v3.25.2
LHFI and ACL, LHFI - Summary of Balance in Allowance for Loan Losses (Details) - USD ($)
$ in Thousands
Jun. 30, 2025
Mar. 31, 2025
Dec. 31, 2024
Jun. 30, 2024
Mar. 31, 2024
Dec. 31, 2023
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]            
Individually Evaluated for Credit Loss $ 13,590   $ 13,661      
Individually Evaluated for Credit Loss 39,500   37,140      
Collectively Evaluated for Credit Loss 154,647   146,609      
Collectively Evaluated for Credit Loss 13,425,280   13,052,802      
Total LHFI 13,464,780   13,089,942      
Total 168,237 $ 167,010 160,270 $ 154,685 $ 142,998 $ 139,367
Commercial and Industrial Loans [Member]            
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]            
Individually Evaluated for Credit Loss 12,685   10,518      
Individually Evaluated for Credit Loss 21,348   22,503      
Collectively Evaluated for Credit Loss 15,780   16,502      
Collectively Evaluated for Credit Loss 1,810,947   1,818,219      
Total LHFI 1,832,295   1,840,722      
Total 28,465 25,396 27,020 28,735 27,930 26,638
Consumer Loans [Member]            
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]            
Collectively Evaluated for Credit Loss 5,111   5,141      
Collectively Evaluated for Credit Loss 152,921   156,569      
Total LHFI 152,921   156,569      
Total 5,111 5,238 5,141 5,645 5,523 5,794
State and Other Political Subdivision Loans [Member]            
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]            
Individually Evaluated for Credit Loss 0   0      
Individually Evaluated for Credit Loss 0   0      
Collectively Evaluated for Credit Loss 1,547   1,250      
Collectively Evaluated for Credit Loss 961,251   969,836      
Total LHFI 961,251   969,836      
Total 1,547 1,605 1,250 625 638 646
Other Commercial Loans and Leases [Member]            
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]            
Individually Evaluated for Credit Loss 764   892      
Individually Evaluated for Credit Loss 764   896      
Collectively Evaluated for Credit Loss 6,687   5,355      
Collectively Evaluated for Credit Loss 707,691   588,116      
Total LHFI 708,455   589,012      
Total 7,451 6,530 6,247 6,489 6,056 7,072
Loans Secured by Real Estate [Member] | Construction, Land Development and Other Land [Member]            
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]            
Individually Evaluated for Credit Loss 0   0      
Individually Evaluated for Credit Loss 0   0      
Collectively Evaluated for Credit Loss 7,349   6,452      
Collectively Evaluated for Credit Loss 560,913   587,244      
Total LHFI 560,913   587,244      
Total 7,349 6,982 6,452 5,101 5,743 17,192
Loans Secured by Real Estate [Member] | Other Secured by 1-4 Family Residential Properties [Member]            
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]            
Individually Evaluated for Credit Loss 481   521      
Collectively Evaluated for Credit Loss 12,665   11,347      
Collectively Evaluated for Credit Loss 688,608   650,029      
Total LHFI 689,089   650,550      
Total 12,665 12,476 11,347 10,373 10,554 12,942
Loans Secured by Real Estate [Member] | Secured by Nonfarm, Nonresidential Properties [Member]            
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]            
Individually Evaluated for Credit Loss 141   2,251      
Individually Evaluated for Credit Loss 426   9,783      
Collectively Evaluated for Credit Loss 34,876   35,645      
Collectively Evaluated for Credit Loss 3,478,506   3,523,499      
Total LHFI 3,478,932   3,533,282      
Total 35,017 39,973 37,896 41,136 33,292 24,043
Loans Secured by Real Estate [Member] | Other Real Estate Secured [Member]            
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]            
Individually Evaluated for Credit Loss 14,978   1,904      
Collectively Evaluated for Credit Loss 23,505   19,491      
Collectively Evaluated for Credit Loss 1,903,363   1,631,926      
Total LHFI 1,918,341   1,633,830      
Total 23,505 23,348 19,491 12,037 9,251 4,488
Other Loans Secured by Real Estate [Member] | Other Construction [Member]            
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]            
Individually Evaluated for Credit Loss 0   0      
Individually Evaluated for Credit Loss 0   0      
Collectively Evaluated for Credit Loss 8,142   13,297      
Collectively Evaluated for Credit Loss 794,310   829,904      
Total LHFI 794,310   829,904      
Total 8,142 9,860 13,297 13,897 12,065 5,758
Other Loans Secured by Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member]            
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]            
Individually Evaluated for Credit Loss 1,503   1,533      
Collectively Evaluated for Credit Loss 38,985   32,129      
Collectively Evaluated for Credit Loss 2,366,770   2,297,460      
Total LHFI 2,368,273   2,298,993      
Total $ 38,985 $ 35,602 $ 32,129 $ 30,647 $ 31,946 $ 34,794