Earnings Per Common Share (Reconciliation Of Earnings And Shares Used In Calculating Basic And Diluted EPS) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Earnings Per Common Share [Abstract]
Net income available to common shareholders for EPS	$ 26,875	$ 27,893	$ 24,064
Total shares issued	14,398	14,261	14,162
Unvested restricted stock awards	(93)	(64)	(69)
Treasury shares	(224)	(304)	(354)
Total basic weighted average common shares outstanding	14,081	13,893	13,739
Exercise of stock options	24	26	13
Vesting of restricted stock awards	30	27	32
Total diluted weighted average common shares outstanding	14,135	13,946	13,784
Basic earnings per common share	$ 1.91	$ 2.01	$ 1.75
Diluted earnings per common share	$ 1.90	$ 2.00	$ 1.75