Goodwill and Intangible Assets - Summary of Amortization Expense (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Finite Lived Intangible Assets [Line Items]
Amortization expense, total	$ 80	$ 101	$ 257	$ 171
Cost of Revenues [Member]
Finite Lived Intangible Assets [Line Items]
Amortization expense, total	17	21	56	36
Operating Expense [Member]
Finite Lived Intangible Assets [Line Items]
Amortization expense, total	$ 63	$ 80	$ 201	$ 135