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Note Payable - Schedule of Notes Payable (Detail) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023
Debt Instrument [Line Items] |  |
Total borrowings | $ 50,000 | $ 50,000
Accrued exit fee net of unamortized issuance costs | 687 | (123)
Net carrying amount of debt | $ 50,687 | $ 49,877
LIBOR [Member] | Collateralized note 2021-12 |  |
Debt Instrument [Line Items] |  |
Collateralized debt instrument maturity date. | 2027 |
Collateralized note , Effective interest rate | 13.96% | 14.73%
Collateralized note ,Amount | $ 5,000 | $ 5,000
SOFR [Member] | Collateralized note 2022-11 |  |
Debt Instrument [Line Items] |  |
Collateralized debt instrument maturity date. | 2027 |
Collateralized note , Effective interest rate | 14.09% | 14.87%
Collateralized note ,Amount | $ 20,000 | $ 20,000
SOFR [Member] | Collateralized note 2023-12 |  |
Debt Instrument [Line Items] |  |
Collateralized debt instrument maturity date. | 2027 |
Collateralized note , Effective interest rate | 14.59% | 15.37%
Collateralized note ,Amount | $ 25,000 | $ 25,000

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