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Stock Incentive Plan and Stock Options (Details 4) (Restricted Stock Awards, USD $)
1 Months Ended 12 Months Ended
Feb. 28, 2013
Dec. 31, 2013
Restricted Stock Awards
   
Stock Incentive Plan    
Vesting period 3 years  
Compensation expense recognized   $ 53,000
Summary of restricted stock award activity    
Granted (in shares) 16,000 16,000
Forfeited (in shares)   (8,000)
Balance at the end of the period (in shares)   8,000
Weighted Average Grant-Date Fair Value Per Share    
Granted (in dollars per share) $ 21.695 $ 21.695
Forfeited (in dollars per share)   $ 21.695
Balance at the end of the period (in dollars per share)   $ 21.695