General (Details Textual) (USD $) Share data in Millions, unless otherwise specified	3 Months Ended			6 Months Ended	9 Months Ended
	Sep. 30, 2013	Mar. 31, 2013	Sep. 30, 2012	Jun. 30, 2013	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012
Net Income (Loss) Attributable to Parent	$ 26,200,000		$ (19,470,000)	$ (21,335,000)	$ 47,534,000	$ 21,945,000
Derivative Instruments, Gain (Loss) on Derivative, Net					48,200,000	23,000,000
Net Cash Provided by (Used in) Operating Activities		(547,000)		(541,000)	536,000	1,377,000
Accumulated Deficit	312,906,000				312,906,000		264,630,000
Working Capital Deficit	117,400,000				117,400,000
Working Capital Related to Financing Instruments	114,100,000				114,100,000
Debt Conversion, Converted Instrument, Shares Issued (in shares)	75				2,879
Operating Income (Loss)	$ 440,000		$ (579,000)		$ 622,000	$ (2,346,000)