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Stock-Based Compensation - Summary of Nonvested Restricted Stock Unit Awards (Details) - Restricted Stock Units (RSUs)
3 Months Ended
Mar. 31, 2022
$ / shares
shares
RSUs Outstanding  
Unvested and Outstanding, Beginning Balance (in shares) | shares 5,949,798
Granted (in shares) | shares 142,183
Vested (in shares) | shares (627,927)
Cancelled (in shares) | shares (685,941)
Unvested and Outstanding, Ending Balance (in shares) | shares 4,778,113
Vested and Outstanding (in shares) | shares 190,028
Weighted-Average Grant Date Fair Value per Share  
Unvested and Outstanding, Beginning Balance (in dollars per share) | $ / shares $ 46.54
Granted (in dollars per share) | $ / shares 22.26
Vested (in dollars per share) | $ / shares 41.18
Cancelled (in dollars per share) | $ / shares 49.98
Unvested and Outstanding, Ending Balance (in dollars per share) | $ / shares 46.03
Vested and Outstanding (in dollars per share) | $ / shares $ 16.15