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Loans Receivable and Allowance for Credit Losses - Schedule Of Activity In The Allowance For Credit Losses (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Allowance for loan losses |  |  |
Allowance for loan losses, start of period | $ 668,743 | $ 595,645 | $ 541,579
Provision for (reversal of) credit losses on loans | 172,176 | 113,571 | 74,767
Gross charge-offs | (146,257) | (54,372) | (37,920)
Gross recoveries | 7,639 | 8,118 | 19,461
Total net (charge-offs) recoveries | (138,618) | (46,254) | (18,459)
Foreign currency translation adjustments | (249) | (247) | (2,242)
Allowance for loan losses, end of period | 702,052 | 668,743 | 595,645
Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2022-02 |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period |  | 6,028 |
Allowance for loan losses, end of period |  |  | 6,028
Cumulative Effect, Period of Adoption, Adjusted Balance |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period |  | 601,673 |
Allowance for loan losses, end of period |  |  | 601,673
Commercial Lending | C&I |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period | 392,685 | 371,700 | 338,252
Provision for (reversal of) credit losses on loans | 110,791 | 45,319 | 37,604
Gross charge-offs | (125,413) | (36,573) | (18,738)
Gross recoveries | 6,505 | 6,803 | 16,824
Total net (charge-offs) recoveries | (118,908) | (29,770) | (1,914)
Foreign currency translation adjustments | (249) | (247) | (2,242)
Allowance for loan losses, end of period | 384,319 | 392,685 | 371,700
Commercial Lending | C&I | Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2022-02 |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period |  | 5,683 |
Allowance for loan losses, end of period |  |  | 5,683
Commercial Lending | C&I | Cumulative Effect, Period of Adoption, Adjusted Balance |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period |  | 377,383 |
Allowance for loan losses, end of period |  |  | 377,383
Commercial Lending | CRE |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period | 170,592 | 149,864 | 150,940
Provision for (reversal of) credit losses on loans | 61,908 | 27,007 | 8,212
Gross charge-offs | (14,236) | (7,048) | (10,871)
Gross recoveries | 413 | 432 | 1,583
Total net (charge-offs) recoveries | (13,823) | (6,616) | (9,288)
Foreign currency translation adjustments | 0 | 0 | 0
Allowance for loan losses, end of period | 218,677 | 170,592 | 149,864
Commercial Lending | CRE | Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2022-02 |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period |  | 337 |
Allowance for loan losses, end of period |  |  | 337
Commercial Lending | CRE | Cumulative Effect, Period of Adoption, Adjusted Balance |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period |  | 150,201 |
Allowance for loan losses, end of period |  |  | 150,201
Commercial Lending | Multifamily Residential |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period | 34,375 | 23,373 | 14,400
Provision for (reversal of) credit losses on loans | (2,684) | 10,454 | 15,651
Gross charge-offs | (10) | (3) | (7,237)
Gross recoveries | 436 | 545 | 559
Total net (charge-offs) recoveries | 426 | 542 | (6,678)
Foreign currency translation adjustments | 0 | 0 | 0
Allowance for loan losses, end of period | 32,117 | 34,375 | 23,373
Commercial Lending | Multifamily Residential | Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2022-02 |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period |  | 6 |
Allowance for loan losses, end of period |  |  | 6
Commercial Lending | Multifamily Residential | Cumulative Effect, Period of Adoption, Adjusted Balance |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period |  | 23,379 |
Allowance for loan losses, end of period |  |  | 23,379
Commercial Lending | Construction and land |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period | 10,469 | 9,109 | 15,468
Provision for (reversal of) credit losses on loans | 9,114 | 11,537 | (6,433)
Gross charge-offs | (2,289) | (10,413) | 0
Gross recoveries | 203 | 236 | 74
Total net (charge-offs) recoveries | (2,086) | (10,177) | 74
Foreign currency translation adjustments | 0 | 0 | 0
Allowance for loan losses, end of period | 17,497 | 10,469 | 9,109
Commercial Lending | Construction and land | Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2022-02 |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period |  | 0 |
Allowance for loan losses, end of period |  |  | 0
Commercial Lending | Construction and land | Cumulative Effect, Period of Adoption, Adjusted Balance |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period |  | 9,109 |
Allowance for loan losses, end of period |  |  | 9,109
Consumer Lending | Single-Family Residential |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period | 55,018 | 35,564 | 17,160
Provision for (reversal of) credit losses on loans | (10,176) | 19,384 | 18,867
Gross charge-offs | (35) | 0 | (775)
Gross recoveries | 9 | 69 | 312
Total net (charge-offs) recoveries | (26) | 69 | (463)
Foreign currency translation adjustments | 0 | 0 | 0
Allowance for loan losses, end of period | 44,816 | 55,018 | 35,564
Consumer Lending | Single-Family Residential | Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2022-02 |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period |  | 1 |
Allowance for loan losses, end of period |  |  | 1
Consumer Lending | Single-Family Residential | Cumulative Effect, Period of Adoption, Adjusted Balance |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period |  | 35,565 |
Allowance for loan losses, end of period |  |  | 35,565
Consumer Lending | HELOCs |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period | 3,947 | 4,475 | 3,435
Provision for (reversal of) credit losses on loans | (873) | (424) | 1,124
Gross charge-offs | (15) | (138) | (193)
Gross recoveries | 73 | 33 | 109
Total net (charge-offs) recoveries | 58 | (105) | (84)
Foreign currency translation adjustments | 0 | 0 | 0
Allowance for loan losses, end of period | 3,132 | 3,947 | 4,475
Consumer Lending | HELOCs | Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2022-02 |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period |  | 1 |
Allowance for loan losses, end of period |  |  | 1
Consumer Lending | HELOCs | Cumulative Effect, Period of Adoption, Adjusted Balance |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period |  | 4,476 |
Allowance for loan losses, end of period |  |  | 4,476
Consumer Lending | Other consumer |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period | 1,657 | 1,560 | 1,924
Provision for (reversal of) credit losses on loans | 4,096 | 294 | (258)
Gross charge-offs | (4,259) | (197) | (106)
Gross recoveries | 0 | 0 | 0
Total net (charge-offs) recoveries | (4,259) | (197) | (106)
Foreign currency translation adjustments | 0 | 0 | 0
Allowance for loan losses, end of period | $ 1,494 | 1,657 | 1,560
Consumer Lending | Other consumer | Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2022-02 |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period |  | 0 |
Allowance for loan losses, end of period |  |  | 0
Consumer Lending | Other consumer | Cumulative Effect, Period of Adoption, Adjusted Balance |  |  |
Allowance for loan losses |  |  |
Allowance for loan losses, start of period |  | $ 1,560 |
Allowance for loan losses, end of period |  |  | $ 1,560

X
- Definition Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479344/326-20-45-1 + Details
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- Definition Amount, excluding accrued interest, of foreign currency translation gain (loss) which decreases (increases) allowance for credit loss on financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 + Details
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