Quarterly report pursuant to Section 13 or 15(d)

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

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Stock-Based Compensation (Schedule Of Changes In Number Of Outstanding Stock Options Under Director Plan And Stock Plan) (Details) (USD $)
 6 Months Ended 12 Months Ended
Jun. 30, 2014
Dec. 31, 2013
Stock-Based Compensation [Abstract]    
Options, Outstanding 309,439  
Options, Awarded 300,246  
Options, Exercised (12,000)  
Options, Forfeited (70,563)  
Options, Outstanding 527,122 309,439
Options, Exercisable 208,135  
Options, Expected to vest 527,122  
Weighted average exercise price per share, Outstanding $ 11.66  
Weighted average exercise price per share, Awarded $ 12.27  
Weighted average exercise price per share, Exercised $ 8.28  
Weighted average exercise price per share, Forfeited $ 13.15  
Weighted average exercise price per share, Outstanding $ 11.88 $ 11.66
Weighted average exercise price per share, Exercisable $ 11.88  
Weighted average exercise price per share, Expected to vest $ 11.88  
Options, Outstanding - Weighted average remaining contractual term 5 years 6 months 26 days 4 years 1 month 17 days
Options, Exercisable - Weighted average remaining contractual term 3 years 5 months 27 days  
Options, Expected to vest - Weighted average remaining contractual term 5 years 6 months 26 days