v3.26.1
Loans and Allowance for Credit Losses - Aging Analysis of Loans by Loan Category (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Jun. 30, 2025
Financing Receivable, Past Due [Line Items]      
Loans $ 3,072,781 $ 3,022,034 $ 2,920,792
Loans, 90 Days Past Due and Accruing 0 0  
Agricultural [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 49,672 56,218 47,273
Loans, 90 Days Past Due and Accruing 0 0  
Commercial and Industrial [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 411,187 352,556 351,367
Loans, 90 Days Past Due and Accruing 0 0  
Consumer Portfolio Segment [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 26,121 26,701 29,741
Loans, 90 Days Past Due and Accruing 0 0  
Commercial Real Estate Portfolio Segment [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 1,730,214 1,780,396 1,743,541
Loans, 90 Days Past Due and Accruing 0 0  
Construction Real Estate [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 25,230 19,139 21,508
Loans, 90 Days Past Due and Accruing 0 0  
Residential Portfolio Segment [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 776,822 728,037 724,329
Loans, 90 Days Past Due and Accruing 0 0  
Mortgage Warehouse Advances [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 53,535 58,987 $ 3,033
Loans, 90 Days Past Due and Accruing 0 0  
Financial Asset, 30 to 59 Days Past Due [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 5,585 [1] 12,365 [2]  
Financial Asset, 30 to 59 Days Past Due [Member] | Agricultural [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 305 [1] 0 [2]  
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial and Industrial [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 3,101 [1] 187 [2]  
Financial Asset, 30 to 59 Days Past Due [Member] | Consumer Portfolio Segment [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 298 [1] 102 [2]  
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Real Estate Portfolio Segment [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 1,037 [1] 547 [2]  
Financial Asset, 30 to 59 Days Past Due [Member] | Construction Real Estate [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 0 [1] 685 [2]  
Financial Asset, 30 to 59 Days Past Due [Member] | Residential Portfolio Segment [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 844 [1] 10,844 [2]  
Financial Asset, 30 to 59 Days Past Due [Member] | Mortgage Warehouse Advances [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 0 [1] 0 [2]  
Financial Asset, 60 to 89 Days Past Due [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 5,743 [1] 5,415 [2]  
Financial Asset, 60 to 89 Days Past Due [Member] | Agricultural [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 0 [1] 0 [2]  
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial and Industrial [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 222 [1] 0 [2]  
Financial Asset, 60 to 89 Days Past Due [Member] | Consumer Portfolio Segment [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 10 [1] 38 [2]  
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Real Estate Portfolio Segment [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 0 [1] 211 [2]  
Financial Asset, 60 to 89 Days Past Due [Member] | Construction Real Estate [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 0 [1] 495 [2]  
Financial Asset, 60 to 89 Days Past Due [Member] | Residential Portfolio Segment [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 5,511 [1] 4,671 [2]  
Financial Asset, 60 to 89 Days Past Due [Member] | Mortgage Warehouse Advances [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 0 [1] 0 [2]  
Financial Asset, Equal to or Greater than 90 Days Past Due [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 24,786 [1] 19,283 [2]  
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Agricultural [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 410 [1] 0 [2]  
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial and Industrial [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 5,624 [1] 6,249 [2]  
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Consumer Portfolio Segment [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 37 [1] 62 [2]  
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Real Estate Portfolio Segment [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 13,539 [1] 8,020 [2]  
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Construction Real Estate [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 0 [1] 0 [2]  
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Residential Portfolio Segment [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 5,176 [1] 4,952 [2]  
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Mortgage Warehouse Advances [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 0 [1] 0 [2]  
Financial Asset, Past Due [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 36,114 [1] 37,063 [2]  
Financial Asset, Past Due [Member] | Agricultural [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 715 [1] 0 [2]  
Financial Asset, Past Due [Member] | Commercial and Industrial [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 8,947 [1] 6,436 [2]  
Financial Asset, Past Due [Member] | Consumer Portfolio Segment [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 345 [1] 202 [2]  
Financial Asset, Past Due [Member] | Commercial Real Estate Portfolio Segment [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 14,576 [1] 8,778 [2]  
Financial Asset, Past Due [Member] | Construction Real Estate [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 0 [1] 1,180 [2]  
Financial Asset, Past Due [Member] | Residential Portfolio Segment [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 11,531 [1] 20,467 [2]  
Financial Asset, Past Due [Member] | Mortgage Warehouse Advances [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 0 [1] 0 [2]  
Financial Asset, Not Past Due [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 3,036,667 2,984,971  
Financial Asset, Not Past Due [Member] | Agricultural [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 48,957 56,218  
Financial Asset, Not Past Due [Member] | Commercial and Industrial [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 402,240 346,120  
Financial Asset, Not Past Due [Member] | Consumer Portfolio Segment [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 25,776 26,499  
Financial Asset, Not Past Due [Member] | Commercial Real Estate Portfolio Segment [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 1,715,638 1,771,618  
Financial Asset, Not Past Due [Member] | Construction Real Estate [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 25,230 17,959  
Financial Asset, Not Past Due [Member] | Residential Portfolio Segment [Member]      
Financing Receivable, Past Due [Line Items]      
Loans 765,291 707,570  
Financial Asset, Not Past Due [Member] | Mortgage Warehouse Advances [Member]      
Financing Receivable, Past Due [Line Items]      
Loans $ 53,535 $ 58,987  
[1] Includes nonaccrual loans.
[2] Includes nonaccrual loans.