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Loans and Investments - Risk Ratings and LTV Ratios (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Loans and Investments |  |
Loans and investments, gross | $ 11,304,956 | $ 12,615,006
Percentage of Portfolio | 100.00% | 100.00%
Wtd. Avg. First Dollar LTV Ratio (as percent) | 2.00% | 1.00%
Wtd. Avg. Last Dollar LTV Ratio (as percent) | 80.00% | 78.00%
Charge-offs, Year One | $ 464 | $ 0
Charge-offs, Year Two | 0 | 0
Charge-offs, Year Three | 4,077 | 0
Charge-offs, Year Four | 7,668 | 0
Charge-offs, Year Five | 0 | 0
Charge-offs, Prior Years | 0 | 5,700
Charge-offs, Total | 12,209 | 5,700
Credit Risk Concentration |  |
Loans and Investments |  |
Origination Year One | 1,439,313 | 752,918
Origination Year Two | 867,191 | 5,324,481
Origination Year Three | 4,281,700 | 5,581,489
Origination Year Four | 3,998,292 | 488,628
Origination Year Five | 305,395 | 239,648
Origination, Prior Years | 413,065 | 227,842
Loans and investments, gross | $ 11,304,956 | $ 12,615,006
Wtd. Avg. First Dollar LTV Ratio (as percent) | 2.00% | 1.00%
Wtd. Avg. Last Dollar LTV Ratio (as percent) | 80.00% | 78.00%
Multifamily | Credit Risk Concentration |  |
Loans and Investments |  |
Origination Year One | $ 758,030 | $ 422,596
Origination Year Two | 382,068 | 4,813,671
Origination Year Three | 3,775,325 | 5,217,946
Origination Year Four | 3,796,634 | 325,426
Origination Year Five | 136,670 | 239,648
Origination, Prior Years | 263,917 | 78,694
Loans and investments, gross | $ 9,112,644 | $ 11,097,981
Percentage of Portfolio | 81.00% | 88.00%
Wtd. Avg. First Dollar LTV Ratio (as percent) | 2.00% | 1.00%
Wtd. Avg. Last Dollar LTV Ratio (as percent) | 83.00% | 80.00%
Multifamily | Credit Risk Concentration | Pass |  |
Loans and Investments |  |
Origination Year One | $ 308,228 | $ 80,814
Origination Year Two | 41,713 | 53,316
Origination Year Three | 69,000 | 26,185
Origination Year Four | 10,205 | 2,010
Origination Year Five | 2,010 | 4,598
Origination, Prior Years | 24,823 | 20,300
Loans and investments, gross | 455,979 | 187,223
Multifamily | Credit Risk Concentration | Pass/Watch |  |
Loans and Investments |  |
Origination Year One | 357,724 | 317,358
Origination Year Two | 308,353 | 2,561,938
Origination Year Three | 1,012,593 | 2,223,155
Origination Year Four | 462,709 | 119,860
Origination Year Five | 119,860 | 84,600
Origination, Prior Years | 113,100 | 58,044
Loans and investments, gross | 2,374,339 | 5,364,955
Multifamily | Credit Risk Concentration | Special Mention |  |
Loans and Investments |  |
Origination Year One | 79,618 | 24,424
Origination Year Two | 31,344 | 1,762,539
Origination Year Three | 2,340,782 | 2,631,689
Origination Year Four | 2,958,064 | 180,750
Origination Year Five | 0 | 140,685
Origination, Prior Years | 94,529 | 350
Loans and investments, gross | 5,504,337 | 4,740,437
Multifamily | Credit Risk Concentration | Substandard |  |
Loans and Investments |  |
Origination Year One | 0 | 0
Origination Year Two | 658 | 435,878
Origination Year Three | 159,100 | 322,987
Origination Year Four | 206,277 | 8,006
Origination Year Five | 0 | 0
Origination, Prior Years | 21,700 | 0
Loans and investments, gross | 387,735 | 766,871
