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Loans and Leases - Loans Held for Investment by Credit Quality Indicator (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023
Amortized Cost Basis by Closing Year |  |  |  |  |
Total | $ 74,552 |  | $ 74,552 |  | $ 84,619
Current-period gross write-offs |  |  |  |  |
Total | (354) | $ (3) | (445) | $ (8) |
Loans and Leases Held for Investment: | Multi-family |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 22 |  | 22 |  | 840
Originated year two | 838 |  | 838 |  | 8,066
Originated year three | 7,996 |  | 7,996 |  | 8,182
Originated year four | 7,991 |  | 7,991 |  | 7,924
Originated year five | 7,766 |  | 7,766 |  | 4,040
Prior year | 11,344 |  | 11,344 |  | 8,167
Revolving Loans | 54 |  | 54 |  | 46
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 36,011 |  | 36,011 |  | 37,265
Current-period gross write-offs |  |  |  |  |
Originated year one |  |  | 0 |  | 0
Originated year two |  |  | 0 |  | (112)
Originated year three |  |  | (13) |  | 0
Originated year four |  |  | (19) |  | 0
Originated year five |  |  | (6) |  | 0
Prior year |  |  | (49) |  | (7)
Revolving Loans |  |  | 0 |  | 0
Revolving Loans Converted to Term Loans |  |  | 0 |  | 0
Total | (76) | 0 | (87) | 0 | (119)
Loans and Leases Held for Investment: | Multi-family | Pass |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 22 |  | 22 |  | 840
Originated year two | 765 |  | 765 |  | 7,945
Originated year three | 7,116 |  | 7,116 |  | 7,967
Originated year four | 7,311 |  | 7,311 |  | 7,310
Originated year five | 6,330 |  | 6,330 |  | 3,525
Prior year | 5,859 |  | 5,859 |  | 6,537
Revolving Loans | 54 |  | 54 |  | 46
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 27,457 |  | 27,457 |  | 34,170
Loans and Leases Held for Investment: | Multi-family | Special Mention |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 0 |  | 0 |  | 0
Originated year two | 0 |  | 0 |  | 95
Originated year three | 460 |  | 460 |  | 33
Originated year four | 123 |  | 123 |  | 377
Originated year five | 437 |  | 437 |  | 36
Prior year | 641 |  | 641 |  | 227
Revolving Loans | 0 |  | 0 |  | 0
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 1,661 |  | 1,661 |  | 768
Loans and Leases Held for Investment: | Multi-family | Substandard |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 0 |  | 0 |  | 0
Originated year two | 73 |  | 73 |  | 21
Originated year three | 349 |  | 349 |  | 176
Originated year four | 507 |  | 507 |  | 237
Originated year five | 887 |  | 887 |  | 451
Prior year | 4,283 |  | 4,283 |  | 1,304
Revolving Loans | 0 |  | 0 |  | 0
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 6,099 |  | 6,099 |  | 2,189
Loans and Leases Held for Investment: | Multi-family | Non-accrual |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 0 |  | 0 |  | 0
Originated year two | 0 |  | 0 |  | 5
Originated year three | 71 |  | 71 |  | 6
Originated year four | 50 |  | 50 |  | 0
Originated year five | 112 |  | 112 |  | 28
Prior year | 561 |  | 561 |  | 99
Revolving Loans | 0 |  | 0 |  | 0
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 794 |  | 794 |  | 138
Loans and Leases Held for Investment: | Commercial real estate |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 231 |  | 231 |  | 924
Originated year two | 876 |  | 876 |  | 2,281
Originated year three | 2,173 |  | 2,173 |  | 1,242
Originated year four | 1,224 |  | 1,224 |  | 1,011
Originated year five | 924 |  | 924 |  | 1,370
Prior year | 4,327 |  | 4,327 |  | 3,458
