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Stock Based Compensation (Details) (USD $)
6 Months Ended
Jun. 30, 2013
Stock-Based Compensation [Abstract]  
Share-based compensation arrangement, expected dividend rate (in hundredths) 0.00%
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unrecognized compensation expense $ 560,000
Stock Options [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share-based compensation, shares granted options to purchase (in shares) 62,401
Exercise price of stock options granted (in dollars per share) $ 7.26
Percentage of shares vested on first anniversary of the grant date (in hundredths) 30.00%
Percentage of shares vested on second anniversary of the grant date (in hundredths) 30.00%
Percentage of shares vested on third anniversary of the grant date (in hundredths) 40.00%
Stock option, expiration date Mar. 25, 2018
Grant date fair value $ 2.33
Restricted Stock [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Restricted shares granted (in shares) 2,008
Restricted Stock Issued to Executives [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Percentage of shares vested on first anniversary of the grant date (in hundredths) 30.00%
Percentage of shares vested on second anniversary of the grant date (in hundredths) 30.00%
Percentage of shares vested on third anniversary of the grant date (in hundredths) 40.00%
Restricted shares granted (in shares) 8,135