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Stock-based Compensation - Summary of Restricted Stock Unit Activity (Detail) - RSUs
shares in Thousands
 12 Months Ended
Dec. 31, 2022
$ / shares
shares
Number of Units  
Unvested at beginning of period (in shares) | shares 3,577
Granted (in shares) | shares 8,024
Cancelled/forfeited (in shares) | shares (1,264)
Vested (in shares) | shares (1,458)
Unvested at ending of period (in shares) | shares 8,879
Weighted-
Average
Grant-
Date Fair
Value  
Unvested at beginning of period (in dollars per share) | $ / shares $ 21.52
Granted (in dollars per share) | $ / shares 12.88
Cancelled/forfeited (in dollars per share) | $ / shares 15.19
Vested (in dollars per share) | $ / shares 20.60
Unvested at ending of period (in dollars per share) | $ / shares $ 14.76