Revolving Loans | 205 |  | 205 |  | 183
Revolving Loans Converted to Term Loans | 1 |  | 1 |  | 1
Total | 9,961 |  | 9,961 |  | 10,470
Current-period gross write-offs |  |  |  |  |
Originated year one |  |  | 0 |  | 0
Originated year two |  |  | 0 |  | 0
Originated year three |  |  | (42) |  | 0
Originated year four |  |  | 0 |  | 0
Originated year five |  |  | (19) |  | 0
Prior year |  |  | (240) |  | (56)
Revolving Loans |  |  | 0 |  | 0
Revolving Loans Converted to Term Loans |  |  | 0 |  | 0
Total | (237) | 0 | (301) | 0 | (56)
Loans and Leases Held for Investment: | Commercial real estate | Pass |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 231 |  | 231 |  | 880
Originated year two | 832 |  | 832 |  | 2,110
Originated year three | 1,800 |  | 1,800 |  | 1,182
Originated year four | 1,168 |  | 1,168 |  | 939
Originated year five | 688 |  | 688 |  | 1,011
Prior year | 2,819 |  | 2,819 |  | 2,439
Revolving Loans | 189 |  | 189 |  | 172
Revolving Loans Converted to Term Loans | 1 |  | 1 |  | 1
Total | 7,728 |  | 7,728 |  | 8,734
Loans and Leases Held for Investment: | Commercial real estate | Special Mention |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 0 |  | 0 |  | 0
Originated year two | 0 |  | 0 |  | 122
Originated year three | 68 |  | 68 |  | 12
Originated year four | 5 |  | 5 |  | 0
Originated year five | 76 |  | 76 |  | 116
Prior year | 43 |  | 43 |  | 106
Revolving Loans | 16 |  | 16 |  | 11
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 208 |  | 208 |  | 367
Loans and Leases Held for Investment: | Commercial real estate | Substandard |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 0 |  | 0 |  | 44
Originated year two | 0 |  | 0 |  | 49
Originated year three | 222 |  | 222 |  | 47
Originated year four | 50 |  | 50 |  | 72
Originated year five | 127 |  | 127 |  | 239
Prior year | 873 |  | 873 |  | 790
Revolving Loans | 0 |  | 0 |  | 0
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 1,272 |  | 1,272 |  | 1,241
Loans and Leases Held for Investment: | Commercial real estate | Non-accrual |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 0 |  | 0 |  | 0
Originated year two | 44 |  | 44 |  | 0
Originated year three | 83 |  | 83 |  | 1
Originated year four | 1 |  | 1 |  | 0
Originated year five | 33 |  | 33 |  | 4
Prior year | 592 |  | 592 |  | 123
Revolving Loans | 0 |  | 0 |  | 0
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 753 |  | 753 |  | 128
Loans and Leases Held for Investment: | One-to-four family first mortgage |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 173 |  | 173 |  | 527
Originated year two | 514 |  | 514 |  | 2,643
Originated year three | 2,508 |  | 2,508 |  | 939
Originated year four | 882 |  | 882 |  | 238
Originated year five | 215 |  | 215 |  | 326
Prior year | 1,412 |  | 1,412 |  | 1,300
Revolving Loans | 85 |  | 85 |  | 78
Revolving Loans Converted to Term Loans | 1 |  | 1 |  | 10
Total | 5,790 |  | 5,790 |  | 6,061
Current-period gross write-offs |  |  |  |  |
Originated year one |  |  | 0 |  | 0
Originated year two |  |  | 0 |  | 0
Originated year three |  |  | 0 |  | 0
Originated year four |  |  | (1) |  | 0
Originated year five |  |  | 0 |  | (1)
Prior year |  |  | 0 |  | (2)
Revolving Loans |  |  | 0 |  | 0
Revolving Loans Converted to Term Loans |  |  | 0 |  | 0
Total | (1) | (1) | (1) | (2) | (3)
Loans and Leases Held for Investment: | One-to-four family first mortgage | Pass |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 173 |  | 173 |  | 526
