Interest Expense on Convertible Notes (Detail) - USD ($)	3 Months Ended			6 Months Ended
	Sep. 30, 2015	Jun. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Schedule Of Debt Instrument Interest Expense [Line Items]
Interest expense	$ 68,818	$ 109,949	$ 329,258	$ 429,220	$ 606,125
Convertible Notes Payable
Schedule Of Debt Instrument Interest Expense [Line Items]
Interest expense	66,102		52,856	131,571	77,881
Amortization of loan fees and discount	73,568		60,884	144,219	97,322
Interest expense, debt	$ 139,670		$ 113,740	$ 275,790	$ 175,203