Consolidated Statement of Stockholders' Deficit (USD $)	Total	Capital in Excess of Par Value	Accumulated Deficit	Common Class A Common Stock	Common Class B Common Stock
Balance at Dec. 31, 2014	$ (6,915,827)	$ 422,745,539	$ (430,121,078)	$ 459,623	$ 89
Balance (in shares) at Dec. 31, 2014				45,962,324	8,885
Increase (Decrease) in Stockholders' Equity
Net loss	(4,904,012)		(4,904,012)
Issuance of Class A common stock at $0.65 per share, less issuance costs of $245,009	3,338,470	3,283,339		55,131
Issuance of Class A common stock at $0.65 per share, less issuance costs of $245,009 (in shares)				5,513,044
Share-based compensation	109,248	109,248
Balance at Mar. 31, 2015	$ (8,372,121)	$ 426,138,126	$ (435,025,090)	$ 514,754	$ 89
Balance (in shares) at Mar. 31, 2015				51,475,368	8,885