Interest Expense on Convertible Notes (Detail) - USD ($)	3 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Schedule Of Debt Instrument Interest Expense [Line Items]
Interest expense	$ 360,402	$ 276,867
Convertible Notes Payable
Schedule Of Debt Instrument Interest Expense [Line Items]
Interest expense	65,469	25,025
Amortization of loan fees and discount	70,651	36,438
Interest expense, debt	$ 136,120	$ 61,463