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Loans and Allowance for Loan Losses - Loans Modified in Troubled Debt Restructurings by Segment (Details)	12 Months Ended
	Dec. 31, 2020 USD ($) item	Dec. 31, 2019 USD ($)
Troubled Debt Restructurings Total Modifications	$ 3,300,000	$ 1,900,000
Troubled Debt Restructurings Accruing Interest	$ 2,400,000	1,400,000
Troubled Debt Restructurings		562,000
Financing Receivable, Troubled Debt Restructuring, Subsequent Default, Number of Contracts | item	0
Substandard
Troubled Debt Restructurings	$ 1,600,000
Commercial Real Estate
Troubled Debt Restructured Loans and Impaired	646,000	412,000
Consumer Loan
Troubled Debt Restructured Loans and Impaired	629,000	343,000
Construction and land development
Troubled Debt Restructured Loans and Impaired	20,000	251,000
Commercial business
Troubled Debt Restructured Loans and Impaired	127,000	156,000
Single Family Residential Mortgage
Troubled Debt Restructured Loans and Impaired	$ 1,900,000	$ 768,000

X

- Definition

Represents the monetary amount of Troubled Debt Restructured Loans and Impaired, during the indicated time period.

+ References

No definition available.

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- Definition

Represents the monetary amount of Troubled Debt Restructurings, as of the indicated date.

+ References

No definition available.

+ Details

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- Definition

Represents the monetary amount of Troubled Debt Restructurings Accruing Interest, during the indicated time period.

+ References

No definition available.

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- Definition

Represents the monetary amount of Troubled Debt Restructurings Total Modifications, during the indicated time period.

+ References

No definition available.

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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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