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Summary of Significant Accounting Policies - Concentrations of Credit Risk (Details Narrative)
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12 Months Ended | ||
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Apr. 30, 2013
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Apr. 30, 2012
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Apr. 30, 2011
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Accounts Receivable
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| One customer percentage | 19.00% | 16.00% | |
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Revenues
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| One customer percentage | 9.00% | 11.00% | 11.00% |
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- Definition
For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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