Annual report pursuant to Section 13 and 15(d)

Equity Based Awards - Summary of Stock Option Activity (Detail)

v3.22.1
Equity Based Awards - Summary of Stock Option Activity (Detail) - 2013 Stock Plan [Member] - $ / shares
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Number of Options, Outstanding 18,663,466  
Granted 0  
Exercised (2,020,709)  
Forfeited (713,278)  
Number of Options, Outstanding 15,929,479 18,663,466
Number of Options, Options exercisable 7,208,521  
Weighted-Average Exercise Price, Outstanding $ 1.81  
Granted 0  
Exercised 0.98  
Forfeited 1.93  
Weighted-Average Exercise Price, Outstanding 1.91 $ 1.81
Weighted-Average Exercise Price, Options exercisable $ 1.66  
Weighted-Average Remaining Contractual Life, Outstanding 7 years 10 months 20 days 8 years 8 months 15 days
Weighted-Average Remaining Contractual Life, exercisable 7 years 3 months 10 days