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Loans Receivable and Allowance for Credit Losses - Schedule Of Aging Analysis Of Loans (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | $ 54,252,734 | $ 53,726,637
Current Accruing Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 53,975,683 | 53,462,858
Total Accruing Past Due Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 123,851 | 104,761
Accruing Loans 30-59 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 84,228 | 55,354
Accruing Loans 60-89 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 39,623 | 49,407
Total Nonaccrual Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 153,200 | 159,018
Commercial lending |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 37,990,704 | 37,672,102
Commercial lending | Current Accruing Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 37,877,956 | 37,537,266
Commercial lending | Total Accruing Past Due Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 27,061 | 30,353
Commercial lending | Accruing Loans 30-59 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 26,661 | 11,025
Commercial lending | Accruing Loans 60-89 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 400 | 19,328
Commercial lending | Total Nonaccrual Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 85,687 | 104,483
Commercial lending | C&I |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 17,460,744 | 17,397,158
Commercial lending | C&I | Current Accruing Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 17,359,512 | 17,288,138
Commercial lending | C&I | Total Accruing Past Due Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 25,653 | 22,855
Commercial lending | C&I | Accruing Loans 30-59 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 25,254 | 5,690
Commercial lending | C&I | Accruing Loans 60-89 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 399 | 17,165
Commercial lending | C&I | Total Nonaccrual Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 75,579 | 86,165
Commercial lending | CRE |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 14,868,361 | 14,655,340
Commercial lending | CRE | Current Accruing Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 14,862,806 | 14,647,270
Commercial lending | CRE | Total Accruing Past Due Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 1 | 5,640
Commercial lending | CRE | Accruing Loans 30-59 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 0 | 3,755
Commercial lending | CRE | Accruing Loans 60-89 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 1 | 1,885
Commercial lending | CRE | Total Nonaccrual Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 5,554 | 2,430
Commercial lending | Multifamily residential |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 5,007,969 | 4,953,442
Commercial lending | Multifamily residential | Current Accruing Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 5,002,008 | 4,947,939
Commercial lending | Multifamily residential | Total Accruing Past Due Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 1,407 | 931
Commercial lending | Multifamily residential | Accruing Loans 30-59 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 1,407 | 653
Commercial lending | Multifamily residential | Accruing Loans 60-89 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 0 | 278
Commercial lending | Multifamily residential | Total Nonaccrual Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 4,554 | 4,572
Commercial lending | Construction and land |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 653,630 | 666,162
Commercial lending | Construction and land | Current Accruing Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 653,630 | 653,919
Commercial lending | Construction and land | Total Accruing Past Due Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 0 | 927
Commercial lending | Construction and land | Accruing Loans 30-59 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 0 | 927
Commercial lending | Construction and land | Accruing Loans 60-89 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 0 | 0
Commercial lending | Construction and land | Total Nonaccrual Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 0 | 11,316
Commercial lending | Total CRE |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 20,529,960 | 20,274,944
Commercial lending | Total CRE | Current Accruing Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 20,518,444 | 20,249,128
Commercial lending | Total CRE | Total Accruing Past Due Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 1,408 | 7,498
Commercial lending | Total CRE | Accruing Loans 30-59 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 1,407 | 5,335
Commercial lending | Total CRE | Accruing Loans 60-89 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 1 | 2,163
Commercial lending | Total CRE | Total Nonaccrual Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 10,108 | 18,318
Consumer lending |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 16,262,030 | 16,054,535
Consumer lending | Current Accruing Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 16,097,727 | 15,925,592
Consumer lending | Total Accruing Past Due Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 96,790 | 74,408
Consumer lending | Accruing Loans 30-59 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 57,567 | 44,329
Consumer lending | Accruing Loans 60-89 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 39,223 | 30,079
Consumer lending | Total Nonaccrual Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 67,513 | 54,535
Consumer lending | Single-family residential |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 14,383,562 | 14,175,446
Consumer lending | Single-family residential | Current Accruing Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 14,276,842 | 14,088,086
Consumer lending | Single-family residential | Total Accruing Past Due Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 64,554 | 54,937
Consumer lending | Single-family residential | Accruing Loans 30-59 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 47,184 | 32,841
Consumer lending | Single-family residential | Accruing Loans 60-89 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 17,370 | 22,096
Consumer lending | Single-family residential | Total Nonaccrual Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 42,166 | 32,423
Consumer lending | Home equity lines of credit (“HELOCs”) |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 1,827,837 | 1,811,628
Consumer lending | Home equity lines of credit (“HELOCs”) | Current Accruing Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 1,772,312 | 1,770,218
Consumer lending | Home equity lines of credit (“HELOCs”) | Total Accruing Past Due Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 30,275 | 19,364
Consumer lending | Home equity lines of credit (“HELOCs”) | Accruing Loans 30-59 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 8,500 | 11,396
Consumer lending | Home equity lines of credit (“HELOCs”) | Accruing Loans 60-89 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 21,775 | 7,968
Consumer lending | Home equity lines of credit (“HELOCs”) | Total Nonaccrual Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 25,250 | 22,046
Consumer lending | Total residential mortgage |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 16,211,399 | 15,987,074
Consumer lending | Total residential mortgage | Current Accruing Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 16,049,154 | 15,858,304
Consumer lending | Total residential mortgage | Total Accruing Past Due Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 94,829 | 74,301
Consumer lending | Total residential mortgage | Accruing Loans 30-59 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 55,684 | 44,237
Consumer lending | Total residential mortgage | Accruing Loans 60-89 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 39,145 | 30,064
Consumer lending | Total residential mortgage | Total Nonaccrual Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 67,416 | 54,469
Consumer lending | Other consumer |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 50,631 | 67,461
Consumer lending | Other consumer | Current Accruing Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 48,573 | 67,288
Consumer lending | Other consumer | Total Accruing Past Due Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 1,961 | 107
Consumer lending | Other consumer | Accruing Loans 30-59 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 1,883 | 92
Consumer lending | Other consumer | Accruing Loans 60-89 Days Past Due |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | 78 | 15
Consumer lending | Other consumer | Total Nonaccrual Loans |  |
Current, Past Due or Nonaccrual Loans |  |
Loans held-for-investment | $ 97 | $ 66

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