Summary of Stock-Based Compensation Expense Related to Common Stock and Common Stock Option Awards (Detail) (USD $)
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3 Months Ended | 6 Months Ended | ||
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Sep. 30, 2014
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Sep. 30, 2013
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Sep. 30, 2014
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Sep. 30, 2013
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Summary Of Stock Based Compensation Expense Related To Common Stock and Common Stock Option Awards [Line Items] | ||||
Stock-based compensation expense | $ 856,519 | $ 568,708 | $ 975,658 | $ 2,121,012 |
Cost of services
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Summary Of Stock Based Compensation Expense Related To Common Stock and Common Stock Option Awards [Line Items] | ||||
Stock-based compensation expense | (17,822) | 86,630 | 10,921 | 575,509 |
General and administrative
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Summary Of Stock Based Compensation Expense Related To Common Stock and Common Stock Option Awards [Line Items] | ||||
Stock-based compensation expense | $ 874,341 | $ 482,078 | $ 964,737 | $ 1,545,503 |