Net Income Per Share (Details) - USD ($)	3 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Net Income Per Share [Abstract]
Net income	$ 1,910,000	$ 3,949,000
Basic shares (in shares)	18,002,877	15,082,818
Effect of potentially dilutive securities (in shares)	885,136	838,549
Diluted shares (in shares)	18,888,013	15,921,367
Net income per share [Abstract]
Basic net income per share (in dollars per share)	$ 0.11	$ 0.26
Diluted net income per share (in dollars per share)	$ 0.10	$ 0.25
Options [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive shares excluded from computation of earnings per share (in shares)	2,722	1,837
Initial exercise price (in dollars per share)	$ 31.10	$ 25.51