Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation (Summary Of Stock Option Activity) (Details)

v2.4.0.8
Stock-Based Compensation (Summary Of Stock Option Activity) (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]        
Options outstanding at beginning of period, Shares 335,241 356,241 458,241  
Granted, Shares 0 0 0  
Exercised, Shares (125,000) (21,000) (102,000)  
Forfeited/expired, Shares 0 0 0  
Options Outstanding end of period, Shares 210,241 335,241 356,241 458,241
Options exercisable at end of period, Shares 210,241      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]        
Options outstanding at beginning of period, Weighted Average Exercise Price per Share (usd per share) $ 6.37 $ 6.51 $ 7.23  
Granted, Weighted Average Exercise Price (usd per share) $ 0.00 $ 0.00 $ 0.00  
Exercised, Weighted Average Exercise Price per Share (usd per share) $ 11.20 $ 8.80 $ 9.74  
Forfeited/expired, Weighted Average Exercise Price per Share (usd per share) $ 0.00 $ 0.00 $ 0.00  
Options outstanding end of period, Weighted Average Exercise Price per Share (usd per share) $ 3.50 $ 6.37 $ 6.51 $ 7.23
Options exercisable at end of period, Weighted Average Exercise Price per Share (usd per share) $ 3.50      
Options outstanding, Weighted Average Remaining Contractual Term at beginning of period 1 year 0 months 26 days 2 years 4 months 21 days 3 years 4 months 28 days 4 years 5 months 23 days
Options outstanding, Weighted Average Remaining Contractual Term at end of period 1 year 0 months 26 days 2 years 4 months 21 days 3 years 4 months 28 days 4 years 5 months 23 days
Options exercisable at end of period, Weighted Average Remaining Contractual Term 1 year 0 months 26 days      
Options outstanding, Aggregate Intrinsic Value at beginning of period $ 10,678 $ 8,172 $ 6,621  
Exercised, Aggregate Intrinsic Value 4,797 628 2,308  
Options outstanding, Aggregate Intrinsic Value at end of period 12,538 10,678 8,172 6,621
Options exercisable at end of period, Aggregate Intrinsic Value $ 12,538