NET INCOME PER SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Numerator: [Abstract]
Income from continuing operations	$ 6,995	$ 5,074
Loss from discontinued operations, net of tax	0	(359)
Net income	$ 6,995	$ 4,715
Weighted average common shares outstanding [Abstract]
Basic (in shares)	22,624,000	22,408,000
Effect of dilutive securities: [Abstract]
Stock options (in shares)	0	2,000
Restricted stock units (in shares)	254,000	202,000
Warrants (in shares)	1,000	25,000
Diluted (in shares)	22,879,000	22,637,000
Basic [Abstract]
Continuing operations (in dollars per share)	$ 0.31	$ 0.23
Discontinued operations (in dollars per share)	0	(0.02)
Basic net income per share (in dollars per share)	0.31	0.21
Diluted [Abstract]
Continuing operations (in dollars per share)	0.31	0.23
Discontinued operations (in dollars per share)	0	(0.02)
Diluted net income per share (in dollars per share)	$ 0.31	$ 0.21
Restricted Stock Units (RSUs) [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted average number of shares underlying antidilutive securities (in shares)	0	0
Stock Options [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted average number of shares underlying antidilutive securities (in shares)	0	0
Warrants [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted average number of shares underlying antidilutive securities (in shares)	0	0