Income Taxes - Components of Expense/(Benefit) for Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Current:
State	$ 424	$ 363	$ 244
Foreign	835	809	585
Total current income tax expense / (benefit)	1,259	1,172	829
Deferred:
Federal	(5,774)
State	(991)
Foreign	(140)	91	(295)
Total deferred income tax expense / (benefit)	(6,905)	91	(295)
Total income tax expense / (benefit)	$ (5,646)	$ 1,263	$ 534