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Loans and Allowance for Credit Losses - Summary of Amortized Cost Basis Loans Modified To Borrowers Experiencing On Financing Receivable (Details) $ in Thousands	Sep. 30, 2023 USD ($)
Financing Receivable, Troubled Debt Restructuring [Line Items]
Term Extension	$ 71,442
Current [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Term Extension	62
30-89 days [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Term Extension	8
Greater than 90 days [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Term Extension	129
Commercial and Industrial [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized Cost Basis	$ 70
% of Total Class of Financing Receivable	0.00%
Term Extension	$ 70
Commercial and Industrial [Member] | Troubled Loan Modification [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Term Extension	70
Commercial and Industrial [Member] | Current [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Term Extension	62
Commercial and Industrial [Member] | 30-89 days [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Term Extension	8
Commercial and Industrial [Member] | Greater than 90 days [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Term Extension	0
Residential real estate [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized Cost Basis	$ 129
% of Total Class of Financing Receivable	0.00%
Term Extension	$ 129
Residential real estate [Member] | Troubled Loan Modification [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Term Extension	129
Residential real estate [Member] | Current [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Term Extension	0
Residential real estate [Member] | 30-89 days [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Term Extension	0
Residential real estate [Member] | Greater than 90 days [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Term Extension	129
Commercial and Industrial and Residential Real Estate Portfolio Segment [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized Cost Basis	199
Term Extension	199
Commercial and Industrial and Residential Real Estate Portfolio Segment [Member] | Troubled Loan Modification [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Term Extension	$ 199

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+ References

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+ References

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
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-Section 50
-Paragraph 42
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

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+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
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