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Stock-Based Compensation (Stock Option Activity) (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
 0 Months Ended 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Options, Outstanding [Roll Forward]          
Outstanding, beginning of period     422,239    
Granted 20,000   20,000    
Exercised     (22,500)    
Canceled/Forfeited     (17,917)    
Expired     (7,500)    
Outstanding, end of period 394,322 422,239 394,322 422,239  
Exercisable, end of period 344,988   344,988    
Options, Outstanding, Weighted Average Exercise Price [Roll Forward]          
Outstanding, weighted average exercise price, beginning of period     $ 15.06    
Granted, weighted average exercise price (in USD per share) $ 14.89   $ 14.89    
Exercised, weighted average exercise price     $ 7.47    
Canceled/Forfeited, weighted average exercise price     $ 18.40    
Expired, weighted average exercise price     $ 16.82    
Outstanding, weighted average exercise price, end of period $ 15.30 $ 15.06 $ 15.30 $ 15.06  
Exercisable, weighted average exercise price, end of period $ 15.06   $ 15.06    
Options, Weighted Average Remaining Contractual Term:          
Outstanding, weighted average remaining contractual life (years), beginning of period 5 years 9 months 15 days 6 years 5 months 23 days      
Outstanding, weighted average remaining contractual life (years), end of period 5 years 9 months 15 days 6 years 5 months 23 days      
Exercisable, weighted average remaining contractual life (years), end of period 5 years 5 months 9 days        
Options, Intrinsic Value:          
Outstanding, aggregate intrinsic value, beginning of period     $ 766    
Exercised, aggregate intrinsic value     151 127 400
Outstanding, aggregate intrinsic value, end of period 910 766 910 766  
Exercisable, aggregate intrinsic value, end of period $ 878   $ 878    
Stock Options
          
Options, Intrinsic Value:          
Award vesting period 3 years