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Fair Value Measurements (Schedule Of OREO Measured And Reported At Fair Value) (Details) - USD ($) $ in Thousands	6 Months Ended		12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Dec. 31, 2017
Other Real Estate [Roll Forward]
Beginning balance	$ 3,585	$ 4,588	$ 4,588
Disposed	(891)	(1,379)
Ending balance	3,636	4,204	$ 3,585
OREO remeasured at initial recognition:
Other Real Estate [Roll Forward]
Carrying value of foreclosed assets prior to remeasurement	1,737	1,996
Charge-offs recognized in the allowance for loan losses	(536)	(743)
OREO remeasured subsequent to initial recognition:
Other Real Estate [Roll Forward]
Carrying value of foreclosed assets prior to remeasurement	1,618	1,464
Write-downs included in other non-interest expense	(259)	(258)
Fair Value, Measurements, Nonrecurring [Member] | OREO remeasured at initial recognition:
Other Real Estate [Roll Forward]
Assets, Fair Value Disclosure	1,201	1,253
Fair Value, Measurements, Nonrecurring [Member] | OREO remeasured subsequent to initial recognition:
Other Real Estate [Roll Forward]
Assets, Fair Value Disclosure	$ 1,359	$ 1,206

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Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Carrying amount of other real estate not separately disclosed, including, but not limited to, real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. This does not include real estate assets taken in settlement of troubled loans through surrender or foreclosure.

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Disposals of other real estate not separately disclosed, including, but not limited to, real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. This excludes real estate assets taken in settlement of troubled loans through surrender or foreclosure.

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Carrying amount as of the balance sheet date of land and buildings obtained through foreclosure proceedings or defeasance in full or partial satisfaction of a debt arrangement.

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