Loans and Allowance for Loan Credit Losses - Schedule of Composition of the Loan Portfolio (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Financing Receivable, Allowance for Credit Loss [Line Items]
Total Loans	$ 274,759	$ 313,287
Less allowance for credit losses	(4,096)	(4,514)	$ (4,319)
Loans, net	270,663	308,773
Commercial real estate
Financing Receivable, Allowance for Credit Loss [Line Items]
Total Loans	48,278	53,480
Less allowance for credit losses	(1,468)	(1,140)	(1,233)
Commercial
Financing Receivable, Allowance for Credit Loss [Line Items]
Total Loans	4,521	27,883
Less allowance for credit losses	(73)	(483)	(189)
Residential real estate closed-end
Financing Receivable, Allowance for Credit Loss [Line Items]
Total Loans	201,060	210,730
Less allowance for credit losses	(2,324)	(2,644)	(2,668)
Other consumer loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Total Loans	20,900	21,194
Less allowance for credit losses	$ (231)	$ (247)	$ (229)