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Loans and Investments - Non-performing Loans (Details) $ in Thousands | 6 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Jun. 30, 2024 USD ($) loan | Jun. 30, 2023 USD ($) | Dec. 31, 2023 USD ($) loan | Mar. 31, 2024 USD ($) | Mar. 31, 2023 USD ($) | Dec. 31, 2022 USD ($)
Loans and Investments |  |  |  |  |  |
Number of loans | loan | 783 |  | 747 |  |  |
Interest income recognized on nonaccrual loans | $ 16,600 | $ 1,400 |  |  |  |
Loans and investments, allowance for credit losses | $ 238,923 | $ 169,054 | $ 195,664 | $ 211,942 | $ 153,077 | $ 132,559
Six loans collateralized by a land development project |  |  |  |  |  |
Loans and Investments |  |  |  |  |  |
Number of loans with unpaid principal balance | loan | 6 |  |  |  |  |
Unpaid principal balance on loans | $ 121,400 |  |  |  |  |
Five loans collateralized by a land development project |  |  |  |  |  |
Loans and Investments |  |  |  |  |  |
Number of loans with unpaid principal balance | loan | 5 |  |  |  |  |
Unpaid principal balance on loans | $ 112,100 |  |  |  |  |
Weighted average accrual rate of interest (as a percent) | 10.42% |  |  |  |  |
Loans collateralized by a land development project |  |  |  |  |  |
Loans and Investments |  |  |  |  |  |
Loans and investments, allowance for credit losses | $ 71,400 |  | $ 71,400 |  |  |
Non-performing loans |  |  |  |  |  |
Loans and Investments |  |  |  |  |  |
Number of loans | loan | 24 |  | 16 |  |  |
Carrying value of loans | $ 615,300 |  | $ 235,600 |  |  |
Loan loss reserves | 28,100 |  | 27,100 |  |  |
Non-performing loans | Greater Than 60 Days Past Due |  |  |  |  |  |
Loans and Investments |  |  |  |  |  |
Interest receivable | $ 0 |  | $ 0 |  |  |

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