INCOME TAXES (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015
Income Tax Disclosure [Abstract]
Income tax benefit	$ 5,070	$ 40,021
Effective income tax rate percentage	(82.50%)	10930.00%
Unrecognized tax benefits	$ 6,300		$ 3,300
Net increase in unrecognized tax benefits	3,000
Unrecognized tax benefit that would affect tax rate if recognized	$ 4,800