Loans and Allowance for Credit Losses - Amortized cost basis of loans on nonaccrual status loans (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Financing Receivable, Past Due [Line Items]
Nonaccrual with no Allowance for Credit Losses	$ 1,041	$ 1,934
Nonaccrual	9,007	3,794
Commercial
Financing Receivable, Past Due [Line Items]
Nonaccrual with no Allowance for Credit Losses	115	1,214
Nonaccrual	7,571	3,074
Consumer
Financing Receivable, Past Due [Line Items]
Nonaccrual with no Allowance for Credit Losses	926	720
Nonaccrual	1,436	720
Commercial and industrial \| Commercial
Financing Receivable, Past Due [Line Items]
Nonaccrual with no Allowance for Credit Losses		638
Nonaccrual	6,560	1,162
Real estate construction \| Commercial
Financing Receivable, Past Due [Line Items]
Nonaccrual with no Allowance for Credit Losses	115
Nonaccrual	115	440
Commercial real estate \| Commercial
Financing Receivable, Past Due [Line Items]
Nonaccrual with no Allowance for Credit Losses		576
Nonaccrual	896	1,472
Other revolving and installment \| Consumer
Financing Receivable, Past Due [Line Items]
Nonaccrual with no Allowance for Credit Losses		1
Nonaccrual	4	1
Real estate first mortgage \| Residential \| Consumer
Financing Receivable, Past Due [Line Items]
Nonaccrual with no Allowance for Credit Losses	880	535
Nonaccrual	886	535
Real estate junior lien \| Residential \| Consumer
Financing Receivable, Past Due [Line Items]
Nonaccrual with no Allowance for Credit Losses	46	184
Nonaccrual	$ 546	$ 184

Amortized cost of financing receivable on nonaccrual status with no allowance for credit loss. Excludes net investment in lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 16
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-Publisher FASB
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- Definition

Amortized cost of financing receivable on nonaccrual status. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
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-Section 50
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
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