Note Payable - Schedule of Notes Payable (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Total borrowings	$ 50,000	$ 25,000
Less: Debt issuance costs	(123)	(190)
Net carrying amount of debt	$ 49,877	$ 24,810
LIBOR [Member] | Collateralized note 2021-12
Debt Instrument [Line Items]
Collateralized debt instrument maturity date.	2027
Collateralized note , Effective interest rate	14.73%	13.57%
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	14.87%	13.74%
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	15.37%
Collateralized note ,Amount	$ 25,000	$ 0