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Loans and Allowance for Credit Losses - Narrative (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($) class	Sep. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)
Financing Receivable, Allowance for Credit Loss [Line Items]
Real estate loan classes | class			3
Net unamortized loan fees	$ 839		$ 839		$ 846
Financing receivable, nonaccrual, interest income	20	$ 16	101	$ 58
Mortgage loans in process of foreclosure, amount	453		453		1,200
Individually Evaluated Loans	6,000	$ 0	6,000	$ 0	5,600
Impaired financing receivable, valuation allowance	220		220		$ 398
Real Estate: | Commercial
Financing Receivable, Allowance for Credit Loss [Line Items]
Individually Evaluated Loans	5,100		5,100
Impaired financing receivable, valuation allowance	53		53
Real Estate: | Residential
Financing Receivable, Allowance for Credit Loss [Line Items]
Individually Evaluated Loans	558		558
Impaired financing receivable, valuation allowance	37		37
Real Estate: | Construction
Financing Receivable, Allowance for Credit Loss [Line Items]
Individually Evaluated Loans	415		415
Impaired financing receivable, valuation allowance	$ 130		$ 130

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Impaired Financing Receivable, Valuation Allowance

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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.

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Amount of interest income on financing receivable on nonaccrual status.

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Amount of unamortized loan commitment, origination, and other costs (fees) on financing receivable recognized as adjustment to yield. Excludes financing receivable covered under loss sharing agreement.

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Recorded investment of consumer mortgage loan receivables secured by residential real estate properties for which formal foreclosure proceedings are in process.

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