Loans, Allowance for Credit Losses - Loans, and Credit Quality - Schedule of Collateral Dependent Loans by Portfolio Segment (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	$ 54,897	$ 27,749
Without an Allowance	37,703	24,263
With an Allowance	17,194	3,486
Allowance Allocation	5,306	323
Real Estate
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	37,468	15,049
Other Business Assets
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	17,429	12,700
Retail & other
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	0	0
Without an Allowance	0	0
With an Allowance	0	0
Allowance Allocation	0	0
Retail & other \| Real Estate
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	0	0
Retail & other \| Other Business Assets
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	0	0
Commercial \| Commercial & industrial
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	14,537	9,111
Without an Allowance	8,407	5,986
With an Allowance	6,130	3,125
Allowance Allocation	4,210	322
Commercial \| Commercial & industrial \| Real Estate
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	0	0
Commercial \| Commercial & industrial \| Other Business Assets
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	14,537	9,111
Commercial \| Owner-occupied CRE
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	19,759	5,755
Without an Allowance	16,531	5,755
With an Allowance	3,228	0
Allowance Allocation	425	0
Commercial \| Owner-occupied CRE \| Real Estate
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	19,759	5,755
Commercial \| Owner-occupied CRE \| Other Business Assets
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	0	0
Commercial \| Agricultural
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	8,811	10,373
Without an Allowance	8,811	10,373
With an Allowance	0	0
Allowance Allocation	0	0
Commercial \| Agricultural \| Real Estate
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	5,919	6,784
Commercial \| Agricultural \| Other Business Assets
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	2,892	3,589
Commercial real estate \| CRE investment
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	9,136	497
Without an Allowance	1,667	497
With an Allowance	7,469	0
Allowance Allocation	661	0
Commercial real estate \| CRE investment \| Real Estate
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	9,136	497
Commercial real estate \| CRE investment \| Other Business Assets
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	0	0
Commercial real estate \| Construction & land development
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	0	0
Without an Allowance	0	0
With an Allowance	0	0
Allowance Allocation	0	0
Commercial real estate \| Construction & land development \| Real Estate
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	0	0
Commercial real estate \| Construction & land development \| Other Business Assets
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	0	0
Residential \| Residential first mortgage
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	2,376	1,847
Without an Allowance	2,287	1,486
With an Allowance	89	361
Allowance Allocation	6	1
Residential \| Residential junior mortgage
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	278	166
Without an Allowance	0	166
With an Allowance	278	0
Allowance Allocation	4	0
Residential \| Real Estate \| Residential first mortgage
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	2,376	1,847
Residential \| Real Estate \| Residential junior mortgage
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	278	166
Residential \| Other Business Assets \| Residential first mortgage
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	0	0
Residential \| Other Business Assets \| Residential junior mortgage
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	0	0
Residential \| Residential construction
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	0	0
Without an Allowance	0	0
With an Allowance	0	0
Allowance Allocation	0	0
Residential \| Residential construction \| Real Estate
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	0	0
Residential \| Residential construction \| Other Business Assets
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	$ 0	$ 0

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