Net Loss Per Common Share (Reconciliation of Net Loss Per Share) (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Numerator:
Net loss	$ (1,048,758)	$ (4,518,260)	$ (8,262,325)	$ (15,805,617)
Preferred stock dividends	(931,680)	(973,123)	(2,802,769)	(3,037,165)
NET LOSS AVAILABLE TO COMMON SHAREHOLDERS	$ (1,980,438)	$ (5,491,383)	$ (11,065,094)	$ (18,842,782)
Denominator:
Weighted average common shares outstanding — basic	82,912,805	63,981,943	77,065,692	57,742,461
Effect of dilutive securities	0	0	0	0
Diluted weighted average shares outstanding	82,912,805	63,981,943	77,065,692	57,742,461
Net loss per common share:
Basic	$ (0.02)	$ (0.09)	$ (0.14)	$ (0.33)
Diluted	$ (0.02)	$ (0.09)	$ (0.14)	$ (0.33)