ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (''AOCI'') (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Reclassifications out of accumulated other comprehensive income (loss)
Provision for income taxes	$ (590)	$ (5,172)	$ (49,895)	$ (21,012)
Net income (loss)	45,615	7,433	(55,449)	(92,233)
Gains and losses on cash flow hedges | Interest Rate Swaps | Amounts reclassified from Accumulated Other Comprehensive Income (Loss)
Reclassifications out of accumulated other comprehensive income (loss)
Interest expense	(631)		(1,867)
Provision for income taxes	76		223
Net income (loss)	$ (555)		$ (1,644)