INCOME TAXES (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Income Tax Disclosure [Abstract]
Income tax expense	$ 13,809	$ 28,807
Effective income tax rate	36.70%	36.20%
Discrete tax benefit	$ 6,300		$ 6,500
Interest and penalties accrued related to unrecognized tax benefits	$ 1,900		$ 1,900