CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (UNAUDITED) (USD $)	Common Shares [Member]	Additional Paid-in Capital [Member]	Net Loss [Member]	Accumulated Deficit [Member]	Other Comprehensive Income (Loss) [Member]	Total
Balance at Dec. 31, 2011	$ 630,033	$ 745,473,169		$ (62,474,486)	$ (9,453,013)	$ 674,175,703
Balance (in shares) at Dec. 31, 2011	63,003,286
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	0	0	(17,433,529)	(17,433,529)	0	(17,433,529)
Change in unrealized loss on investment	0	0	0	0	(246,334)	(246,334)
Net unrealized gain on derivatives	0	0	0	0	1,440,330	1,440,330
Non-cash compensation	0	2,082,025	0	0	0	2,082,025
Balance at Mar. 31, 2012	$ 630,033	$ 747,555,194		$ (79,908,015)	$ (8,259,017)	$ 660,018,195
Balance (in shares) at Mar. 31, 2012	63,003,286