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Troubled Debt Restructurings (Schedule Of Troubled Debt Restructurings On Financing Receivables) (Details) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2016 USD ($) contract	Sep. 30, 2017 contract	Sep. 30, 2016 USD ($) contract
Troubled Debt Restructuring, Subsequent Periods [Line Items]
Pre-Modification Outstanding Recorded Investment	$ 160		$ 992
Post-Modification Outstanding Recorded Investment	$ 129		$ 961
Troubled Debt Restructuring Modifications Number Of Contracts | contract	2	0	4
Commercial Real Estate Non-Owner Occupied
Troubled Debt Restructuring, Subsequent Periods [Line Items]
Pre-Modification Outstanding Recorded Investment			$ 736
Post-Modification Outstanding Recorded Investment			$ 736
Troubled Debt Restructuring Modifications Number Of Contracts | contract			1
Residential Single Family
Troubled Debt Restructuring, Subsequent Periods [Line Items]
Pre-Modification Outstanding Recorded Investment	$ 160		$ 256
Post-Modification Outstanding Recorded Investment	$ 129		$ 225
Troubled Debt Restructuring Modifications Number Of Contracts | contract	2		3

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Post-modification amount of investment in financing receivables modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953676-111524

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953676-111524

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