Multifamily | Credit Risk Concentration | Doubtful |  |
Loans and Investments |  |
Origination Year One | 12,460 | 0
Origination Year Two | 0 | 0
Origination Year Three | 193,850 | 13,930
Origination Year Four | 159,379 | 14,800
Origination Year Five | 14,800 | 9,765
Origination, Prior Years | 9,765 | 0
Loans and investments, gross | 390,254 | 38,495
Single-Family Rental | Credit Risk Concentration |  |
Loans and Investments |  |
Origination Year One | 674,001 | 330,322
Origination Year Two | 485,123 | 510,810
Origination Year Three | 506,375 | 363,543
Origination Year Four | 201,658 | 119,692
Origination Year Five | 129,815 | 0
Origination, Prior Years | 0 | 0
Loans and investments, gross | $ 1,996,972 | $ 1,324,367
Percentage of Portfolio | 18.00% | 10.00%
Wtd. Avg. First Dollar LTV Ratio (as percent) | 0.00% | 0.00%
Wtd. Avg. Last Dollar LTV Ratio (as percent) | 61.00% | 62.00%
Single-Family Rental | Credit Risk Concentration | Pass |  |
Loans and Investments |  |
Origination Year One | $ 246,234 | $ 9,709
Origination Year Two | 32,875 | 608
Origination Year Three | 10,683 | 0
Origination Year Four | 0 | 0
Origination Year Five | 0 | 0
Origination, Prior Years | 0 | 0
Loans and investments, gross | 289,792 | 10,317
Single-Family Rental | Credit Risk Concentration | Pass/Watch |  |
Loans and Investments |  |
Origination Year One | 422,063 | 289,482
Origination Year Two | 410,419 | 465,057
Origination Year Three | 356,567 | 144,846
Origination Year Four | 94,503 | 119,692
Origination Year Five | 41,848 | 0
Origination, Prior Years | 0 | 0
Loans and investments, gross | 1,325,400 | 1,019,077
Single-Family Rental | Credit Risk Concentration | Special Mention |  |
Loans and Investments |  |
Origination Year One | 0 | 31,131
Origination Year Two | 31,043 | 45,145
Origination Year Three | 139,125 | 218,697
Origination Year Four | 107,155 | 0
Origination Year Five | 87,967 | 0
Origination, Prior Years | 0 | 0
Loans and investments, gross | 365,290 | 294,973
Single-Family Rental | Credit Risk Concentration | Doubtful |  |
Loans and Investments |  |
Origination Year One | 5,704 |
Origination Year Two | 10,786 |
Origination Year Three | 0 |
Origination Year Four | 0 |
Origination Year Five | 0 |
Origination, Prior Years | 0 |
Loans and investments, gross | 16,490 |
Land | Credit Risk Concentration |  |
Loans and Investments |  |
Origination Year One | 7,282 | 0
Origination Year Two | 0 | 0
Origination Year Three | 0 | 0
Origination Year Four | 0 | 8,100
Origination Year Five | 3,500 | 0
Origination, Prior Years | 127,928 | 127,928
Loans and investments, gross | $ 138,710 | $ 136,028
Percentage of Portfolio | 1.00% | 1.00%
Wtd. Avg. First Dollar LTV Ratio (as percent) | 0.00% | 0.00%
Wtd. Avg. Last Dollar LTV Ratio (as percent) | 96.00% | 97.00%
Land | Credit Risk Concentration | Pass |  |
Loans and Investments |  |
Origination Year One | $ 7,282 |
Origination Year Two | 0 |
Origination Year Three | 0 |
Origination Year Four | 0 |
Origination Year Five | 0 |
Origination, Prior Years | 0 |
Loans and investments, gross | 7,282 |
Land | Credit Risk Concentration | Pass/Watch |  |
Loans and Investments |  |
Origination Year One |  | $ 0
Origination Year Two |  | 0
Origination Year Three |  | 0
