XML 110 R89.htm IDEA: XBRL DOCUMENT v3.22.4
Equity and Stock-based Compensation - Schedule of Assumptions used to Estimate Fair Value of Stock Options Granted and Employee Stock Purchase Plans (Detail) - $ / shares
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Weighted average estimated fair value $ 14.72 $ 35.58 $ 31.55
Employee stock options [Member]      
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Expected term (in years) 5 years 8 months 12 days 5 years 8 months 12 days 5 years 8 months 12 days
Expected volatility 66.80% 61.90% 67.10%
Risk-free interest rate 2.20% 0.80% 0.80%
Expected dividend yield 0.00% 0.00% 0.00%
Weighted average estimated fair value $ 7.88 $ 20.21 $ 18.36
Employee stock purchase plans [Member]      
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Expected volatility, minimum 58.50% 47.10% 47.50%
Expected volatility, maximum 97.60% 104.40% 77.10%
Risk-free interest rate, minimum 0.10% 0.00% 0.10%
Risk-free interest rate, maximum 4.50% 2.20% 2.90%
Expected dividend yield 0.00% 0.00% 0.00%
Weighted average estimated fair value $ 8.60 $ 12.40 $ 17.53
Employee stock purchase plans [Member] | Minimum [Member]      
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Expected term (in years) 6 months 6 months 6 months
Employee stock purchase plans [Member] | Maximum [Member]      
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Expected term (in years) 2 years 2 years 2 years