Stock-Based Compensation Expense - Stock Based Compensation Expense Recognized in Condensed Consolidated Statements of Operations (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total	$ 5,227	$ 4,601	$ 15,540	$ 13,836
RSUs and Options
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total	5,047	4,442	14,994	13,324
Employee Stock Purchase Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total	$ 180	$ 159	$ 546	$ 512