DERIVATIVES (Fair Value of Derivative Instruments Statements of Operation Location) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Derivative Instruments, Gain (Loss) [Line Items]
Derivative gain (loss)	$ (16,473)	$ 23,793	$ (2,562)	$ 34,090
Interest Rate Cap [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative gain (loss)	(39)	(437)	(161)	(697)
Compound embedded conversion option with 8.00% Notes [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative gain (loss)	(2,417)	13,330	1,287	17,370
Warrants Issued With 8.0% Notes [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative gain (loss)	(13,963)	10,336	(4,031)	14,987
Warrants issued in conjunction with contingent equity agreement [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative gain (loss)		2,259	301	4,125
Contingent put feature embedded in the 5.0% Notes [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative gain (loss)	$ (54)	$ (1,695)	$ 42	$ (1,695)