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 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]          
ALLL beginning balance $ 172,427 $ 183,178 $ 169,530 $ 176,994  
Provision for credit losses or (recapture) 91,932 30,929 144,416 85,313  
Loans receivable allowance including provision losses or (recapture) 264,359 214,107 313,946 262,307  
Loans charged-off (58,218) (53,780) (112,741) (107,466)  
Recoveries of loans previously charged-off 7,583 4,467 12,519 9,953  
Net charge-offs (50,635) (49,313) (100,222) (97,513)  
Ending ALLL Balance 213,724 164,794 213,724 164,794  
Gross loans receivable 4,215,122   4,215,122   $ 3,756,829
Commercial and industrial loans          
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]          
ALLL beginning balance 7,728 10,066 8,757 11,051  
Provision for credit losses or (recapture) 12 221 (33) 787  
Loans receivable allowance including provision losses or (recapture) 7,740 10,287 8,724 11,838  
Loans charged-off (1,010) (1,738) (2,156) (3,645)  
Recoveries of loans previously charged-off 152 205 314 561  
Net charge-offs (858) (1,533) (1,842) (3,084)  
Ending ALLL Balance 6,882 8,754 6,882 8,754  
Construction, land and land development loans          
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]          
ALLL beginning balance 6,101 4,531 6,580 3,439  
Provision for credit losses or (recapture) (2,111) 734 (2,590) 1,826  
Loans receivable allowance including provision losses or (recapture) 3,990 5,265 3,990 5,265  
Loans charged-off 0 0 0 0  
Recoveries of loans previously charged-off 0 0 0 0  
Net charge-offs 0 0 0 0  
Ending ALLL Balance 3,990 5,265 3,990 5,265  
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 8,498 13,443 11,100 12,250  
Provision for credit losses or (recapture) 3,671 239 1,762 3,035  
Loans receivable allowance including provision losses or (recapture) 12,169 13,682 12,862 15,285  
Loans charged-off (1,512) (1,552) (2,217) (3,157)  
Recoveries of loans previously charged-off 2 94 14 96  
Net charge-offs (1,510) (1,458) (2,203) (3,061)  
Ending ALLL Balance 10,659 12,224 10,659 12,224  
Real Estate Portfolio Segment | Commercial real estate loans          
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]          
ALLL beginning balance 6,010 8,110 5,496 8,456  
Provision for credit losses or (recapture) (298) (810) 216 (1,160)  
Loans receivable allowance including provision losses or (recapture) 5,712 7,300 5,712 7,296  
Loans charged-off 0 0 0 0  
Recoveries of loans previously charged-off 0 0 0 4  
Net charge-offs 0 0 0 4  
Ending ALLL Balance 5,712 7,300 5,712 7,300  
Consumer and other loans:          
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]          
ALLL beginning balance 144,090 147,028 137,597 141,798  
Provision for credit losses or (recapture) 90,658 30,545 145,061 80,825  
Loans receivable allowance including provision losses or (recapture) 234,748 177,573 282,658 222,623  
Loans charged-off (55,696) (50,490) (108,368) (100,664)  
Recoveries of loans previously charged-off 7,429 4,168 12,191 9,292  
Net charge-offs (48,267) (46,322) (96,177) (91,372)  
Ending ALLL Balance 186,481 $ 131,251 186,481 $ 131,251  
Gross loans receivable $ 1,682,710   $ 1,682,710   $ 1,328,461