Annual report pursuant to Section 13 and 15(d)

Stock Compensation (Schedule Of Changes In Number Of Outstanding Stock Options Under Director Plan And Stock Plan) (Details)

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Stock Compensation (Schedule Of Changes In Number Of Outstanding Stock Options Under Director Plan And Stock Plan) (Details) (USD $)
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Stock Compensation [Abstract]        
Options, Outstanding 311,153 236,820 162,000  
Options, Awarded 169,550 92,223 96,250  
Options, Exercised (15,000) (12,000) (9,000)  
Options, Forfeited (156,264) (5,890) (12,430)  
Options, Outstanding 309,439 311,153 236,820 162,000
Options, Exercisable at December 31, 2013 231,586      
Options, Expected to vest December 31, 2013 309,439      
Weighted average exercise price per share, Outstanding $ 12.05 $ 11.35 $ 9.49  
Weighted average exercise price per share, Awarded $ 10.19 $ 13.10 $ 14.16  
Weighted average exercise price per share, Exercised $ 7.35 $ 7.13 $ 8.10  
Weighted average exercise price per share, Forfeited $ 11.25 $ 10.58 $ 11.23  
Weighted average exercise price per share, Outstanding $ 11.66 $ 12.05 $ 11.35 $ 9.49
Weighted average exercise price per share, Exercisable at December 31, 2013 $ 11.73      
Weighted average exercise price per share, Expected to vest December 31, 2013 $ 11.66      
Options, Outstanding - Weighted average remaining contractual term 4 years 1 month 17 days 4 years 11 months 27 days 5 years 2 months 5 days 5 years 3 months 29 days
Options, Exercisable at December 31, 2013 - Weighted average remaining contractual term 3 years 6 months 29 days      
Options, Expected to vest December 31, 2013 - Weighted average remaining contractual term 4 years 1 month 17 days