Total Unrecognized Compensation Costs Related to Non-Vested Stock-Based Compensation Arrangements (Detail)	6 Months Ended
	Sep. 30, 2015 USD ($)
Common stock options
Employee Service Share -Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized [Line Items]
Unrecognized compensation cost	$ 155,393
Weighted Average Remaining Vesting Period	1 year 8 months 12 days
Restricted stock
Employee Service Share -Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized [Line Items]
Unrecognized compensation cost	$ 0
Weighted Average Remaining Vesting Period	0 years
ACO Plan restricted stock
Employee Service Share -Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized [Line Items]
Unrecognized compensation cost	$ 76
Weighted Average Remaining Vesting Period	4 days