Common Stock (Details) (USD $)	0 Months Ended		6 Months Ended
	Jun. 19, 2013	Jan. 31, 2013	Jun. 30, 2013 item	Dec. 31, 2012
Common Stock
Number of shares of common stock authorized to be issued			33,750,000	22,500,000
Additional shares of common stock authorized	11,250,000
Number of votes to which holders of common shares are entitled for each share held			1
Number of shares of common stock reserved for future issuance related to the exercise of the Company's outstanding stock options and restricted stock			1,352,379
Number of shares of common stock that may be purchased by warrants		99,529
Exercisable price of warrants (in dollars per share)		$ 15.00
Fair value of warrants		$ 413,146