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Equity Incentive Plans - Summary of Changes in Shares Available for Grant (Details) - 2019 Equity Incentive Plan
9 Months Ended
Sep. 30, 2023
shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Shares available for grant at December 31, 2022 14,581,975
2019 Equity Incentive Plan reserve increase effective January 1, 2023 7,155,250
Stock options and restricted stock units granted and the maximum market-based restricted stock units granted eligible to be earned (9,868,290)
Stock options and restricted stock units forfeited or expired 2,921,613
Shares available for grant at September 30, 2023 14,790,548