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Loans and Allowance for Credit Losses on Loans - Schedule of Amortized Cost Basis of Collateral-Dependent Loans by Loan Portfolio Segment (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Construction & Secured by Farmland
Financing Receivable, Past Due [Line Items]
Mortgage real estate loans	$ 428
Residential First Lien - Investor
Financing Receivable, Past Due [Line Items]
Mortgage real estate loans	98
Residential First Lien - Owner Occupied
Financing Receivable, Past Due [Line Items]
Mortgage real estate loans	483	$ 318
Commercial - Owner Occupied
Financing Receivable, Past Due [Line Items]
Mortgage real estate loans	5,097	739
Commercial - Non-Owner Occupied & Multifamily
Financing Receivable, Past Due [Line Items]
Mortgage real estate loans	5,455
Other Commercial And Industrial Loans
Financing Receivable, Past Due [Line Items]
Mortgage real estate loans	1,449	908
Consumer loans
Financing Receivable, Past Due [Line Items]
Mortgage real estate loans	83	83
Real Estate Collateral [Member]
Financing Receivable, Past Due [Line Items]
Mortgage real estate loans	11,644	1,140
Real Estate Collateral [Member] | Construction & Secured by Farmland
Financing Receivable, Past Due [Line Items]
Mortgage real estate loans	428
Real Estate Collateral [Member] | Residential First Lien - Investor
Financing Receivable, Past Due [Line Items]
Mortgage real estate loans	98
Real Estate Collateral [Member] | Residential First Lien - Owner Occupied
Financing Receivable, Past Due [Line Items]
Mortgage real estate loans	483	318
Real Estate Collateral [Member] | Commercial - Owner Occupied
Financing Receivable, Past Due [Line Items]
Mortgage real estate loans	5,097	739
Real Estate Collateral [Member] | Commercial - Non-Owner Occupied & Multifamily
Financing Receivable, Past Due [Line Items]
Mortgage real estate loans	5,455
Real Estate Collateral [Member] | Consumer loans
Financing Receivable, Past Due [Line Items]
Mortgage real estate loans	83
Other Collateral [Member]
Financing Receivable, Past Due [Line Items]
Commercial and industrial loans	1,449	908
Other Collateral [Member] | Other Commercial And Industrial Loans
Financing Receivable, Past Due [Line Items]
Commercial and industrial loans	$ 1,449	$ 908

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