FAIR VALUE OF FINANCIAL INSTRUMENTS (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Liabilities
Warrants	$ 267,800	$ 123,573
Interest rate swaps	4,281	7,183
Recurring basis | Total Fair Value Measurement
Liabilities
Warrants	267,800	123,573
Interest rate swaps	4,281	7,183
Recurring basis | Significant Other Observable Inputs (Level 2)
Liabilities
Interest rate swaps	4,281	7,183
Recurring basis | Significant Unobservable Inputs (Level 3)
Liabilities
Warrants	$ 267,800	$ 123,573