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Summary of Significant Accounting Policies - Engineering and Research and Development (Details Narrative) (USD $)
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12 Months Ended | 3 Months Ended | ||
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Apr. 30, 2014
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Apr. 30, 2013
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Apr. 30, 2012
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Jan. 31, 2012
XcelaSAN
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| Revenues | $ 8,000 | |||
| Impairment of capitalized software | $ 2,387,000 | $ 2,387,000 | ||
| X | ||||||||||
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- Definition
The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Aggregate revenue during the period from sale of goods in the normal course of business, before deducting returns, allowances and discounts. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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