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Loans and Allowance for Credit Losses on Loans - Schedule of Nonaccrual Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Financing Receivable, Nonaccrual [Line Items]
Total Nonaccrual Loans	$ 8,720	$ 7,910
Nonaccrual Loans with ACL	622	718
ACL on Nonaccrual Loans	104	206
Collateral Dependent Nonaccrual Loans	8,714	7,905
ACL on Collateral Dependent Nonaccrual Loans	104	206
Loans guaranteed by US government agency
Financing Receivable, Nonaccrual [Line Items]
Total Nonaccrual Loans	0	0
Commercial property
Financing Receivable, Nonaccrual [Line Items]
Total Nonaccrual Loans	2,661	2,341
Nonaccrual Loans with ACL	616	642
ACL on Nonaccrual Loans	104	134
Collateral Dependent Nonaccrual Loans	2,661	2,341
ACL on Collateral Dependent Nonaccrual Loans	104	134
Commercial property | Commercial property
Financing Receivable, Nonaccrual [Line Items]
Total Nonaccrual Loans	1,331	1,403
Nonaccrual Loans with ACL	0	0
ACL on Nonaccrual Loans	0	0
Collateral Dependent Nonaccrual Loans	1,331	1,403
ACL on Collateral Dependent Nonaccrual Loans	0	0
Commercial property | Business property
Financing Receivable, Nonaccrual [Line Items]
Total Nonaccrual Loans	1,330	938
Nonaccrual Loans with ACL	616	642
ACL on Nonaccrual Loans	104	134
Collateral Dependent Nonaccrual Loans	1,330	938
ACL on Collateral Dependent Nonaccrual Loans	104	134
Commercial and industrial
Financing Receivable, Nonaccrual [Line Items]
Total Nonaccrual Loans	607	161
Nonaccrual Loans with ACL	0	71
ACL on Nonaccrual Loans	0	72
Collateral Dependent Nonaccrual Loans	607	161
ACL on Collateral Dependent Nonaccrual Loans	0	72
Total consumer
Financing Receivable, Nonaccrual [Line Items]
Total Nonaccrual Loans	5,452	5,408
Nonaccrual Loans with ACL	6	5
ACL on Nonaccrual Loans	0	0
Collateral Dependent Nonaccrual Loans	5,446	5,403
ACL on Collateral Dependent Nonaccrual Loans	0	0
Total consumer | Residential mortgage
Financing Receivable, Nonaccrual [Line Items]
Total Nonaccrual Loans	5,446	5,403
Nonaccrual Loans with ACL	0	0
ACL on Nonaccrual Loans	0	0
Collateral Dependent Nonaccrual Loans	5,446	5,403
ACL on Collateral Dependent Nonaccrual Loans	0	0
Total consumer | Other consumer
Financing Receivable, Nonaccrual [Line Items]
Total Nonaccrual Loans	6	5
Nonaccrual Loans with ACL	6	5
ACL on Nonaccrual Loans	0	0
Collateral Dependent Nonaccrual Loans	0	0
ACL on Collateral Dependent Nonaccrual Loans	$ 0	$ 0

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