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Stockholders' Equity - Summary of Unvested Restricted Stock Unit Activity (Detail) - Restricted Stock Units [Member]
3 Months Ended
Mar. 31, 2023
$ / shares
shares
Class of Stock [Line Items]  
Unvested as of January 1, 2023 | shares 19,316,459
Shares, Granted | shares 9,675,841
Shares, Vested | shares (2,781,161)
Shares, Forfeited | shares (511,008)
Unvested as of March 31, 2023 | shares 25,700,131
Weighted Average Grant Date Fair Value, Unvested as of January 1, 2023 | $ / shares $ 10.78
Weighted Average Grant Date Fair Value, Granted | $ / shares 2.76
Weighted Average Grant Date Fair Value, Vested | $ / shares 7.17
Weighted Average Grant Date Fair Value, Forfeited | $ / shares 4.86
Weighted Average Grant Date Fair Value, Unvested as of March 31, 2023 | $ / shares $ 8.27