Net (Loss) Income Per Share (Details) - USD ($)	3 Months Ended		6 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Net (Loss) Income Per Share [Abstract]
Net income	$ (1,392,000)	$ 1,475,000	$ 518,000	$ 5,424,000
Basic shares (in shares)	18,215,783	15,975,437	18,109,912	15,531,566
Effect of potentially dilutive securities (in shares)	0	850,990	777,241	841,160
Diluted shares (in shares)	18,215,783	16,826,427	18,887,153	16,372,726
Net (loss) income per share [Abstract]
Basic net (loss) income per share (in dollars per share)	$ (0.08)	$ 0.09	$ 0.03	$ 0.35
Diluted net (loss) income per share (in dollars per share)	$ (0.08)	$ 0.09	$ 0.03	$ 0.33
Options [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive shares excluded from computation of earnings per share (in shares)	1,204,619	0	110,122	0
Exercise price of options, lower range (in dollars per share)	$ 4.17		$ 31.10
Exercise price of options, upper range (in dollars per share)	$ 31.13		31.13
Warrants [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive shares excluded from computation of earnings per share (in shares)	516,129	0		0
Exercise price of warrants (in dollars per share)	$ 7.75		$ 7.75