Loans - Loans Designated as Modifications (Details)	3 Months Ended	6 Months Ended
Jun. 30, 2023 USD ($)	Jun. 30, 2023 USD ($)
Financing Receivable, Recorded Investment, Past Due [Line Items]
Accrued interest receivable	$ 68,000	$ 68,000
Term extension
Financing Receivable, Recorded Investment, Past Due [Line Items]
Amortized Cost	11,117,000	12,932,000
Term Extension and Interest Rate Reduction
Financing Receivable, Recorded Investment, Past Due [Line Items]
Amortized Cost		259,000
Commercial loans \| Construction and land development \| Term extension
Financing Receivable, Recorded Investment, Past Due [Line Items]
Amortized Cost	$ 1,255,000	$ 1,512,000
% of Total Asset Class	0.04%	0.05%
Increase in Weighted Average Life of Loan	24 months	22 months
Commercial loans \| Commercial non-owner occupied \| Term extension
Financing Receivable, Recorded Investment, Past Due [Line Items]
Amortized Cost	$ 343,000	$ 343,000
% of Total Asset Class	0.00%	0.00%
Increase in Weighted Average Life of Loan	60 months	60 months
Commercial loans \| Commercial owner occupied real estate loan \| Term extension
Financing Receivable, Recorded Investment, Past Due [Line Items]
Amortized Cost	$ 7,732,000	$ 8,096,000
% of Total Asset Class	0.14%	0.14%
Increase in Weighted Average Life of Loan	22 months	22 months
Commercial loans \| Commercial and industrial \| Term extension
Financing Receivable, Recorded Investment, Past Due [Line Items]
Amortized Cost	$ 1,787,000	$ 2,700,000
% of Total Asset Class	0.03%	0.05%
Increase in Weighted Average Life of Loan	6 months	7 months
Consumer portfolio loans \| Consumer Owner Occupied Loans \| Term extension
Financing Receivable, Recorded Investment, Past Due [Line Items]
Amortized Cost		$ 281,000
% of Total Asset Class		0.02%
Increase in Weighted Average Life of Loan		6 months
Consumer portfolio loans \| Consumer Owner Occupied Loans \| Term Extension and Interest Rate Reduction
Financing Receivable, Recorded Investment, Past Due [Line Items]
Amortized Cost		$ 259,000
Increase in Weighted Average Life of Loan		20 months
Consumer portfolio loans \| Maximum \| Consumer Owner Occupied Loans \| Term Extension and Interest Rate Reduction
Financing Receivable, Recorded Investment, Past Due [Line Items]
Reduction in Weighted Average Contractual Interest Rate		3.63%
Consumer portfolio loans \| Minimum \| Consumer Owner Occupied Loans \| Term Extension and Interest Rate Reduction
Financing Receivable, Recorded Investment, Past Due [Line Items]
Reduction in Weighted Average Contractual Interest Rate		3.00%

Accrued interest receivable of financing receivable modified.

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- Definition

Amortized cost excluding accrued interest, of financing receivable modified during period for debtor experiencing financial difficulty.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-42

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- Definition

Percentage, excluding accrued interest, of financing receivable modified during period for debtor experiencing financial difficulty to total financing receivables.

+ References

+ Details

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- Definition

Percentage of decrease in weighted average contractual interest rate of financing receivable modified for debtor experiencing financial difficulty.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 12A
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481933/310-10-55-12A

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- Definition

Period of increase in weighted average maturity of financing receivable modified for debtor experiencing financial difficulty, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 14
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-14

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 80
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479294/326-20-55-80

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