CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (USD $)	Common Stock	Paid-In Capital	Accumulated Deficit	Treasury Stock	Total
Balances at Dec. 31, 2013	$ 19,824	$ 216,703,028	$ (191,470,046)	$ (9,418)	$ 25,243,388
Balances (in shares) at Dec. 31, 2013	19,820,258				19,820,258
Increase (Decrease) in Stockholders' Equity
Net loss			(10,582,863)		(10,582,863)
Common stock issued, net of issuance costs	4,749	11,874,191			11,878,940
Common stock issued, net of issuance costs (in shares)	4,747,598
Common stock issued for payment of convertible loan interest and fees	253	676,156			676,409
Common stock issued for loan interest and fees (in shares)	253,376
Common stock issued for settlement of land obligation	127	342,468			342,595
Common stock issued for settlement of land obligations (in shares)	127,359
Common stock issued for the settlement of litigation	119	333,728			333,847
Common stock issued for settlement of litigation (in shares)	119,231
Stock compensation expense and related share issuances, net of shares withheld for the payment of taxes	100	737,170			737,270
Stock compensation expense and related share issuances, net of shares withheld for the payment of taxes (in shares)	100,024
Minimum withholding taxes on net share settlements of equity awards		(87,220)			(87,220)
Balances at Sep. 30, 2014	$ 25,172	$ 230,579,521	$ (202,052,909)	$ (9,418)	$ 28,542,366
Balances (in shares) at Sep. 30, 2014	25,167,846				25,167,846