Loans - Amortized Cost Basis of Collateral-Dependent Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025	Mar. 31, 2025
Commercial Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	$ 6,897	$ 4,974	$ 327
Commercial Real Estate | Commercial | Real estate owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	3,842	3,626	260
Commercial Real Estate | Commercial | Real estate non-owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	1,292	1,348	67
Commercial Real Estate | Commercial | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Commercial Real Estate | Commercial | C&I
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Commercial Real Estate | Commercial | Multifamily
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	1,763	0	0
Commercial Real Estate | Commercial | Agriculture
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Commercial Real Estate | Municipal
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Commercial Real Estate | Residential | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Commercial Real Estate | Residential | Term
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Commercial Real Estate | Home Equity
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Commercial Real Estate | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Residential Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	4,108	3,273	2,151
Residential Real Estate | Commercial | Real estate owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	245	0	0
Residential Real Estate | Commercial | Real estate non-owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Residential Real Estate | Commercial | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Residential Real Estate | Commercial | C&I
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Residential Real Estate | Commercial | Multifamily
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Residential Real Estate | Commercial | Agriculture
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Residential Real Estate | Municipal
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Residential Real Estate | Residential | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Residential Real Estate | Residential | Term
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	3,556	2,912	2,151
Residential Real Estate | Home Equity
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	307	361	0
Residential Real Estate | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	1,192	1,300	1,681
Other | Commercial | Real estate owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Other | Commercial | Real estate non-owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Other | Commercial | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Other | Commercial | C&I
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	1,192	1,300	1,681
Other | Commercial | Multifamily
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Other | Commercial | Agriculture
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Other | Municipal
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Other | Residential | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Other | Residential | Term
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Other | Home Equity
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	0	0
Other | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	$ 0	$ 0	$ 0