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Fair Value and Future Funding Commitments Related to These Investments (Detail) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Fair Value |  | $ 37,669 | $ 38,176
Future Funding Commitments |  | 14,214 | 14,214
European Non-Performing Loan Fund, LP | Fair Value, Inputs, Level 3 |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Fair Value | [1] | 4,572 | 4,832
Future Funding Commitments | [1] | 14,214 | 14,214
Mortgage Debt Fund, LP | Fair Value, Inputs, Level 3 |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Fair Value | [2] | 9,798 | 9,771
Future Funding Commitments | [2] | 0 | 0
Global Debt Fund, LP | Fair Value, Inputs, Level 3 |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Fair Value | [3] | 23,299 | 23,573
Future Funding Commitments | [3] | $ 0 | $ 0
[1] | This limited partnership invests in distressed securities and assets through senior and subordinated, secured and unsecured debt and equity, in both public and private large-cap and middle-market companies. The Company does not have the ability to sell or transfer its limited partnership interest without consent from the general partner. The Company does not have the contractual option to redeem its limited partnership interest but receives distributions based on the liquidation of the underlying assets.
[2] | This limited partnership invests in REIT qualifying assets such as mortgage loans, investor property loans, and commercial mortgage loans. The Company does not have the ability to sell or transfer its limited partnership interest without consent from the general partner. The Company does not have the contractual option to redeem its limited partnership interest but receives distributions based on the liquidation of the underlying assets.
[3] | This limited partnership invests in performing, stressed or distressed securities and loans across the global fixed income markets. The Company does have the contractual option to withdraw all or a portion of its limited partnership interest by providing notice to the fund.

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