Originated year two | 512 |  | 512 |  | 2,627
Originated year three | 2,493 |  | 2,493 |  | 920
Originated year four | 865 |  | 865 |  | 210
Originated year five | 206 |  | 206 |  | 239
Prior year | 813 |  | 813 |  | 721
Revolving Loans | 82 |  | 82 |  | 78
Revolving Loans Converted to Term Loans | 1 |  | 1 |  | 7
Total | 5,145 |  | 5,145 |  | 5,328
Loans and Leases Held for Investment: | One-to-four family first mortgage | Special Mention |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 0 |  | 0 |  | 0
Originated year two | 0 |  | 0 |  | 0
Originated year three | 0 |  | 0 |  | 0
Originated year four | 0 |  | 0 |  | 0
Originated year five | 0 |  | 0 |  | 0
Prior year | 2 |  | 2 |  | 0
Revolving Loans | 0 |  | 0 |  | 0
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 2 |  | 2 |  | 0
Loans and Leases Held for Investment: | One-to-four family first mortgage | Substandard |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 0 |  | 0 |  | 0
Originated year two | 0 |  | 0 |  | 5
Originated year three | 0 |  | 0 |  | 2
Originated year four | 0 |  | 0 |  | 20
Originated year five | 0 |  | 0 |  | 69
Prior year | 537 |  | 537 |  | 542
Revolving Loans | 0 |  | 0 |  | 0
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 537 |  | 537 |  | 638
Loans and Leases Held for Investment: | One-to-four family first mortgage | Non-accrual |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 0 |  | 0 |  | 1
Originated year two | 2 |  | 2 |  | 11
Originated year three | 15 |  | 15 |  | 17
Originated year four | 17 |  | 17 |  | 8
Originated year five | 9 |  | 9 |  | 18
Prior year | 60 |  | 60 |  | 37
Revolving Loans | 3 |  | 3 |  | 0
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 3
Total | 106 |  | 106 |  | 95
Loans and Leases Held for Investment: | Acquisition, development, and construction |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 85 |  | 85 |  | 406
Originated year two | 498 |  | 498 |  | 329
Originated year three | 359 |  | 359 |  | 330
Originated year four | 308 |  | 308 |  | 34
Originated year five | 4 |  | 4 |  | 4
Prior year | 29 |  | 29 |  | 21
Revolving Loans | 1,934 |  | 1,934 |  | 1,688
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 100
Total | 3,217 |  | 3,217 |  | 2,912
Current-period gross write-offs |  |  |  |  |
Originated year one |  |  | 0 |  | 0
Originated year two |  |  | 0 |  | 0
Originated year three |  |  | 0 |  | 0
Originated year four |  |  | 0 |  | 0
Originated year five |  |  | 0 |  | 0
Prior year |  |  | 0 |  | 0
Revolving Loans |  |  | 0 |  | 0
Revolving Loans Converted to Term Loans |  |  | 0 |  | 0
Total | 0 | 0 | 0 | 0 | 0
Loans and Leases Held for Investment: | Acquisition, development, and construction | Pass |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 85 |  | 85 |  | 406
Originated year two | 488 |  | 488 |  | 322
Originated year three | 309 |  | 309 |  | 298
Originated year four | 279 |  | 279 |  | 4
Originated year five | 1 |  | 1 |  | 4
Prior year | 13 |  | 13 |  | 6
Revolving Loans | 1,786 |  | 1,786 |  | 1,685
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 100
Total | 2,961 |  | 2,961 |  | 2,825
Loans and Leases Held for Investment: | Acquisition, development, and construction | Special Mention |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 0 |  | 0 |  | 0
Originated year two | 9 |  | 9 |  | 0
Originated year three | 45 |  | 45 |  | 24
Originated year four | 13 |  | 13 |  | 30
Originated year five | 3 |  | 3 |  | 0
Prior year | 0 |  | 0 |  | 0
