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Agreements and Transactions with Related Parties - 2025 Activity (Details) $ in Thousands |  | 1 Months Ended | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Apr. 30, 2025 USD ($) | Nov. 30, 2025 USD ($) | Oct. 31, 2025 USD ($) | Aug. 31, 2025 USD ($) | May 31, 2025 USD ($) officer | Feb. 28, 2025 USD ($) | Mar. 31, 2026 USD ($) | Mar. 31, 2025 USD ($) | Dec. 31, 2020 USD ($) | Jan. 31, 2025 USD ($)
Agreements and Transactions with Related Parties |  |  |  |  |  |  |  |  |  |
Interest income |  |  |  |  |  |  | $ 235,047 | $ 240,693 |  |
Loans and investments funded, originated and purchased |  |  |  |  |  |  | 826,093 | 733,121 |  |
Clarus Berkley |  |  |  |  |  |  |  |  |  |
Agreements and Transactions with Related Parties |  |  |  |  |  |  |  |  |  |
Equity participation interest (as a percentage) |  | 3.60% |  |  |  |  |  |  |  |
Other Related Party Transactions | Clarus Berkley |  |  |  |  |  |  |  |  |  |
Agreements and Transactions with Related Parties |  |  |  |  |  |  |  |  |  |
Noncontrolling interest |  | $ 1,500 |  |  |  |  |  |  |  |
Other Related Party Transactions | Related Party | Maturity Date February 2027 |  |  |  |  |  |  |  |  |  |
Agreements and Transactions with Related Parties |  |  |  |  |  |  |  |  |  |
Base spread, percentage |  |  |  |  |  | 4.75% |  |  |  | 5.50%
Other Related Party Transactions | Immediate Family Member of Management or Principal Owner | Maturity Date May 2026 | Single-Family Rental | Preferred equity interest financing agreement |  |  |  |  |  |  |  |  |  |
Agreements and Transactions with Related Parties |  |  |  |  |  |  |  |  |  |
Interest income |  |  |  |  |  |  | 800 | 1,000 |  |
Proceeds from interest received |  |  |  |  | $ 1,900 |  |  |  |  |
Other Related Party Transactions | Immediate Family Member of Management or Principal Owner | Maturity Date February 2027 |  |  |  |  |  |  |  |  |  |
Agreements and Transactions with Related Parties |  |  |  |  |  |  |  |  |  |
Percentage of ownership interest of related party in the entity |  |  |  |  |  | 10.00% |  |  |  |
Bridge loans | Related Party | Maturity Date May 2027, Committed In May 2025 |  |  |  |  |  |  |  |  |  |
Agreements and Transactions with Related Parties |  |  |  |  |  |  |  |  |  |
Interest income |  |  |  |  |  |  | 1,000 | 1,400 |  |
Bridge loans | Related Party | Maturity Date February 2027 |  |  |  |  |  |  |  |  |  |
Agreements and Transactions with Related Parties |  |  |  |  |  |  |  |  |  |
Interest income |  |  |  |  |  |  | 700 | 200 |  |
Bridge loans | Other Related Party Transactions | Related Party |  |  |  |  |  |  |  |  |  |
Agreements and Transactions with Related Parties |  |  |  |  |  |  |  |  |  |
Principal amount |  | $ 67,900 |  |  |  |  |  |  |  |
Equity participation interest (as a percentage) |  | 4.30% |  |  |  |  |  |  |  |
Equity investments made by related parties |  | $ 1,800 |  |  |  |  |  |  |  |
Base spread, percentage |  | 2.50% |  |  |  |  |  |  |  |
SOFR floor, percentage |  | 2.50% |  |  |  |  |  |  |  |
Interest income |  |  |  |  |  |  | 1,100 |  |  |
Bridge loans | Other Related Party Transactions | Related Party | Maturity Date November 2028 |  |  |  |  |  |  |  |  |  |
Agreements and Transactions with Related Parties |  |  |  |  |  |  |  |  |  |
Principal amount |  | $ 44,800 |  |  |  |  |  |  |  |
Equity participation interest (as a percentage) |  | 1.00% |  |  |  |  |  |  |  |
Base spread, percentage |  | 4.25% |  |  |  |  |  |  |  |
SOFR floor, percentage |  | 3.50% |  |  |  |  |  |  |  |
Loan committed |  |  |  |  |  |  | 0 |  |  |
Financing receivable, length of extension period |  | 1 year |  |  |  |  |  |  |  |
Bridge loans | Other Related Party Transactions | Related Party | Maturity Date October 2028 |  |  |  |  |  |  |  |  |  |
Agreements and Transactions with Related Parties |  |  |  |  |  |  |  |  |  |
Principal amount |  |  | $ 50,500 |  |  |  |  |  |  |
