VARIABLE INTEREST ENTITIES FAIR VALUE OF FINANCIAL INSTRUMENTS (Liabilities Measured on Recurring Basis) (Details) RSO (RSO [Member], Level 3 [Member], Derivative Financial Instruments, Liabilities [Member], USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
RSO [Member] | Level 3 [Member] | Derivative Financial Instruments, Liabilities [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	$ 12,000	$ 10,929
Unrealized losses – included in accumulated other comprehensive income	2,077	1,071
Ending balance	$ 14,077	$ 12,000