EARNINGS PER SHARE (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Basic and Diluted Shares Outstanding [Abstract]
Weighted average shares outstanding-basic (in shares)	7,504,000	7,914,000
Effect of dilutive shares (in shares)	55,000	71,000
Weighted average shares outstanding-diluted (in shares)	7,559,000	7,985,000
Calculation of Earnings Per Share - Basic [Abstract]
Net earnings	$ 9,477	$ 7,850
Net earnings attributable to participating securities	48	123
Net earnings attributable to common shareholders	9,429	7,727
Earnings per share - basic (in dollars per share)	$ 1.26	$ 0.98
Calculation of Earnings Per Share - Diluted [Abstract]
Add: undistributed earnings attributable to participating securities	0	0
Net earnings attributable to common shareholders- diluted	$ 9,429	$ 7,727
Earnings per share - diluted (in dollars per share)	$ 1.25	$ 0.97
Restricted Stock [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Restricted stock awards excluded from computation of diluted earnings (in shares)	78,165	77,115