CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (USD $)	COMMON SHARES	ACCUMULATED DEFICIT	ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)	Total
Balance at Dec. 31, 2014	$ 249,018,189	$ (180,117,726)	$ (197,669)	$ 68,702,794
Balance (in shares) at Dec. 31, 2014	50,284,007			50,284,007
Increase (Decrease) in Shareholders' Equity
Net (Loss)		(3,699,194)		(3,699,194)
Unrealized Gain (Loss) on Available-for-Sale Securities			70,198	70,198
Issuance of Common Shares	918,884			918,884
Issuance of Common Shares (in shares)	125,166
Stock Option Based Expense	1,215,369			1,215,369
Restricted Stock Amortization	2,077,215			2,077,215
Restricted Stock Tendered in Satisfaction of Tax Liabilities	(1,463,601)			(1,463,601)
Restricted Stock Tendered in Satisfaction of Tax Liabilities (in shares)	(139,790)			(139,790)
Balance at Mar. 31, 2015	$ 251,766,056	$ (183,816,920)	$ (127,471)	$ 67,821,665
Balance (in shares) at Mar. 31, 2015	50,269,383			50,269,383