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Equity Incentive Plans - Summary of Restricted Stock Unit Activity (Details) - Restricted Stock Units - 2019 Equity Incentive Plan
3 Months Ended
Mar. 31, 2021
$ / shares
shares
Restricted Stock Units Outstanding  
Restricted Stock Units Outstanding, Nonvested Outstanding, Beginning Balance | shares 50,000
Restricted Stock Units Outstanding, Granted | shares 605,315
Restricted Stock Units Outstanding, Forfeited or cancelled | shares (3,666)
Restricted Stock Units Outstanding, Nonvested Outstanding, Ending Balance | shares 651,649
Weighted-Average Grant Date Fair Value per Share  
Weighted-Average Grant Date Fair Value per Share, Nonvested Outstanding, Beginning Balance | $ / shares $ 28.10
Weighted-Average Grant Date Fair Value per Share, Nonvested Outstanding, Granted | $ / shares 44.10
Weighted-Average Grant Date Fair Value per Share, Nonvested Outstanding, Forfeited or cancelled | $ / shares 62.40
Weighted-Average Grant Date Fair Value per Share, Nonvested Outstanding, Ending Balance | $ / shares $ 42.77