Stockholders' Equity (Details) (USD $)	12 Months Ended	82 Months Ended
	Dec. 31, 2013	Dec. 31, 2013	Mar. 29, 2007	Dec. 31, 2013 2012 Equity Incentive Plan	May 31, 2012 2012 Equity Incentive Plan
Stockholder's Equity
Number of shares authorized and reserved for issuance					5,100,000
Number of shares available for issuance				4,400,000
Share Repurchase Program
Number of shares of outstanding common stock authorized to be acquired under a stock repurchase program	6,600,000	6,600,000	1,000,000
Number of shares of common stock repurchased	100,000	6,000,000
Average price (in dollars per share)	$ 14.59	$ 11.00