Goodwill And Other Intangible Assets (Summary Of Goodwill Activity) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2017 USD ($)
Goodwill [Line Items]
Goodwill, Purchase Accounting Adjustments	$ 31
Goodwill [Roll Forward]
Beginning balance	10,989
Acquired goodwill, net	4,252
Ending balance	15,272
Community Banking [Member]
Goodwill [Line Items]
Goodwill, Purchase Accounting Adjustments	31
Goodwill [Roll Forward]
Beginning balance	6,279
Acquired goodwill, net	4,252
Ending balance	10,562
Insurance Services [Member]
Goodwill [Line Items]
Goodwill, Purchase Accounting Adjustments	0
Goodwill [Roll Forward]
Beginning balance	4,710
Acquired goodwill, net	0
Ending balance	$ 4,710