Loans and Allowance for Loan Losses, Troubled Debt Restructuring (Details) $ in Thousands	12 Months Ended
Dec. 31, 2020 USD ($) Modification	Dec. 31, 2019 USD ($)
Receivables [Abstract]
Number of modifications sold \| Modification	2
Number of Modifications \| Modification	3
Recorded Investment Prior to Modification	$ 587
Recorded Investment After Modification	587
Current Investment	581
Outstanding commitments on TDR's	0	$ 0
Defaulting TDR's within twelve months of restructuring	0	0
Residential 1-4 Family [Member]
Receivables [Abstract]
Loans in process for foreclosure	0	$ 272
COVID-19 [Member]
Receivables [Abstract]
Current Investment	7,400
COVID-19 [Abstract]
Loan modifications	$ 7,400
Loan modification percentage of total loan portfolio	0.90%
COVID-19 [Member] \| Minimum [Member]
COVID-19 [Abstract]
Principal and interest payment deferrals period	60 days
COVID-19 [Member] \| Maximum [Member]
COVID-19 [Abstract]
Principal and interest payment deferrals period	90 days
Mortgage Loans on Real Estate [Member] \| Residential 1-4 Family [Member]
Receivables [Abstract]
Number of Modifications \| Modification	2
Recorded Investment Prior to Modification	$ 512
Recorded Investment After Modification	512
Current Investment	$ 506
Commercial [Member] \| Commercial and Industrial [Member]
Receivables [Abstract]
Number of Modifications \| Modification	1
Recorded Investment Prior to Modification	$ 75
Recorded Investment After Modification	75
Current Investment	$ 75

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Amount of financing receivable modified by other than troubled debt restructurings.

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

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Percentage of deferral payments on total loans from financing receivables portfolio.

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Amount, before troubled debt restructuring, of financing receivable to be modified.

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Amount of financing receivable modified as troubled debt restructuring.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953676-111524

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-Topic 310
-SubTopic 40
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=121585226&loc=d3e18845-111554

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

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 34
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Amount of unfunded portion of contractual agreement to lend funds to borrower for financing receivable modified as troubled debt restructuring.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
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-Section 50
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-URI http://asc.fasb.org/extlink&oid=121585226&loc=d3e18794-111554

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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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