Stock Compensation (Schedule Of Changes In Number Of Outstanding Stock Options Under Director Plan And Stock Plan) (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Stock Compensation [Abstract]
Options, Outstanding	309,439	311,153	236,820
Options, Awarded	317,722	169,550	92,223
Options, Exercised	(12,000)	(15,000)	(12,000)
Options, Forfeited	(74,757)	(156,264)	(5,890)
Options, Outstanding	540,404	309,439	311,153	236,820
Options, Exercisable	182,638
Options, Expected to vest	540,404
Weighted average exercise price per share, Outstanding	$ 11.66	$ 12.05	$ 11.35
Weighted average exercise price per share, Awarded	$ 12.30	$ 10.19	$ 13.10
Weighted average exercise price per share, Exercised	$ 8.28	$ 7.35	$ 7.13
Weighted average exercise price per share, Forfeited	$ 13.20	$ 11.25	$ 10.58
Weighted average exercise price per share, Outstanding	$ 11.90	$ 11.66	$ 12.05	$ 11.35
Weighted average exercise price per share, Exercisable	$ 11.40
Weighted average exercise price per share, Expected to vest	$ 11.90
Options, Outstanding - Weighted average remaining contractual term	5 years 1 month 17 days	4 years 1 month 17 days	4 years 11 months 27 days	5 years 2 months 5 days
Options, Exercisable - Weighted average remaining contractual term	3 years 2 months 1 day
Options, Expected to vest - Weighted average remaining contractual term	5 years 1 month 17 days