Warrants (Detail) - $ / shares	9 Months Ended
	Dec. 31, 2015	Oct. 14, 2015
Class of Warrant or Right [Line Items]
Exercise Price Per Share		$ 9.00
Warrants outstanding	1,525,611
Weighted average remaining contractual life	3 years 10 months 24 days
Warrants exercisable	1,525,611
Weighted average exercise price per share	$ 7.80
Warrant Exercise Price Range One 1.15
Class of Warrant or Right [Line Items]
Exercise Price Per Share	$ 1.15
Warrants outstanding	125,000
Weighted average remaining contractual life	7 months 6 days
Warrants exercisable	125,000
Weighted average exercise price per share	$ 1.15
Warrant Exercise Price Range Two 1.15
Class of Warrant or Right [Line Items]
Exercise Price Per Share	$ 1.15
Warrants outstanding	25,000
Weighted average remaining contractual life	7 months 6 days
Warrants exercisable	25,000
Weighted average exercise price per share	$ 1.15
Warrant Exercise Price Range Three 4.50
Class of Warrant or Right [Line Items]
Exercise Price Per Share	$ 4.50
Warrants outstanding	50,000
Weighted average remaining contractual life	7 months 6 days
Warrants exercisable	50,000
Weighted average exercise price per share	$ 4.50
Warrant Exercise Price Range Four 5.00
Class of Warrant or Right [Line Items]
Exercise Price Per Share	$ 5.00
Warrants outstanding	10,000
Weighted average remaining contractual life	1 year 9 months 18 days
Warrants exercisable	10,000
Weighted average exercise price per share	$ 5.00
Warrant Exercise Price Range Five 4.50
Class of Warrant or Right [Line Items]
Exercise Price Per Share	$ 4.50
Warrants outstanding	82,500
Weighted average remaining contractual life	2 years 1 month 6 days
Warrants exercisable	82,500
Weighted average exercise price per share	$ 4.50
Warrant Exercise Price Range Six 4.00
Class of Warrant or Right [Line Items]
Exercise Price Per Share	$ 4.00
Warrants outstanding	22,000
Weighted average remaining contractual life	2 years 1 month 6 days
Warrants exercisable	22,000
Weighted average exercise price per share	$ 4.00
Warrant Exercise Price Range Seven 9.00
Class of Warrant or Right [Line Items]
Exercise Price Per Share	$ 9.00
Warrants outstanding	1,111,111
Weighted average remaining contractual life	4 years 9 months 18 days
Warrants exercisable	1,111,111
Weighted average exercise price per share	$ 9.00
Warrant Exercise Price Range Ten 10.00
Class of Warrant or Right [Line Items]
Exercise Price Per Share	$ 10.00
Warrants outstanding	100,000
Weighted average remaining contractual life	2 years 7 months 6 days
Warrants exercisable	100,000
Weighted average exercise price per share	$ 10.00