CONVERTIBLE NOTES PAYABLE (Details) (USD $)	3 Months Ended			3 Months Ended	12 Months Ended
	Mar. 31, 2011	Mar. 31, 2012	Dec. 31, 2011	Mar. 31, 2012 Convertible Notes Payable [Member]	Dec. 31, 2011 Convertible Notes Payable [Member]	Dec. 20, 2011 Convertible Notes Payable [Member]	Jan. 31, 2007 Convertible Notes Payable [Member]
Convertible Notes Payable [Abstract]
Debt Instrument, Face Amount							$ 115,000,000
Debt Instrument, Interest Rate, Stated Percentage							3.75%
Debt Instrument, Convertible, Effective Interest Rate				6.03%
Additional non-cash interest expense	300,000
Redemption of convertible notes payable					114,100,000
Purchase of Convertible Notes Payable, Average Discount Rate					11.00%
Redemption Of Convertible Notes Payable at Par						24,000,000
Convertible Notes Payable		$ 930,000	$ 930,000