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Equity-Based Compensation (Details 3) (Restricted Stock Awards, USD $)
In Thousands, except Share data, unless otherwise specified
0 Months Ended 9 Months Ended 0 Months Ended
May 28, 2014
Time-Based
Mar. 02, 2013
Time-Based
Sep. 30, 2014
Time-Based
Dec. 31, 2013
Time-Based
Jun. 19, 2014
Time-Based
Severance and release agreement
Mr. Becker
May 28, 2014
Time-based awards vesting period, one
Mar. 02, 2013
Time-based awards vesting period, one
May 28, 2014
Time-based awards vesting period, two
Mar. 02, 2013
Time-based awards vesting period, two
May 28, 2014
Time-based awards vesting period, three
Mar. 02, 2013
Time-based awards vesting period, three
Equity-based compensation                      
Vesting period 3 years 3 years                  
Vesting percentage           25.00% 25.00% 25.00% 25.00% 50.00% 50.00%
Number of Shares                      
Non-vested at the beginning of period (in shares)     161,587                
Granted (in shares) 116,981 106,518 116,981                
Vested (in shares)     49,665   23,035            
Forfeited (in shares)     1,756                
Non-vested at the end of period (in shares)     227,147                
Weighted Average Grant Date Fair Value                      
Non-vested at the beginning of period (in dollars per share)     $ 9.10                
Granted (in dollars per share)     $ 9.82                
Vested (in dollars per share)     $ 9.42                
Forfeited (in dollars per share)     $ 9.82                
Non-vested at the end of period (in dollars per share)     $ 9.39                
Aggregate Current Value                      
Non-vested at the end of period     $ 2,449 $ 1,454