Warrants Outstanding (Detail) - 3 months ended Jun. 30, 2015 - $ / shares	Total
Class of Warrant or Right [Line Items]
Weighted Average Per Share Intrinsic Value, Outstanding	$ 0.46
Weighted Average Per Share Intrinsic Value, Granted	0
Weighted Average Per Share Intrinsic Value, Exercised	0
Weighted Average Per Share Intrinsic Value, Cancelled	0
Weighted Average Per Share Intrinsic Value, Outstanding	$ 0.31
Number of warrants, Outstanding	914,500
Number of warrants, Granted	0
Number of warrants, Exercised	0
Number of warrants, Cancelled	0
Number of warrants, Outstanding	914,500