ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Summary of Amounts Reclassified Out of AOCI) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Reclassifications out of accumulated other comprehensive income (loss)
Provision for income taxes	$ (65,233)	$ (2,284)
Net income (loss)	143,765	$ (105,959)
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges | Reclassification out of Accumulated Other Comprehensive Income
Reclassifications out of accumulated other comprehensive income (loss)
Provision for income taxes	(254)
Net income (loss)	351
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges | Interest Rate Swap | Reclassification out of Accumulated Other Comprehensive Income
Reclassifications out of accumulated other comprehensive income (loss)
Interest expense	$ 605