Carrying Value and Future Funding Commitments Related to These Investments (Parenthetical) (Detail) - USD ($) $ in Thousands |
3 Months Ended | ||
|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Dec. 31, 2025 |
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | |||
| Future Funding Commitments | $ 11,214 | $ 11,214 | |
| Global Debt Fund, LP | |||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | |||
| Proceeds from partial redemption of partnership interest | 4,900 | $ 4,400 | |
| European Non-Performing Loan Fund, LP | |||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | |||
| Funded commitment amount | 11,200 | ||
| Unfunded Commitments | |||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | |||
| Future Funding Commitments | $ 11,200 | ||