Loss Per Share (Details)	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Warrants
Class of Stock [Line Items]
Dilutive Securities Excluded From Computation Of Earnings Per Share, Shares	5,054,302	5,631,418.2
Series E Preferred Stock, Common stock equivalents
Class of Stock [Line Items]
Dilutive Securities Excluded From Computation Of Earnings Per Share, Shares	0	236,479.9
Stock Options [Member]
Class of Stock [Line Items]
Dilutive Securities Excluded From Computation Of Earnings Per Share, Shares	2,840,668	2,238,964.2
Restricted Stock [Member]
Class of Stock [Line Items]
Dilutive Securities Excluded From Computation Of Earnings Per Share, Shares	92,000	23,200