Stock-Based Compensation Expense - Stock Based Compensation Expense Recognized in Condensed Consolidated Statements of Operations (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total	$ 3,655	$ 2,806
RSUs and Options
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total	3,478	2,644
Employee Stock Purchase Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total	$ 177	$ 162