v3.26.1
Loans and Allowance for Credit Losses - Summary of Allocation of Allowance for Loan Loss as well as Activity in Allowance for Loan Loss Attributed to Various Segments in Loan (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]      
ALLL beginning balance $ 169,530 $ 176,994  
Provision for credit losses or (recapture) 52,484 54,384  
Loans receivable allowance including provision losses or (recapture) 222,014 231,378  
Loans charged-off (54,523) (53,686)  
Recoveries of loans previously charged-off 4,936 5,486  
Net charge-offs (49,587) (48,200)  
Ending ALLL Balance 172,427 183,178  
Gross loans receivable 3,866,474   $ 3,756,829
Commercial and industrial loans      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]      
ALLL beginning balance 8,757 11,051  
Provision for credit losses or (recapture) (45) 566  
Loans receivable allowance including provision losses or (recapture) 8,712 11,617  
Loans charged-off (1,146) (1,907)  
Recoveries of loans previously charged-off 162 356  
Net charge-offs (984) (1,551)  
Ending ALLL Balance 7,728 10,066  
Construction, land and land development loans      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]      
ALLL beginning balance 6,580 3,439  
Provision for credit losses or (recapture) (479) 1,092  
Loans receivable allowance including provision losses or (recapture) 6,101 4,531  
Loans charged-off 0 0  
Recoveries of loans previously charged-off 0 0  
Net charge-offs 0 0  
Ending ALLL Balance 6,101 4,531  
Gross loans receivable    
Real Estate Portfolio Segment | Residential real estate loans      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]      
ALLL beginning balance 11,100 12,250  
Provision for credit losses or (recapture) (1,909) 2,796  
Loans receivable allowance including provision losses or (recapture) 9,191 15,046  
Loans charged-off (705) (1,605)  
Recoveries of loans previously charged-off 12 2  
Net charge-offs (693) (1,603)  
Ending ALLL Balance 8,498 13,443  
Real Estate Portfolio Segment | Commercial real estate loans      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]      
ALLL beginning balance 5,496 8,456  
Provision for credit losses or (recapture) 514 (350)  
Loans receivable allowance including provision losses or (recapture) 6,010 8,106  
Loans charged-off 0 0  
Recoveries of loans previously charged-off 0 4  
Net charge-offs 0 4  
Ending ALLL Balance 6,010 8,110  
Consumer and other loans:      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]      
ALLL beginning balance 137,597 141,798  
Provision for credit losses or (recapture) 54,403 50,280  
Loans receivable allowance including provision losses or (recapture) 192,000 192,078  
Loans charged-off (52,672) (50,174)  
Recoveries of loans previously charged-off 4,762 5,124  
Net charge-offs (47,910) (45,050)  
Ending ALLL Balance 144,090 $ 147,028  
Gross loans receivable $ 1,432,015   $ 1,328,461