INCOME TAXES - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Dec. 31, 2017
Income Tax Disclosure [Abstract]
Income tax benefit	$ 3,985	$ 25,860
Effective tax rate (as a percent)	30.00%
Income tax provision	$ 1,600		$ 1,500
Decrease in unrecognized tax benefit, reasonably possible within twelve months	1,600		$ 1,500
Decrease in unrecognized tax benefit which would reduce the income tax provision	$ 80,100