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Summary of Company's Restricted Stock (Detail) (USD $)
 1 Months Ended 6 Months Ended 12 Months Ended
Jul. 31, 2014
Sep. 30, 2014
Mar. 31, 2014
Share-Based Compensation Arrangement By Share-Based Payment Award [Line Items]      
Unvested or unlapsed shares, Shares   907,407  
Granted, Shares   0  
Vested / lapsed, Shares   (611,111)  
Forfeited, Shares   0  
Unvested or unlapsed shares, Shares   296,296 907,407
Unvested or unlapsed shares, Average Life (In Years)   1 year 1 month 6 days 1 year 3 months 18 days
Granted, Average Life (In Years)   0 years  
Vested / lapsed, Average Life (In Years)   0 years  
Forfeited, Average Life (In Years)   0 years  
Unvested or unlapsed shares, Average Intrinsic Value   $ 0  
Granted, Average Intrinsic Value   $ 0  
Vetsed / lapsed, Average Intrinsic Value   $ 0  
Forfeited, Average Intrinsic Value   $ 0  
Unvested or unlapsed shares, Average Intrinsic Value   $ 0.06 $ 0
Unvested or unlapsed shares, Fair Value   $ 0.41  
Granted, Fair Value   $ 0  
Vested / lapsed, Fair Value $ 0.24 $ 0  
Forfeited, Fair Value   $ 0  
Unvested or unlapsed shares, Fair Value   $ 0.41 $ 0.41