Annual report pursuant to Section 13 and 15(d)

Stock Compensation (Schedule Of Changes In Number Of Outstanding Stock Options Under Director Plan, Stock Plan And 2011 Incentive Plan) (Details)

v3.3.1.900
Stock Compensation (Schedule Of Changes In Number Of Outstanding Stock Options Under Director Plan, Stock Plan And 2011 Incentive Plan) (Details) - $ / shares
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Stock Compensation [Abstract]        
Options, Outstanding 540,404 309,439 311,153  
Options, Awarded 248,258 317,722 169,550  
Options, Exercised (12,000) (12,000) (15,000)  
Options, Forfeited (54,738) (74,757) (156,264)  
Options, Outstanding 721,924 540,404 309,439 311,153
Options, Exercisable 297,439      
Options, Expected to vest 721,924      
Weighted average exercise price per share, Outstanding $ 11.90 $ 11.66 $ 12.05  
Weighted average exercise price per share, Awarded 11.31 12.30 10.19  
Weighted average exercise price per share, Exercised 10.21 8.28 7.35  
Weighted average exercise price per share, Forfeited 12.21 13.20 11.25  
Weighted average exercise price per share, Outstanding 11.70 $ 11.90 $ 11.66 $ 12.05
Weighted average exercise price per share, Exercisable 11.73      
Weighted average exercise price per share, Expected to vest $ 11.70      
Options, Outstanding - Weighted average remaining contractual term 4 years 10 months 21 days 5 years 1 month 17 days 4 years 1 month 17 days 4 years 11 months 27 days
Options, Exercisable - Weighted average remaining contractual term 3 years 6 months 29 days      
Options, Expected to vest - Weighted average remaining contractual term 4 years 10 months 21 days