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Loans, Allowance For Credit Losses And OREO (Narrative) (Details)	3 Months Ended		9 Months Ended
	Sep. 30, 2023 USD ($) contract item loan	Sep. 30, 2022 contract	Sep. 30, 2023 USD ($) contract loan item	Sep. 30, 2022 contract	Dec. 31, 2022 USD ($) item	Dec. 31, 2021 USD ($)
Financing Receivable, Allowance for Credit Losses [Line Items]
Other real estate owned	$ 0		$ 0		$ 566,000	$ 761,000
Other real estate writedown			$ 26,000
Loan modifications that would have been classified as TDRs | contract	0	0	0	0
Loan modifications classified as TDRs | contract		0		0
Consumer mortgage loan secured by residential real estate	$ 0		$ 0		0
Number of loans modified | loan	1		1
Financing Receivable, Allowance for Credit Losses	$ 7,320,000		$ 7,320,000		$ 6,259,000	6,915,000
Proceeds from Sale of Other Real Estate			$ 540,000
Residential [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Number of real estate properties sold | item	2		2
Number of real estate properties held | item	0		0		0
Financing Receivable, Allowance for Credit Losses	$ 1,739,000		$ 1,739,000		$ 1,351,000	$ 947,000
Unfunded Loan Commitment [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Financing Receivable, Allowance for Credit Losses	$ 690,000		$ 690,000

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Number Of Loans Modified

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Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479344/326-20-45-1

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-13

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
-Number 229
-Section 1405
-Paragraph c
-Publisher SEC

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Number of financing receivables that have been modified by troubled debt restructurings.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 33
-Publisher FASB
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Number of financing receivable contracts modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

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Recorded investment of consumer mortgage loan receivables secured by residential real estate properties for which formal foreclosure proceedings are in process.

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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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-SubTopic 210
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Valuation adjustments made to 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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