v3.26.1
Loans, Allowance for Credit Losses - Loans, and Credit Quality - Schedule of Past Due Loans by Portfolio Segment (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Financing Receivable, Past Due [Line Items]    
Loans $ 10,848,164 $ 6,836,345
Percent of total loans 100.00% 100.00%
30-89 Days Past Due (accruing)    
Financing Receivable, Past Due [Line Items]    
Loans $ 8,931 $ 11,107
Percent past due 0.10% 0.10%
90 Days & Over or nonaccrual    
Financing Receivable, Past Due [Line Items]    
Loans $ 71,545 $ 31,679
Percent past due 0.70% 0.50%
Current    
Financing Receivable, Past Due [Line Items]    
Loans $ 10,767,688 $ 6,793,559
Percent of current loans 99.20% 99.40%
Retail & other    
Financing Receivable, Past Due [Line Items]    
Loans $ 87,634 $ 41,683
Retail & other | 30-89 Days Past Due (accruing)    
Financing Receivable, Past Due [Line Items]    
Loans 728 453
Retail & other | 90 Days & Over or nonaccrual    
Financing Receivable, Past Due [Line Items]    
Loans 192 121
Retail & other | Current    
Financing Receivable, Past Due [Line Items]    
Loans 86,714 41,109
Commercial | Commercial & industrial    
Financing Receivable, Past Due [Line Items]    
Loans 2,350,769 1,367,522
Commercial | Commercial & industrial | 30-89 Days Past Due (accruing)    
Financing Receivable, Past Due [Line Items]    
Loans 722 541
Commercial | Commercial & industrial | 90 Days & Over or nonaccrual    
Financing Receivable, Past Due [Line Items]    
Loans 18,409 10,314
Commercial | Commercial & industrial | Current    
Financing Receivable, Past Due [Line Items]    
Loans 2,331,638 1,356,667
Commercial | Owner-occupied CRE    
Financing Receivable, Past Due [Line Items]    
Loans 1,543,772 939,587
Commercial | Owner-occupied CRE | 30-89 Days Past Due (accruing)    
Financing Receivable, Past Due [Line Items]    
Loans 2,134 3,311
Commercial | Owner-occupied CRE | 90 Days & Over or nonaccrual    
Financing Receivable, Past Due [Line Items]    
Loans 21,661 6,938
Commercial | Owner-occupied CRE | Current    
Financing Receivable, Past Due [Line Items]    
Loans 1,519,977 929,338
Commercial | Agricultural    
Financing Receivable, Past Due [Line Items]    
Loans 1,765,864 1,415,425
Commercial | Agricultural | 30-89 Days Past Due (accruing)    
Financing Receivable, Past Due [Line Items]    
Loans 107 123
Commercial | Agricultural | 90 Days & Over or nonaccrual    
Financing Receivable, Past Due [Line Items]    
Loans 9,661 10,476
Commercial | Agricultural | Current    
Financing Receivable, Past Due [Line Items]    
Loans 1,756,096 1,404,826
Commercial real estate | CRE investment    
Financing Receivable, Past Due [Line Items]    
Loans 2,329,696 1,188,351
Commercial real estate | CRE investment | 30-89 Days Past Due (accruing)    
Financing Receivable, Past Due [Line Items]    
Loans 0 250
Commercial real estate | CRE investment | 90 Days & Over or nonaccrual    
Financing Receivable, Past Due [Line Items]    
Loans 9,446 497
Commercial real estate | CRE investment | Current    
Financing Receivable, Past Due [Line Items]    
Loans 2,320,250 1,187,604
Commercial real estate | Construction & land development    
Financing Receivable, Past Due [Line Items]    
Loans 571,280 326,638
Commercial real estate | Construction & land development | 30-89 Days Past Due (accruing)    
Financing Receivable, Past Due [Line Items]    
Loans 5 29
Commercial real estate | Construction & land development | 90 Days & Over or nonaccrual    
Financing Receivable, Past Due [Line Items]    
Loans 100 0
Commercial real estate | Construction & land development | Current    
Financing Receivable, Past Due [Line Items]    
Loans 571,175 326,609
Residential | Residential first mortgage    
Financing Receivable, Past Due [Line Items]    
Loans 1,584,362 1,193,683
Residential | Residential first mortgage | 30-89 Days Past Due (accruing)    
Financing Receivable, Past Due [Line Items]    
Loans 3,663 5,305
Residential | Residential first mortgage | 90 Days & Over or nonaccrual    
Financing Receivable, Past Due [Line Items]    
Loans 10,214 3,022
Residential | Residential first mortgage | Current    
Financing Receivable, Past Due [Line Items]    
Loans 1,570,485 1,185,356
Residential | Residential junior mortgage    
Financing Receivable, Past Due [Line Items]    
Loans 474,964 268,188
Residential | Residential junior mortgage | 30-89 Days Past Due (accruing)    
Financing Receivable, Past Due [Line Items]    
Loans 1,015 494
Residential | Residential junior mortgage | 90 Days & Over or nonaccrual    
Financing Receivable, Past Due [Line Items]    
Loans 1,862 311
Residential | Residential junior mortgage | Current    
Financing Receivable, Past Due [Line Items]    
Loans 472,087 267,383
Residential | Residential construction    
Financing Receivable, Past Due [Line Items]    
Loans 139,823 95,268
Residential | Residential construction | 30-89 Days Past Due (accruing)    
Financing Receivable, Past Due [Line Items]    
Loans 557 601
Residential | Residential construction | 90 Days & Over or nonaccrual    
Financing Receivable, Past Due [Line Items]    
Loans 0 0
Residential | Residential construction | Current    
Financing Receivable, Past Due [Line Items]    
Loans $ 139,266 $ 94,667