INCOME TAXES (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2016
Income Tax Disclosure [Abstract]
Income tax benefit (expense)	$ (3,043)	$ (779)	$ (16,817)	$ (2,274)
U.S. federal statutory tax rate, percentage			35.00%
Effective income tax rate			15.10%	1.30%
Accounting Standards Update 2016-16
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative-effect adjustment due to adoption of ASU No. 2016-16					$ 14,365
Retained Earnings | Accounting Standards Update 2016-16
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative-effect adjustment due to adoption of ASU No. 2016-16					$ 14,365