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Subsequent Event	12 Months Ended
Subsequent Event	Dec. 31, 2014
Subsequent Event [Abstract]
Subsequent Event	(11) Subsequent Event Warrants issued in connection with an equity offering in February 2010 were exercised in late February 2015 resulting in the issuance of 50,181 shares of common stock. These warrants had an exercise price of $5.00 per share. The shares issued in connection with these warrant exercises are included in the total shares of common stock outstanding on the front cover of this filing.