INCOME TAXES (Schedule of Income Tax Expense (Benefit)) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Components of the provision for income tax expense (benefit) [Abstract]
Current - Federal	$ 543	$ 17	$ 1,238
Current - Foreign	23,811	12,727	41,664
Current - State	7,379	9,550	3,864
Total current	31,733	22,294	46,766
Deferred - Federal	(355)	(10,827)	(852)
Deferred - Foreign	(8,278)	(4,249)	(14,606)
Deferred - State	(978)	(2,588)	(430)
Total deferred	(9,611)	(17,664)	(15,888)
Income tax expense (benefit)	$ 22,122	$ 4,630	$ 30,878