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Business Segments - Selected Business Segment Financial Information (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Business segment financial information |  |  |
Net Interest Income (Expense) | $ 466,580 | $ 497,025 | $ 540,558
Provision for (Recapture of) Credit Losses | 11,150 | 9,000 | (7,800)
Net Interest Income (Expense) After Provision for Credit Losses | 455,430 | 488,025 | 548,358
Noninterest Income | 172,529 | 176,609 | 157,541
Salaries and Benefits | 232,564 | 234,079 | 235,270
Net Occupancy | 42,084 | 39,924 | 39,441
Other Noninterest Expense | 155,460 | 163,515 | 140,554
Noninterest Expense | 430,108 | 437,518 | 415,265
Income (Loss) Before Income Taxes | 197,851 | 227,116 | 290,634
Provision (Benefit) for Income Taxes | 47,857 | 55,914 | 64,830
Net Income (Loss) | 149,994 | 171,202 | 225,804
Total Assets | 23,601,114 | 23,733,296 | 23,606,877
Consumer Banking |  |  |
Business segment financial information |  |  |
Net Interest Income (Expense) | 391,137 | 393,310 | 323,819
Provision for (Recapture of) Credit Losses | 11,969 | 7,773 | 5,324
Net Interest Income (Expense) After Provision for Credit Losses | 379,168 | 385,537 | 318,495
Noninterest Income | 134,568 | 126,373 | 126,336
Salaries and Benefits | 81,477 | 84,761 | 83,378
Net Occupancy | 27,551 | 27,514 | 27,386
Other Noninterest Expense | 230,916 | 228,061 | 219,376
Noninterest Expense | 339,944 | 340,336 | 330,140
Income (Loss) Before Income Taxes | 173,792 | 171,574 | 114,691
Provision (Benefit) for Income Taxes | 44,290 | 44,141 | 28,999
Net Income (Loss) | 129,502 | 127,433 | 85,692
Total Assets | 8,288,997 | 8,486,771 | 8,521,178
Commercial Banking |  |  |
Business segment financial information |  |  |
Net Interest Income (Expense) | 206,450 | 209,436 | 206,182
Provision for (Recapture of) Credit Losses | 913 | 44 | (205)
Net Interest Income (Expense) After Provision for Credit Losses | 205,537 | 209,392 | 206,387
Noninterest Income | 28,768 | 33,016 | 25,937
Salaries and Benefits | 20,436 | 21,218 | 18,177
Net Occupancy | 1,816 | 1,571 | 1,334
Other Noninterest Expense | 52,100 | 54,697 | 51,090
Noninterest Expense | 74,352 | 77,486 | 70,601
Income (Loss) Before Income Taxes | 159,953 | 164,922 | 161,723
Provision (Benefit) for Income Taxes | 40,530 | 41,109 | 39,844
Net Income (Loss) | 119,423 | 123,813 | 121,879
Total Assets | 6,145,162 | 5,831,880 | 5,522,916
Treasury and Other |  |  |
Business segment financial information |  |  |
Net Interest Income (Expense) | (131,007) | (105,721) | 10,557
Provision for (Recapture of) Credit Losses | (1,732) | 1,183 | (12,919)
Net Interest Income (Expense) After Provision for Credit Losses | (129,275) | (106,904) | 23,476
Noninterest Income | 9,193 | 17,220 | 5,268
Salaries and Benefits | 130,651 | 128,100 | 133,715
Net Occupancy | 12,717 | 10,839 | 10,721
Other Noninterest Expense | (127,556) | (119,243) | (129,912)
Noninterest Expense | 15,812 | 19,696 | 14,524
Income (Loss) Before Income Taxes | (135,894) | (109,380) | 14,220
Provision (Benefit) for Income Taxes | (36,963) | (29,336) | (4,013)
Net Income (Loss) | (98,931) | (80,044) | 18,233
Total Assets | $ 9,166,955 | $ 9,414,645 | $ 9,562,783

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