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Lease Commitments (Detail Textuals) |  | 12 Months Ended |
--- | --- | --- | ---
Feb. 07, 2013 USD ($) ft² | Apr. 30, 2015 USD ($) | Apr. 30, 2014 USD ($) | Apr. 30, 2013 USD ($) | Mar. 31, 2015 USD ($)
Operating Leased Assets [Line Items] |  |  |  |  |
Rental expenses |  | $ 1,268,000 | $ 2,213,000 | $ 2,509,000 |
Additional short term overlapping rent expense |  | $ 771,000 |  |  |
Citibank, N.A. (the "Sublandlord") |  |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |  |
Area of land for lease | ft² | 44,493 |  |  |  |
Base rent under the sublease agreement per annum | $ 1,468,269 |  |  |  |
Security deposit in cash | $ 489,423 |  |  |  |
Lease received |  |  |  |  | $ 122,355

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- Definition Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition The amount of revenue recognized for the period under subleasing arrangements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 55 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6584307&loc=d3e41620-112719 + Details
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- Definition The amount of an asset, typically cash, provided to a counterparty to provide certain assurance of performance by the entity pursuant to the terms of a written or oral agreement, such as a lease. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.8,17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Details
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