Goodwill And Other Intangible Assets (Changes In The Accumulated Amortization And Net Book Value) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Goodwill [Line Items]
Net book value	$ 8,863	$ 9,223
Amortization of intangibles	1,170	1,249	$ 942
Core Deposits [Member]
Goodwill [Line Items]
Gross carrying amount	2,042	2,042
Accumulated amortization	(1,669)	(1,464)
Net book value	373	578
Amortization of intangibles	205	251	296
Other Intangible Assets [Member]
Goodwill [Line Items]
Gross carrying amount	11,378	10,568
Accumulated amortization	(2,888)	(1,923)
Net book value	8,490	8,645
Amortization of intangibles	$ 965	$ 998	$ 646