INCOME TAXES (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Provision (benefit) for income taxes
Income tax benefit (expense)	$ 10,697	$ 1,887	$ 27,736	$ (4,820)
Net deferred tax liabilities	$ 352,700		$ 352,700		$ 344,300