Revolving Loans | 67 |  | 67 |  | 3
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 137 |  | 137 |  | 57
Loans and Leases Held for Investment: | Acquisition, development, and construction | Substandard |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 0 |  | 0 |  | 0
Originated year two | 1 |  | 1 |  | 6
Originated year three | 4 |  | 4 |  | 7
Originated year four | 15 |  | 15 |  | 0
Originated year five | 0 |  | 0 |  | 0
Prior year | 0 |  | 0 |  | 15
Revolving Loans | 81 |  | 81 |  | 0
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 101 |  | 101 |  | 28
Loans and Leases Held for Investment: | Acquisition, development, and construction | Non-accrual |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 0 |  | 0 |  | 0
Originated year two | 0 |  | 0 |  | 1
Originated year three | 1 |  | 1 |  | 1
Originated year four | 1 |  | 1 |  | 0
Originated year five | 0 |  | 0 |  | 0
Prior year | 16 |  | 16 |  | 0
Revolving Loans | 0 |  | 0 |  | 0
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 18 |  | 18 |  | 2
Other loans held for investment |  |  |  |  |
Current-period gross write-offs |  |  |  |  |
Total | (40) | $ (2) | (56) | $ (6) |
Other loans held for investment | Commercial and industrial loans and lease financing |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 599 |  | 599 |  | 9,428
Originated year two | 4,251 |  | 4,251 |  | 3,767
Originated year three | 3,755 |  | 3,755 |  | 1,695
Originated year four | 1,612 |  | 1,612 |  | 1,019
Originated year five | 931 |  | 931 |  | 764
Prior year | 2,405 |  | 2,405 |  | 846
Revolving Loans | 4,263 |  | 4,263 |  | 7,679
Revolving Loans Converted to Term Loans | 3 |  | 3 |  | 56
Total | 17,819 |  | 17,819 |  | 25,254
Current-period gross write-offs |  |  |  |  |
Originated year one |  |  | (3) |  | (2)
Originated year two |  |  | (8) |  | (7)
Originated year three |  |  | (12) |  | (1)
Originated year four |  |  | (4) |  | (7)
Originated year five |  |  | (10) |  | 0
Prior year |  |  | (9) |  | (14)
Revolving Loans |  |  | 0 |  | 0
Revolving Loans Converted to Term Loans |  |  | 0 |  | 0
Total |  |  | (46) |  | (31)
Other loans held for investment | Commercial and industrial loans and lease financing | Pass |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 576 |  | 576 |  | 9,418
Originated year two | 4,187 |  | 4,187 |  | 3,547
Originated year three | 3,488 |  | 3,488 |  | 1,633
Originated year four | 1,469 |  | 1,469 |  | 984
Originated year five | 899 |  | 899 |  | 719
Prior year | 2,338 |  | 2,338 |  | 791
Revolving Loans | 4,167 |  | 4,167 |  | 7,535
Revolving Loans Converted to Term Loans | 3 |  | 3 |  | 56
Total | 17,127 |  | 17,127 |  | 24,683
Other loans held for investment | Commercial and industrial loans and lease financing | Special Mention |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 18 |  | 18 |  | 1
Originated year two | 22 |  | 22 |  | 182
Originated year three | 27 |  | 27 |  | 17
Originated year four | 24 |  | 24 |  | 8
Originated year five | 12 |  | 12 |  | 6
Prior year | 27 |  | 27 |  | 20
Revolving Loans | 26 |  | 26 |  | 101
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 156 |  | 156 |  | 335
Other loans held for investment | Commercial and industrial loans and lease financing | Substandard |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 5 |  | 5 |  | 7
Originated year two | 31 |  | 31 |  | 24
Originated year three | 55 |  | 55 |  | 43
Originated year four | 115 |  | 115 |  | 16
Originated year five | 5 |  | 5 |  | 38
Prior year | 27 |  | 27 |  | 33
