Loans (Recorded Investment In Financing Receivable Modified As TDR Within 12 Months) (Details)	3 Months Ended	6 Months Ended
Jun. 30, 2020 USD ($) contracts	Jun. 30, 2019 USD ($) contracts	Jun. 30, 2020 USD ($) contracts	Jun. 30, 2019 USD ($) contracts
Financing Receivable, Credit Quality Indicator [Line Items]
Number of Contracts \| contracts	30	79	34	90
Recorded Investment	$ 4,613,000	$ 1,244,000	$ 4,660,000	$ 1,396,000
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period	$ 4,600,000	$ 1,200,000	$ 4,700,000	$ 1,400,000
Commercial Financial And Agricultural [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Number of Contracts \| contracts	1	6	2	7
Recorded Investment	$ 4,043,000	$ 91,000	$ 4,051,000	$ 160,000
Residential Real Estate Commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Number of Contracts \| contracts	1	0	1	0
Recorded Investment	$ 16,000		$ 16,000
Residential Real Estate - Mortgage [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Number of Contracts \| contracts	3	5	3	7
Recorded Investment	$ 294,000	$ 345,000	$ 294,000	$ 382,000
Residential Real Estate - HELOC [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Number of Contracts \| contracts	2	5	2	5
Recorded Investment	$ 37,000	$ 67,000	$ 37,000	$ 67,000
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	0	0	0	0
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	2	2	2	2
Recorded Investment	$ 30,000	$ 67,000	$ 30,000	$ 67,000
Consumer Loan [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Number of Contracts \| contracts	20	61	23	69
Recorded Investment	$ 179,000	$ 674,000	$ 218,000	$ 720,000
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	4,200,000	30,000	4,200,000	30,000
Nonaccruing Financing Receivable Modifications [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans modified during period	$ 400,000	$ 1,200,000	$ 500,000	$ 1,400,000

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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