CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (USD $)	Total	COMMON SHARES	PURCHASE WARRANTS	ACCUMULATED DEFICIT	ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)
Balance at Dec. 31, 2012	$ (9,961,870)	$ 92,866,458	$ 7,178,929	$ (110,007,257)	$ 0
Balance (purchase warrants in shares) at Dec. 31, 2012	2,233,240		2,233,240
Balance (in shares) at Dec. 31, 2012	21,494,696	21,494,696
Increase (Decrease) in Shareholders' Equity
Net Loss	(40,451,207)			(40,451,207)
Unrealized Gain (Loss) on Available-for-Sale Investments	4,332				4,332
Issuance of Common Shares	50,260,374	50,260,374
Issuance of Common Shares (in shares)		17,942,432
Shares Issued in Exchange for Services	392,000	392,000
Shares Issued in Exchange for Services (in shares)		200,000
Purchase Warrant Expense	1,043,344		1,043,344
Exercise of Purchase Warrants	364,981	762,221	(397,240)
Exercise of Purchase Warrants (in shares)		50,833	(161,833)
Expiration of Purchase Warrants		(2,666,475)	2,666,475
Expiration of Purchase Warrants (in shares)			(1,008,336)
Stock Option Based Expense	3,026,933	3,026,933
Restricted Stock Issuance (in shares)		310,000
Restricted Stock Amortization	1,422,179	1,422,179
Balance at Sep. 30, 2013	$ 6,101,066	$ 151,396,640	$ 5,158,558	$ (50,458,464)	$ 4,332
Balance (purchase warrants in shares) at Sep. 30, 2013	1,063,071		1,063,071
Balance (in shares) at Sep. 30, 2013	39,997,961	39,997,961