SHARE REPURCHASE (Details) - Common Stock - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Sep. 30, 2015	Sep. 30, 2015	May. 13, 2015
SHARE REPURCHASE
Increase in number of shares authorized to be repurchased			6,717,683
Number of shares authorized to be repurchased			14,217,683
Repurchased common stock (in shares)	953,647	953,647
Repurchased common stock	$ 26,552	$ 26,552
Commissions	$ 10	$ 10
Shares repurchased under the share repurchase program	5,171,330	5,171,330
Number of shares of common stock remaining available for repurchase under the entity's share repurchase authorization	9,046,353	9,046,353