":"10-K","filed":"2015-09-03","frame":"CY2013"},{"start":"2014-05-01","end":"2015-01-31","val":0,"accn":"0001609876-15-000017","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-23"},{"start":"2014-05-01","end":"2015-01-31","val":0,"accn":"0001609876-15-000018","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-25"},{"start":"2014-05-01","end":"2015-04-30","val":19511,"accn":"0001609876-15-000039","fy":2015,"fp":"FY","form":"10-K","filed":"2015-09-03","frame":"CY2014"},{"start":"2015-02-01","end":"2015-04-30","val":22591,"accn":"0001609876-15-000045","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-16","frame":"CY2015Q1"},{"start":"2015-05-01","end":"2015-07-31","val":22591,"accn":"0001609876-15-000045","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-16","frame":"CY2015Q2"},{"start":"2018-05-01","end":"2019-04-30","val":-85227,"accn":"0001477932-21-002490","fy":2020,"fp":"FY","form":"10-K","filed":"2021-04-19"},{"start":"2018-05-01","end":"2019-04-30","val":-85227,"accn":"0001477932-21-002729","fy":2020,"fp":"FY","form":"10-K/A","filed":"2021-04-29","frame":"CY2018"},{"start":"2019-05-01","end":"2020-04-30","val":0,"accn":"0001477932-21-002490","fy":2020,"fp":"FY","form":"10-K","filed":"2021-04-19"},{"start":"2019-05-01","end":"2020-04-30","val":0,"accn":"0001477932-21-002729","fy":2020,"fp":"FY","form":"10-K/A","filed":"2021-04-29","frame":"CY2019"},{"start":"2020-05-01","end":"2020-07-31","val":0,"accn":"0001376474-21-000440","fy":2022,"fp":"Q1","form":"10-Q","filed":"2021-11-29","frame":"CY2020Q2"},{"start":"2021-05-01","end":"2021-07-31","val":188556,"accn":"0001376474-21-000440","fy":2022,"fp":"Q1","form":"10-Q","filed":"2021-11-29","frame":"CY2021Q2"}]}},"PaymentsToAcquireInvestments":{"label":"Payments to Acquire Investments","description":"The cash outflow associated with the purchase of all investments (debt, security, other) during the period.","units":{"USD":[{"start":"2013-05-01","end":"2014-01-31","val":0,"accn":"0001609876-15-000017","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-23"},{"start":"2013-05-01","end":"2014-01-31","val":0,"accn":"0001609876-15-000018","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-25"},{"start":"2013-05-01","end":"2014-04-30","val":-7572,"accn":"0001609876-15-000039","fy":2015,"fp":"FY","form":"10-K","filed":"2015-09-03","frame":"CY2013"},{"start":"2014-05-01","end":"2015-01-31","val":9006,"accn":"0001609876-15-000017","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-23"},{"start":"2014-05-01","end":"2015-01-31","val":9006,"accn":"0001609876-15-000018","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-25"},{"start":"2014-05-01","end":"2015-04-30","val":0,"accn":"0001609876-15-000039","fy":2015,"fp":"FY","form":"10-K","filed":"2015-09-03","frame":"CY2014"}]}},"PaymentsToAcquireMortgageBackedSecuritiesMBSCategorizedAsAvailableForSale":{"label":"Payments to Acquire 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Alternate caption: Proceeds from Advances from 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Equity before Treasury Stock","description":"Total amount of stockholders' equity (deficit) items including stock value, paid in capital, retained earnings and including equity attributable to noncontrolling interests and before deducting the carrying value of treasury stock.","units":{"USD":[{"end":"2019-04-30","val":-680330,"accn":"0001477932-21-002729","fy":2020,"fp":"FY","form":"10-K/A","filed":"2021-04-29","frame":"CY2019Q1I"},{"end":"2019-04-30","val":-680330,"accn":"0001477932-21-002490","fy":2020,"fp":"FY","form":"10-K","filed":"2021-04-19"},{"end":"2020-04-30","val":-680330,"accn":"0001477932-21-003323","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-05-17","frame":"CY2020Q1I"},{"end":"2020-04-30","val":-680330,"accn":"0001477932-21-002729","fy":2020,"fp":"FY","form":"10-K/A","filed":"2021-04-29"},{"end":"2020-04-30","val":-680330,"accn":"0001477932-21-002490","fy":2020,"fp":"FY","form":"10-K","filed":"2021-04-19"},{"end":"2021-01-31","val":-680330,"accn":"0001477932-21-003323","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-05-17","frame":"CY2020Q4I"}]}},"StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest":{"label":"Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest","description":"Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. 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