INCOME TAXES- Reconciliation of Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Income Tax Disclosure [Abstract]
Tax benefit at statutory rate	$ (11,275)	$ (12,464)	$ (108,143)	$ (25,508)
State tax expense (benefit), net of Federal taxes	(446)	43	(435)	168
Change in tax contingencies	1	2	3	5
Valuation allowance changes affecting income tax expense	4,715	14,295	42,501	33,651
Impairment of goodwill	2,385	0	43,362	0
Non-deductible transaction costs and other	69	54	168	168
Total income tax expense (benefit)	$ (4,551)	$ 1,930	$ (22,544)	$ 8,484