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Intangible Assets and Goodwill - Estimated future amortization expense (Details) (USD $)
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Jul. 31, 2012
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Apr. 30, 2012
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| Estimated future amortization expense related to intangible assets | ||
| Year ending April 30,2013 | $ 163,000 | |
| Year ending April 30,2014 | 134,000 | |
| Total estimated future amortization expense | $ 256,000 | $ 297,000 |
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- Definition
Amount of amortization expense expected to be recognized during the next fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of amortization expense expected to be recognized during the second fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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