TREASURY STOCK (Details) - USD ($) $ in Thousands	3 Months Ended		24 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	May 19, 2015
Equity, Class of Treasury Stock [Line Items]
Shares repurchased during the period, value	$ 100,000	$ 50,000
Share Repurchase Program, May 2015
Equity, Class of Treasury Stock [Line Items]
Stock authorized to repurchase under stock repurchase program (in shares)				20,000,000
Shares repurchased during the period (in shares)	2,780,433		16,006,995
Shares repurchased during the period, value	$ 100,000		$ 480,000
Stock remaining to be purchased (in shares)	3,993,005		3,993,005
Restricted stock units
Equity, Class of Treasury Stock [Line Items]
Shares repurchased during the period (in shares)	147,179
Shares repurchased during the period, value	$ 5,400