XML 57 R45.htm IDEA: XBRL DOCUMENT v3.23.3
Equity-Based Compensation - Additional Information (Detail)
$ / shares in Units, $ in Millions
1 Months Ended 3 Months Ended 9 Months Ended
Mar. 31, 2023
$ / shares
shares
Mar. 31, 2022
Tranche
shares
May 31, 2016
Sep. 30, 2023
USD ($)
$ / shares
shares
Sep. 30, 2022
USD ($)
$ / shares
shares
Sep. 30, 2023
USD ($)
$ / shares
shares
Sep. 30, 2022
USD ($)
$ / shares
shares
Dec. 31, 2022
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Remaining vesting period           1 year 7 months 17 days    
Common stock, shares issued       89,097,821   89,097,821   87,103,007
Weighted Average Grant Date Fair Value per Share, Granted | $ / shares $ 40.75     $ 39.14 $ 55.59 $ 42.36 $ 72.48  
Total fair value amount, Vested | $       $ 4.2 $ 0.1 $ 22.5 $ 8.0  
Number of Shares, Granted       0 0 2,774,271    
Risk-free interest rate           4.40% 1.90%  
Number of tranches | Tranche   2            
Expected dividend yield           0.00% 0.00%  
Expected volatility           78.70% 76.20%  
Expected term           6 years 5 years 10 months 24 days  
Weighted average grant date fair value per share | $ / shares           $ 28.92 $ 57.23  
Total intrinsic value of stock options exercised | $       $ 4.8 $ 1.4 $ 6.6 $ 41.8  
Unrecognized compensation cost related to stock options | $       69.2   69.2    
Restricted Stock [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Unrecognized equity-based compensation expense related to restricted stock | $       $ 143.2   $ 143.2    
Weighted average period of unrecognized compensation costs           1 year 10 months 9 days    
RSUs [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Remaining vesting period 3 years              
Number of Shares, Granted 2,195,135              
PSUs [Member] | Senior Executives [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Remaining vesting period 3 years              
Weighted Average Grant Date Fair Value per Share, Granted | $ / shares $ 68.55              
Number of Shares, Granted 181,743              
Risk-free interest rate 4.60%              
Expected dividend yield 0.00%              
Expected volatility 84.34%              
Expected term 2 years 10 months 2 days              
PSUs [Member] | Non-executive Employees [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Number of Shares, Granted   66,296            
First Anniversary of Original Vesting Date [Member] | RSUs [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Number of Shares, Granted   21,878            
2015 Plan [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Description of stock options granted under the Plan           Stock options granted under the 2015 Plan in 2023 generally vest as to one-third on the first anniversary of the original vesting date, with the balance vesting monthly over the remaining two years, unless they contain specific performance-based vesting provisions. The maximum term of stock options granted under the 2015 Plan is ten years.    
Shares available for future issuance       4,005,307   4,005,307    
Percentage of cumulative increase in number of shares for future issuance           4.00%    
2016 Employee Stock Purchase Plan [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Description of stock options granted under the Plan     The 2016 Plan allows eligible employees to purchase shares of the Company’s common stock on the last day of each predetermined six-month offering period at 85% of the lower of the fair market value per share at the beginning or end of the applicable offering period.          
Percentage of fair market value of common stock     85.00%          
Shares available for future issuance       1,149,953   1,149,953    
Common stock, shares issued       69,631 24,316 69,631 24,316  
Weighted Average Grant Date Fair Value per Share, Granted | $ / shares           $ 29.45 $ 44  
Risk-free interest rate       5.53% 2.52%      
Expected dividend yield       0.00% 0.00% 0.00% 0.00%  
Expected volatility       60.40% 95.30%      
Expected term       6 months 6 months 6 months 6 months  
Maximum | 2016 Employee Stock Purchase Plan [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Common stock, shares issued       500,000   500,000