v3.25.2
Loans and ACL (Summary of specific reserves by segments) (Details) - USD ($)
$ in Thousands
Jun. 30, 2025
Mar. 31, 2025
Dec. 31, 2024
Sep. 30, 2024
Jun. 30, 2024
Financing Receivable, Allowance for Credit Loss [Line Items]          
Individually evaluated for impairment, ACL $ 0 $ 0 $ 0 $ 0 $ 137
Collateral Pledged          
Financing Receivable, Allowance for Credit Loss [Line Items]          
Individually evaluated for impairment, Loans 1,087   254    
Individually evaluated for impairment, ACL     0    
Commercial [Member] | Collateral Pledged          
Financing Receivable, Allowance for Credit Loss [Line Items]          
Individually evaluated for impairment, Loans 0   0    
Individually evaluated for impairment, ACL 0   0    
Commercial Real Estate | Collateral Pledged          
Financing Receivable, Allowance for Credit Loss [Line Items]          
Individually evaluated for impairment, Loans 533   0    
Individually evaluated for impairment, ACL 0   0    
Agricultural [Member] | Collateral Pledged          
Financing Receivable, Allowance for Credit Loss [Line Items]          
Individually evaluated for impairment, Loans 0   0    
Individually evaluated for impairment, ACL 0   0    
Residential Mortgage | Collateral Pledged          
Financing Receivable, Allowance for Credit Loss [Line Items]          
Individually evaluated for impairment, Loans 554   254    
Individually evaluated for impairment, ACL 0   0    
Consumer Portfolio Segment [Member] | Collateral Pledged          
Financing Receivable, Allowance for Credit Loss [Line Items]          
Individually evaluated for impairment, Loans 0   0    
Individually evaluated for impairment, ACL $ 0   $ 0