Revolving Loans | 51 |  | 51 |  | 32
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 289 |  | 289 |  | 193
Other loans held for investment | Commercial and industrial loans and lease financing | Non-accrual |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 0 |  | 0 |  | 2
Originated year two | 11 |  | 11 |  | 14
Originated year three | 185 |  | 185 |  | 2
Originated year four | 4 |  | 4 |  | 11
Originated year five | 15 |  | 15 |  | 1
Prior year | 13 |  | 13 |  | 2
Revolving Loans | 19 |  | 19 |  | 11
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 247 |  | 247 |  | 43
Other loans held for investment | Other |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 17 |  | 17 |  | 171
Originated year two | 43 |  | 43 |  | 348
Originated year three | 20 |  | 20 |  | 245
Originated year four | 9 |  | 9 |  | 134
Originated year five | 5 |  | 5 |  | 134
Prior year | 94 |  | 94 |  | 119
Revolving Loans | 1,424 |  | 1,424 |  | 1,227
Revolving Loans Converted to Term Loans | 142 |  | 142 |  | 279
Total | 1,754 |  | 1,754 |  | 2,657
Current-period gross write-offs |  |  |  |  |
Originated year one |  |  | (1) |  | 0
Originated year two |  |  | (2) |  | (3)
Originated year three |  |  | (3) |  | (4)
Originated year four |  |  | (1) |  | (1)
Originated year five |  |  | (1) |  | (2)
Prior year |  |  | (2) |  | (4)
Revolving Loans |  |  | 0 |  | 0
Revolving Loans Converted to Term Loans |  |  | 0 |  | 0
Total |  |  | (10) |  | (14)
Other loans held for investment | Other | Pass |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 17 |  | 17 |  | 171
Originated year two | 43 |  | 43 |  | 346
Originated year three | 20 |  | 20 |  | 244
Originated year four | 9 |  | 9 |  | 133
Originated year five | 5 |  | 5 |  | 133
Prior year | 88 |  | 88 |  | 117
Revolving Loans | 1,406 |  | 1,406 |  | 1,223
Revolving Loans Converted to Term Loans | 142 |  | 142 |  | 268
Total | 1,730 |  | 1,730 |  | 2,635
Other loans held for investment | Other | Special Mention |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 0 |  | 0 |  |
Originated year two | 0 |  | 0 |  |
Originated year three | 0 |  | 0 |  |
Originated year four | 0 |  | 0 |  |
Originated year five | 0 |  | 0 |  |
Prior year | 0 |  | 0 |  |
Revolving Loans | 0 |  | 0 |  |
Revolving Loans Converted to Term Loans | 0 |  | 0 |  |
Total | 0 |  | 0 |  |
Other loans held for investment | Other | Substandard |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 0 |  | 0 |  |
Originated year two | 0 |  | 0 |  |
Originated year three | 0 |  | 0 |  |
Originated year four | 0 |  | 0 |  |
Originated year five | 0 |  | 0 |  |
Prior year | 0 |  | 0 |  |
Revolving Loans | 0 |  | 0 |  |
Revolving Loans Converted to Term Loans | 0 |  | 0 |  |
Total | 0 |  | 0 |  |
Other loans held for investment | Other | Non-accrual |  |  |  |  |
Amortized Cost Basis by Closing Year |  |  |  |  |
Originated year one | 0 |  | 0 |  | 0
Originated year two | 0 |  | 0 |  | 2
Originated year three | 0 |  | 0 |  | 1
Originated year four | 0 |  | 0 |  | 1
Originated year five | 0 |  | 0 |  | 1
Prior year | 6 |  | 6 |  | 2
Revolving Loans | 18 |  | 18 |  | 4
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 11
Total | $ 24 |  | $ 24 |  | $ 22

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- Definition Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 + Details
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- References No definition available. + Details
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