v3.26.1
Loans and Allowance for Credit Losses - Schedule of Loans (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Financing Receivable, Allowance for Credit Loss [Line Items]    
Total $ 11,683,856 $ 11,444,216
Add: Unearned income (10,240) (9,611)
Loans, held for investment 11,673,616 11,434,605
Loans held for sale 27,751 54,119
Total loans and leases 11,701,367 11,488,724
Total commercial loans    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Total 7,214,522 7,062,565
Construction and development    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Total 569,593 570,749
Commercial, financial & agricultural    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Total 1,799,584 1,761,287
Commercial real estate    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Total 4,845,345 4,730,529
Commercial real estate | Non-owner occupied CRE    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Total 3,249,479 3,150,269
Commercial real estate | Owner occupied CRE    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Total 1,595,866 1,580,260
Total residential and consumer loans    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Total 4,469,334 4,381,651
Residential real estate | Residential mortgage loans    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Total 3,475,428 3,321,101
Residential real estate | Home equity lines of credit    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Total 433,330 410,845
Consumer | Consumer credit card    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Total 98,107 98,310
Consumer | Other consumer loans    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Total $ 462,469 $ 551,395