Summary of Significant Accounting Policies (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Numerator:
Net Income (loss)	$ 19,470	$ 59,447	$ (21,945)	$ 12,376
Effect of dilutive securities ? adjustment for:
Change in fair value of derivative liability Series C and D preferred stock and debentures	1,036	43,727	(13,262)	12,457
Change in fair value of derivative liability - warrants	4,897	568	5,818	2,263
Change in fair value of hybrid financial instruments	6,353	17,631	11,958	4,203
Loss on extinguishment of debt	0	0	(27,479)	0
Interest expense on convertible debt	(10)	1,152	0	1,000
Denominator
Weighted average shares used to compute basic EPS	1,510,797,881	226,839,514	1,075,605,167	97,493,073
Effect of dilutive securities:
Denominator for diluted earnings per share-adjusted weighted average shares and assumed conversions and exercise of options	8,475,377,392	3,440,185,503	1,075,605,167	3,222,207,399
Basic earnings per share (in dollars per share)	$ 0.01	$ 0.26	$ (0.02)	$ 0.13
Diluted earnings per share (in dollars per share)	$ 0.00	$ 0.00	$ (0.02)	$ 0.00
Numerator [Member]
Numerator:
Net Income (loss)	19,470	59,447	(21,945)	12,376
Effect of dilutive securities ? adjustment for:
Change in fair value of derivative liability Series C and D preferred stock and debentures	1,036	(43,727)	0	(12,457)
Change in fair value of derivative liability - warrants	4,897	(568)	0	(2,263)
Change in fair value of hybrid financial instruments	6,353	(17,631)	0	(4,203)
Loss on extinguishment of debt	0	0	0	0
Interest expense on convertible debt	(10)	1,152		2,802
Dilutive Securities, Effect on Basic Earnings Per Share	12,276	(60,774)	(21,945)	(16,121)
Numerator for diluted earnings per share- income (loss) available to common stockholders after assumed conversions of debentures and exercise of warrants	$ 31,746	$ (1,327)	$ (21,945)	$ (13,745)
Denominator [Member]
Denominator
Weighted average shares used to compute basic EPS	1,510,797,881	226,839,514	1,075,605,167	97,493,073
Effect of dilutive securities:
Employee stock options	0	0	0	0
Derivative warrants	1,091,953,786	1,910,389	0	0
Convertible debentures	5,129,818,595	2,616,568,043	0	2,529,846,469
Convertible preferred stock	742,807,130	594,867,557	0	594,867,857
Dilutive potential common shares	6,964,579,511	3,213,345,989	0	3,124,714,326
Denominator for diluted earnings per share-adjusted weighted average shares and assumed conversions and exercise of options	8,475,377,392	3,440,185,503	1,075,605,167	3,222,207,399
Basic earnings per share (in dollars per share)	$ 0.01	$ 0.26	$ (0.02)	$ 0.13
Diluted earnings per share (in dollars per share)	$ 0.00	$ 0.00	$ (0.02)	$ 0.00