Loans (Recorded Investment In Financing Receivable Modified As TDR Within 12 Months) (Details)	3 Months Ended	9 Months Ended
Sep. 30, 2020 USD ($) contracts	Sep. 30, 2019 USD ($) contracts	Sep. 30, 2020 USD ($) contracts	Sep. 30, 2019 USD ($) contracts
Financing Receivable, Credit Quality Indicator [Line Items]
Number of Contracts \| contracts	34	64	49	78
Recorded Investment	$ 724,000	$ 937,000	$ 1,566,000	$ 1,209,000
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period	$ 700,000	$ 900,000	$ 1,600,000	$ 1,200,000
Commercial Financial And Agricultural [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Number of Contracts \| contracts	0	2	2	3
Recorded Investment		$ 2,000	$ 89,000	$ 65,000
Residential Real Estate Commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Number of Contracts \| contracts	0	0	1	1
Recorded Investment			$ 8,000	$ 13,000
Residential Real Estate - Mortgage [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Number of Contracts \| contracts	4	4	8	7
Recorded Investment	$ 365,000	$ 257,000	$ 768,000	$ 370,000
Residential Real Estate - HELOC [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Number of Contracts \| contracts	1	5	1	7
Recorded Investment	$ 16,000	$ 135,000	$ 16,000	$ 165,000
Construction Real Estate Commercial [Domain]
Financing Receivable, Credit Quality Indicator [Line Items]
Number of Contracts \| contracts	0	0	0	0
Commercial Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Number of Contracts \| contracts	1	0	2	0
Recorded Investment	$ 50,000		$ 278,000
Construction Real Estate - Mortgage [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Number of Contracts \| contracts	0	0	0	0
Recorded Investment	$ 0	$ 0	$ 0	$ 0
Construction Real Estate - Installment [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Number of Contracts \| contracts	1	0	1	0
Recorded Investment	$ 14,000	$ 0	$ 14,000	$ 0
Residential Real Estate - Installment [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Number of Contracts \| contracts	1	2	2	2
Recorded Investment	$ 16,000	$ 66,000	$ 28,000	$ 66,000
Consumer Loan [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Number of Contracts \| contracts	26	51	32	58
Recorded Investment	$ 263,000	$ 477,000	$ 365,000	$ 530,000
Finance Leases Financing Receivable [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Number of Contracts \| contracts	0	0	0	0
Recorded Investment	$ 0	$ 0	$ 0	$ 0
Accruing Financing Receivable Modifications [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans modified during period	65,000	48,000	621,000	87,000
Nonaccruing Financing Receivable Modifications [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans modified during period	$ 700,000	$ 900,000	$ 900,000	$ 1,100,000

Financing Receivable, Modifications, Aggregate Amount of Loans Modified During Period

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- Definition

Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period

+ References

No definition available.

+ Details

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- Definition

Number of financing receivable contracts modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 34
-URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953682-111524

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- Definition

Amount of financing receivable modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 34
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953682-111524

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+ References

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