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Stock-based Compensation - Additional Information (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
	Feb. 29, 2020	Jun. 30, 2026	Mar. 31, 2026	Jun. 30, 2026	Dec. 31, 2025
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Common stock reserved for future issuance		37,713,446		37,713,446	28,648,526
Unrecognized stock-based compensation expense related to unvested stock options		$ 277.2		$ 277.2
Unrecognized stock-based compensation expense, weighted-average period of recognition				2 years 11 months 15 days
Share-based payment arrangement, modification of stock options			$ 44.6
Deferred Compensation, Share-Based Payments
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based payment arrangement, modification of stock options			12.5
Previously Unrecognized Stock-based Compensation Expense
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based payment arrangement, modification of stock options			$ 32.1
Restricted Stock Units (RSUs)
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Unrecognized stock-based compensation expense related to unvested stock options		$ 304.3		$ 304.3
Unrecognized stock-based compensation expense, weighted-average period of recognition				3 years 3 months 14 days
2020 Equity Incentive Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Award vesting period	4 years
2020 Employee Stock Purchase Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Common stock reserved for future issuance		7,125,587		7,125,587
Purchase price rate	85.00%
Shares purchased		208,030		208,030
Unrecognized compensation cost related to ESPP		$ 13.7		$ 13.7