Equity participation interest (as a percentage) |  |  | 4.60% |  |  |  |  |  |  |
Base spread, percentage |  |  | 4.25% |  |  |  |  |  |  |
SOFR floor, percentage |  |  | 3.50% |  |  |  |  |  |  |
Loan committed |  |  |  |  |  |  | 0 |  |  |
Financing receivable, length of extension period |  |  | 1 year |  |  |  |  |  |  |
Bridge loans | Other Related Party Transactions | Related Party | Maturity Date August 2026 |  |  |  |  |  |  |  |  |  |
Agreements and Transactions with Related Parties |  |  |  |  |  |  |  |  |  |
Principal amount |  |  |  | $ 4,000 |  |  |  |  |  |
Base spread, percentage |  |  |  | 3.25% |  |  |  |  |  |
SOFR floor, percentage |  |  |  | 4.32% |  |  |  |  |  |
Interest income |  |  |  |  |  |  | 100 |  |  |
Bridge loans | Other Related Party Transactions | Related Party | Maturity Date May 2026 | Single-Family Rental |  |  |  |  |  |  |  |  |  |
Agreements and Transactions with Related Parties |  |  |  |  |  |  |  |  |  |
Principal amount | $ 32,500 |  |  |  | 43,000 |  |  |  |  |
Loans and investments funded, originated and purchased |  |  |  |  | 1,200 |  |  |  | $ 3,500 |
Bridge loans | Other Related Party Transactions | Related Party | Maturity Date November 2025 | Single-Family Rental |  |  |  |  |  |  |  |  |  |
Agreements and Transactions with Related Parties |  |  |  |  |  |  |  |  |  |
Principal amount | $ 30,500 |  |  |  | $ 36,200 |  |  |  |  |
Equity participation interest (as a percentage) |  |  |  |  | 33.70% |  |  |  | 18.90% |
Base spread, percentage | 4.25% |  |  |  | 3.00% |  |  |  |  |
SOFR floor, percentage | 1.00% |  |  |  | 3.25% |  |  |  |  |
Interest income |  |  |  |  |  |  | 700 | $ 1,000 |  |
Proceeds from interest received |  |  |  |  | $ 1,300 |  |  |  |  |
Bridge loans | Other Related Party Transactions | Related Party | Maturity Date May 2027, Committed In May 2025 |  |  |  |  |  |  |  |  |  |
Agreements and Transactions with Related Parties |  |  |  |  |  |  |  |  |  |
Principal amount | $ 56,900 |  |  |  | $ 58,400 |  |  |  |  |
Equity participation interest (as a percentage) |  |  |  |  | 4.00% |  |  |  |  |
Base spread, percentage | 5.50% |  |  |  | 2.75% |  |  |  |  |
SOFR floor, percentage | 3.25% |  |  |  | 3.50% |  |  |  |  |
Number of officers making minority equity investments | officer |  |  |  |  | 2 |  |  |  |  |
Equity investments |  |  |  |  | $ 500 |  |  |  |  |
Bridge loans | Other Related Party Transactions | Related Party | Maturity Date February 2027 |  |  |  |  |  |  |  |  |  |
Agreements and Transactions with Related Parties |  |  |  |  |  |  |  |  |  |
Principal amount |  |  |  |  |  | $ 52,600 |  |  |  | $ 46,200
Equity participation interest (as a percentage) |  |  |  |  |  | 70.00% |  |  |  |
Loan committed |  |  |  |  |  |  | $ 31,300 |  |  |
Bridge loans | Other Related Party Transactions | Immediate Family Member of Management or Principal Owner | Maturity Date May 2026 | Single-Family Rental |  |  |  |  |  |  |  |  |  |
Agreements and Transactions with Related Parties |  |  |  |  |  |  |  |  |  |
Equity participation interest (as a percentage) |  |  |  |  | 26.60% |  |  |  | 21.80% |
Base spread, percentage | 3.75% |  |  |  | 3.00% |  |  |  |  |
SOFR floor, percentage | 0.75% |  |  |  | 3.25% |  |  |  |  |
Preferred equity investments | Other Related Party Transactions | Related Party | Maturity Date November 2025 | Single-Family Rental |  |  |  |  |  |  |  |  |  |
Agreements and Transactions with Related Parties |  |  |  |  |  |  |  |  |  |
Loans and investments funded, originated and purchased |  |  |  |  |  |  |  |  | $ 4,600 |
Fixed rate of interest |  |  |  |  |  |  |  |  | 12.00% |
Preferred equity investments | Other Related Party Transactions | Immediate Family Member of Management or Principal Owner | Maturity Date May 2026 | Single-Family Rental |  |  |  |  |  |  |  |  |  |
Agreements and Transactions with Related Parties |  |  |  |  |  |  |  |  |  |
Fixed rate of interest |  |  |  |  | 12.00% |  |  |  |  |

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