Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Income Tax Disclosure [Abstract]
Expected federal income tax benefit at statutory rate of 21% in 2023 and 2022	$ (1,163)	$ (533)
Effect of permanent other differences	(359)	79
Return to provision adjustments	(123)	220
State income tax expense (benefit), net of federal benefit tax assets	(6)	(38)
Valuation allowance	1,711	474
Provision for income taxes	$ 60	$ 202