Origination Year Four |  | 4,600
Origination Year Five |  | 0
Origination, Prior Years |  | 0
Loans and investments, gross |  | 4,600
Land | Credit Risk Concentration | Special Mention |  |
Loans and Investments |  |
Origination Year One | 0 | 0
Origination Year Two | 0 | 0
Origination Year Three | 0 | 0
Origination Year Four | 0 | 3,500
Origination Year Five | 3,500 | 0
Origination, Prior Years | 0 | 0
Loans and investments, gross | 3,500 | 3,500
Land | Credit Risk Concentration | Substandard |  |
Loans and Investments |  |
Origination Year One | 0 | 0
Origination Year Two | 0 | 0
Origination Year Three | 0 | 0
Origination Year Four | 0 | 0
Origination Year Five | 0 | 0
Origination, Prior Years | 127,928 | 127,928
Loans and investments, gross | 127,928 | 127,928
Office | Credit Risk Concentration |  |
Loans and Investments |  |
Origination Year One | 0 | 0
Origination Year Two | 0 | 0
Origination Year Three | 0 | 0
Origination Year Four | 0 | 35,410
Origination Year Five | 35,410 | 0
Origination, Prior Years | 0 | 0
Loans and investments, gross | $ 35,410 | $ 35,410
Percentage of Portfolio | 1.00% | 100.00%
Wtd. Avg. First Dollar LTV Ratio (as percent) | 0.00% | 0.00%
Wtd. Avg. Last Dollar LTV Ratio (as percent) | 94.00% | 80.00%
Office | Credit Risk Concentration | Special Mention |  |
Loans and Investments |  |
Origination Year One | $ 0 | $ 0
Origination Year Two | 0 | 0
Origination Year Three | 0 | 0
Origination Year Four | 0 | 35,410
Origination Year Five | 35,410 | 0
Origination, Prior Years | 0 | 0
Loans and investments, gross | 35,410 | 35,410
Retail | Credit Risk Concentration |  |
Loans and Investments |  |
Origination Year One | 0 | 0
Origination Year Two | 0 | 0
Origination Year Three | 0 | 0
Origination Year Four | 0 | 0
Origination Year Five | 0 | 0
Origination, Prior Years | 19,520 | 19,520
Loans and investments, gross | $ 19,520 | $ 19,520
Percentage of Portfolio | 1.00% | 100.00%
Wtd. Avg. First Dollar LTV Ratio (as percent) | 0.00% | 0.00%
Wtd. Avg. Last Dollar LTV Ratio (as percent) | 88.00% | 88.00%
Retail | Credit Risk Concentration | Substandard |  |
Loans and Investments |  |
Origination Year One | $ 0 | $ 0
Origination Year Two | 0 | 0
Origination Year Three | 0 | 0
Origination Year Four | 0 | 0
Origination Year Five | 0 | 0
Origination, Prior Years | 19,520 | 19,520
Loans and investments, gross | 19,520 | 19,520
Commercial | Credit Risk Concentration |  |
Loans and Investments |  |
Origination Year One | 0 | 0
Origination Year Two | 0 | 0
Origination Year Three | 0 | 0
Origination Year Four | 0 | 0
Origination Year Five | 0 | 0
Origination, Prior Years | 1,700 | 1,700
Loans and investments, gross | $ 1,700 | $ 1,700
Percentage of Portfolio | 1.00% | 100.00%
Wtd. Avg. First Dollar LTV Ratio (as percent) | 0.00% | 63.00%
Wtd. Avg. Last Dollar LTV Ratio (as percent) | 100.00% | 66.00%
Commercial | Credit Risk Concentration | Doubtful |  |
Loans and Investments |  |
Origination Year One | $ 0 | $ 0
Origination Year Two | 0 | 0
Origination Year Three | 0 | 0
Origination Year Four | 0 | 0
Origination Year Five | 0 | 0
Origination, Prior Years | 1,700 | 1,700
Loans and investments, gross | $ 1,700 | $ 1,700

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