INCOME TAXES (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
INCOME TAXES [Abstract]
Gross liability related to uncertain tax positions	$ 72		$ 72
Impact of recognizing the unrecognized tax benefit	106		106
Accrued interest on income taxes	51	$ 47	51	$ 47
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Excess tax benefits and deficiencies	8,687	$ 7,348	27,310	$ 24,582
New Accounting Pronouncement, Early Adoption, Effect [Member] | Restatement Adjustment [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Excess tax benefits and deficiencies	$ (500)		$ (500)