Recurring Fair Value Measurements - Summary of Rollforward of Fair Value of Embedded Derivatives (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Change in fair value of derivative liabilities	$ 13	$ 270
Monte Carlo Simulation [Member] | Level 3 [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Fair value of embedded derivatives, beginning of period	45	0
Change in fair value of derivative liabilities	13	270
Fair value of embedded derivatives, end of period	$ 58	$ 270