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Loans and Investments - Investment Portfolio and Concentration of Credit Risk (Details) $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2022 USD ($) loan property | Dec. 31, 2021 USD ($) loan property | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($)
SCHEDULE IV |  |  |  |
Loans and investments | $ 14,456,123 | $ 12,158,995 |  |
Allowance for credit losses | (132,559) | (113,241) | $ (148,329) |
Unearned revenue | 68,890 | 64,706 |  |
Loans and investments, net | $ 14,254,674 | $ 11,981,048 | $ 5,285,868 | $ 4,189,960
Percent of Total | 100.00% | 100.00% |  |
Loan Count | loan | 747 | 580 |  |
Wtd. Avg. Pay Rate (as a percent) | 8.17% | 4.26% |  |
Wtd. Avg. Remaining Months to Maturity | 20 months 18 days | 24 months 18 days |  |
Wtd. Avg. First Dollar LTV Ratio (as percent) | 1.00% | 1.00% |  |
Wtd. Avg. Last Dollar LTV Ratio (as percent) | 76.00% | 76.00% |  |
Concentration of Credit Risk |  |  |  |
SCHEDULE IV |  |  |  |
Loans and investments | $ 14,456,123 |  |  |
Wtd. Avg. First Dollar LTV Ratio (as percent) | 1.00% |  |  |
Wtd. Avg. Last Dollar LTV Ratio (as percent) | 76.00% |  |  |
Concentration of Credit Risk | Single-Family Rental |  |  |  |
SCHEDULE IV |  |  |  |
Loans and investments | $ 963,218 |  |  |
Percent of Total | 7.00% |  |  |
Wtd. Avg. First Dollar LTV Ratio (as percent) | 0.00% |  |  |
Wtd. Avg. Last Dollar LTV Ratio (as percent) | 64.00% |  |  |
Total Assets | Concentration of Credit Risk |  |  |  |
SCHEDULE IV |  |  |  |
Loan Count | loan | 38 | 31 |  |
Number of different borrowers | property | 5 | 5 |  |
Concentration Risk Threshold Percentage | 11 | 11 |  |
Total Assets | Concentration of Credit Risk | Five Borrowers |  |  |  |
SCHEDULE IV |  |  |  |
Concentration risk, percentage | 10.00% | 10.00% |  |
Loans and investments portfolio | Concentration of Credit Risk | New York |  |  |  |
SCHEDULE IV |  |  |  |
Concentration risk, percentage |  | 19.00% |  |
Bridge loans |  |  |  |
SCHEDULE IV |  |  |  |
Loans and investments | $ 14,096,054 | $ 11,750,710 |  |
Percent of Total | 98.00% | 97.00% |  |
Loan Count | loan | 692 | 528 |  |
Wtd. Avg. Pay Rate (as a percent) | 8.17% | 4.19% |  |
Wtd. Avg. Remaining Months to Maturity | 19 months 24 days | 23 months 24 days |  |
Wtd. Avg. First Dollar LTV Ratio (as percent) | 0.00% | 0.00% |  |
Wtd. Avg. Last Dollar LTV Ratio (as percent) | 76.00% | 76.00% |  |
Bridge loans | Single-Family Rental |  |  |  |
SCHEDULE IV |  |  |  |
Number of loans under the loan portfolio | loan | 241 | 120 |  |
Total loan commitment | $ 1,570,000 | $ 804,600,000 |  |
Mezzanine loan |  |  |  |
SCHEDULE IV |  |  |  |
Loans and investments | $ 213,499 | $ 223,378 |  |
Percent of Total | 1.00% | 2.00% |  |
Loan Count | loan | 44 | 39 |  |
Wtd. Avg. Pay Rate (as a percent) | 8.13% | 7.32% |  |
Wtd. Avg. Remaining Months to Maturity | 63 months 3 days | 56 months 9 days |  |
Wtd. Avg. First Dollar LTV Ratio (as percent) | 42.00% | 34.00% |  |
Wtd. Avg. Last Dollar LTV Ratio (as percent) | 77.00% | 84.00% |  |
Preferred equity investments |  |  |  |
SCHEDULE IV |  |  |  |
Loans and investments | $ 110,725 | $ 155,513 |  |
Percent of Total | 1.00% | 1.00% |  |
Loan Count | loan | 8 | 11 |  |
Wtd. Avg. Pay Rate (as a percent) | 7.63% | 5.57% |  |
Wtd. Avg. Remaining Months to Maturity | 39 months 6 days | 38 months |  |
Wtd. Avg. First Dollar LTV Ratio (as percent) | 46.00% | 58.00% |  |
Wtd. Avg. Last Dollar LTV Ratio (as percent) | 79.00% | 87.00% |  |
Other loan |  |  |  |
SCHEDULE IV |  |  |  |
Loans and investments | $ 35,845 | $ 29,394 |  |
Percent of Total | 1.00% | 1.00% |  |
Loan Count | loan | 3 | 2 |  |
Wtd. Avg. Pay Rate (as a percent) | 8.76% | 4.63% |  |
Wtd. Avg. Remaining Months to Maturity | 32 months 24 days | 48 months 3 days |  |
Wtd. Avg. First Dollar LTV Ratio (as percent) | 0.00% | 0.00% |  |
Wtd. Avg. Last Dollar LTV Ratio (as percent) | 58.00% | 67.00% |  |
Other loan | Single-Family Rental |  |  |  |
SCHEDULE IV |  |  |  |
Number of loans under the loan portfolio | loan | 3 | 2 |  |
Total loan commitment | $ 927,400 | $ 408,200 |  |

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