v3.25.2
Segment Information - Schedule of Segment Information (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Mar. 31, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Segment Reporting Information [Line Items]            
Interest income $ 237,428   $ 239,151 $ 466,575 $ 468,991  
Interest expense 78,672   98,122 155,764 195,132  
Funds transfer pricing, net 0   0 0 0  
Net Interest Income 158,756   141,029 310,811 273,859  
PCL 4,676   19,729 9,970 27,245  
Net Interest Income After PCL 154,080   121,300 300,841 246,614  
Service charges on deposit accounts 10,585   10,924 21,221 21,882  
Bank card and other fees 8,754   9,225 16,418 16,653  
Mortgage banking, net 8,602   4,204 17,373 13,119  
Wealth management 9,638 $ 19,181 9,692 19,181 18,644  
Other, net 2,311   7,461 8,281 10,563  
Securities gains (losses), net 0   (182,792) 0 (182,792)  
Internal allocations 0   0 0 0  
Total Noninterest Income (loss) 39,890   (141,286) 82,474 (101,931)  
Salaries and employee benefits 68,298   64,838 136,790 130,325  
Services and fees 26,998   24,743 53,245 49,174  
Other segment expenses 29,818 [1]   28,745 [2] 59,090 [3] 58,491 [4]  
Internal allocations 0   0 0 0  
Total Noninterest Expense 125,114   118,326 249,125 237,990  
Income (Loss) From Continuing Operations Before Income Taxes 68,856   (138,312) 134,190 (93,307)  
Income taxes from continuing operations 13,015   (37,707) 24,716 (30,875)  
Income (Loss) From Continuing Operations 55,841   (100,605) 109,474 (62,432)  
Selected Financial Information            
Total assets 18,615,659     18,615,659   $ 18,152,422
Depreciation and amortization       18,485 18,687  
Continuing Operations [Member]            
Selected Financial Information            
Total assets 18,615,659   18,452,487 18,615,659 18,452,487  
Depreciation and amortization 9,914   10,039 18,485 18,468  
General Banking [Member]            
Segment Reporting Information [Line Items]            
Interest income 234,301   236,455 460,459 464,026  
Interest expense 77,799   97,485 154,096 193,987  
Funds transfer pricing, net 253   563 713 1,008  
Net Interest Income 156,755   139,533 307,076 271,047  
PCL 4,693   19,732 9,990 27,080  
Net Interest Income After PCL 152,062   119,801 297,086 243,967  
Service charges on deposit accounts 10,562   10,903 21,177 21,839  
Bank card and other fees 8,716   9,186 16,341 16,578  
Mortgage banking, net 8,602   4,204 17,373 13,119  
Wealth management 196   174 377 363  
Other, net 2,164   7,329 7,986 10,295  
Securities gains (losses), net     (182,792)   (182,792)  
Internal allocations (93)   (94) (189) (188)  
Total Noninterest Income (loss) 30,240   (150,996) 63,254 (120,598)  
Salaries and employee benefits 62,831   59,112 125,702 119,215  
Services and fees 26,357   24,072 51,956 47,811  
Other segment expenses 29,425 [1]   28,296 [2] 58,272 [3] 57,583 [4]  
Internal allocations (1,486)   (1,475) (2,968) (2,931)  
Total Noninterest Expense 117,127   110,005 232,962 221,678  
Income (Loss) From Continuing Operations Before Income Taxes 65,175   (141,200) 127,378 (98,309)  
Income taxes from continuing operations 12,100   (38,429) 23,022 (32,120)  
Income (Loss) From Continuing Operations 53,075   (102,771) 104,356 (66,189)  
Selected Financial Information            
Total assets 18,417,303   18,272,094 18,417,303 18,272,094  
Depreciation and amortization 9,851   9,975 18,360 18,342  
Wealth Management [Member]            
Segment Reporting Information [Line Items]            
Interest income 3,127   2,696 6,116 4,965  
Interest expense 873   637 1,668 1,145  
Funds transfer pricing, net (253)   (563) (713) (1,008)  
Net Interest Income 2,001   1,496 3,735 2,812  
PCL (17)   (3) (20) 165  
Net Interest Income After PCL 2,018   1,499 3,755 2,647  
Service charges on deposit accounts 23   21 44 43  
Bank card and other fees 38   39 77 75  
Mortgage banking, net 0   0 0 0  
Wealth management 9,442   9,518 18,804 18,281  
Other, net 147   132 295 268  
Securities gains (losses), net     0   0  
Internal allocations 93   94 189 188  
Total Noninterest Income (loss) 9,650   9,710 19,220 18,667  
Salaries and employee benefits 5,467   5,726 11,088 11,110  
Services and fees 641   671 1,289 1,363  
Other segment expenses 393 [1]   449 [2] 818 [3] 908 [4]  
Internal allocations 1,486   1,475 2,968 2,931  
Total Noninterest Expense 7,987   8,321 16,163 16,312  
Income (Loss) From Continuing Operations Before Income Taxes 3,681   2,888 6,812 5,002  
Income taxes from continuing operations 915   722 1,694 1,245  
Income (Loss) From Continuing Operations 2,766   2,166 5,118 3,757  
Selected Financial Information            
Total assets 198,356   180,393 198,356 180,393  
Depreciation and amortization 63   64 125 126  
Internal Allocations [Member] | General Banking [Member]            
Segment Reporting Information [Line Items]            
Other, net 2,257   7,423 8,175 10,483  
Internal Allocations [Member] | Wealth Management [Member]            
Segment Reporting Information [Line Items]            
Other, net $ 54   $ 38 $ 106 $ 80  
[1] Other segment expenses for the General Banking Segment include net occupancy-premises, equipment expense, FDIC assessment expense, other real estate expense, net, loan expense and other miscellaneous expense. Other segment expenses for the Wealth Management Segment include net occupancy-premises, equipment expense, FDIC assessment expense, loan expense and other miscellaneous expense.
[2] Other segment expenses for the General Banking Segment include net occupancy-premises, equipment expense, FDIC assessment expense, other real estate expense, net, loan expense and other miscellaneous expense. Other segment expenses for the Wealth Management Segment include net occupancy-premises, equipment expense, FDIC assessment expense, loan expense and other miscellaneous expense.
[3] Other segment expenses for the General Banking Segment include net occupancy-premises, equipment expense, FDIC assessment expense, other real estate expense, net, loan expense and other miscellaneous expense. Other segment expenses for the Wealth Management Segment include net occupancy-premises, equipment expense, FDIC assessment expense, loan expense and other miscellaneous expense.
[4] Other segment expenses for the General Banking Segment include net occupancy-premises, equipment expense, FDIC assessment expense, other real estate expense, net, loan expense and other miscellaneous expense. Other segment expenses for the Wealth Management Segment include net occupancy-premises, equipment expense, FDIC assessment expense, loan expense and other miscellaneous expense.