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)

v3.2.0.727
Stock-Based Compensation (Schedule Of Changes In Number Of Outstanding Stock Options Under Director Plan And Stock Plan) (Details) - $ / shares
6 Months Ended 12 Months Ended
Jun. 30, 2015
Dec. 31, 2014
Stock-Based Compensation [Abstract]    
Options, Outstanding 540,404  
Options, Awarded 248,258  
Options, Exercised (12,000)  
Options, Forfeited (47,984)  
Options, Outstanding 728,678 540,404
Options, Exercisable 297,439  
Options, Expected to vest 728,678  
Weighted average exercise price per share, Outstanding $ 11.90  
Weighted average exercise price per share, Awarded 11.31  
Weighted average exercise price per share, Exercised 11.05  
Weighted average exercise price per share, Forfeited 12.10  
Weighted average exercise price per share, Outstanding 11.71 $ 11.90
Weighted average exercise price per share, Exercisable 11.73  
Weighted average exercise price per share, Expected to vest $ 11.71  
Options, Outstanding - Weighted average remaining contractual term 5 years 4 months 24 days 5 years 1 month 17 days
Options, Exercisable - Weighted average remaining contractual term 4 years 1 month 2 days  
Options, Expected to vest - Weighted average remaining contractual term 5 years 4 months 24 days