General (Details Textual) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011	Dec. 31, 2011
Net loss	$ 19,470,000	$ 59,447,000	$ (21,945,000)	$ 12,376,000
Derivative Instruments, Gain (Loss) on Derivative, Net			(23,000,000)	(18,900,000)
Net Cash Provided by (Used in) Operating Activities			(1,377,000)	(3,511,000)
Accumulated deficit	(267,189,000)		(267,189,000)		(245,244,000)
Working Capital Deficit	80,900,000		80,900,000
Hybrid Instruments at Fair Value, Net	76,300,000		76,300,000
Amortized Cost Financial Instruments	2,400,000		2,400,000
Purchase Obligation Related to Business Acquisition	4,500,000		4,500,000
Working Capital Deficit Related to Financing Instruments	$ 78,700,000		$ 78,700,000
Common shares issued (in shares)			1,105,940,395