Equity Incentive Plans - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions				3 Months Ended		9 Months Ended
	Jan. 01, 2024	Jan. 01, 2023	Jun. 11, 2020	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vesting period for stock options granted			4 years
Vesting percentage for stock options granted			25.00%
Options granted (in shares)						29,638
Exercise of stock options (in shares)				528,590	144,818	1,404,703	315,733
Weighted-average exercise price per share, options exercised (in dollars per share)				$ 22.61	$ 14.89	$ 14.84	$ 11.33
Weighted-average grant date fair value of options granted (in dollars per share)				$ 52.05	$ 30.65	$ 46.46	$ 28.04
Intrinsic value of the stock options exercised				$ 40.8	$ 5.0	$ 93.0	$ 11.3
Share-based compensation arrangement by share-based payment award, equity instruments other than options, nonvested, number (in shares)				1,152,946		1,152,946		753,462
Restricted stock units outstanding
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vesting period for stock options granted			4 years
Vesting percentage for stock options granted			25.00%
Vesting percentage for stock options granted, Six months thereafter			12.50%
Other Restricted Stock Units
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vesting period for stock options granted			3 years 6 months
Vesting percentage for stock options granted, Six months thereafter			12.50%
Weighted-average grant date fair value of options granted (in dollars per share)				$ 115.28	$ 49.82	$ 79.32	$ 43.93
Share-based payment arrangement, nonvested award, excluding option, cost not yet recognized, amount				$ 69.0	$ 24.3	$ 69.0	$ 24.3
Unrecognized share-based compensation expense, expected to be recognized						2 years 9 months 21 days	2 years 9 months 18 days
2020 Equity Incentive Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Exercise price expire in years form the date of grant			5 years
Stock options granted term			10 years
Percentage of provisions subject to stockholders			10.00%
Shares reserved for issuance (in shares)			10,150,000
Term of plan			10 years
Percentage of outstanding number of shares			5.00%
Available for issuance of shares increased (in shares)						4,768,241
Number of shares available for grant (in shares)				7,537,258,000		7,537,258,000
Number of shares outstanding (in shares)				1,497,958		1,497,958
2014 Equity Incentive Plan | Restricted stock units outstanding
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of shares outstanding (in shares)				9,090,501		9,090,501
2020 Employee Stock Purchase Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares reserved for issuance (in shares)			650,000
Term of plan			10 years
Percentage of outstanding number of shares			1.00%
Available for issuance of shares increased (in shares)	0	794,706
Percentage of payroll deductions of eligible compensation			15.00%
Employees purchase shares of common stock of lower of fair market value			85.00%
Purchase period			6 months
Offering period			2 years
Share-based compensation arrangement by share-based payment award, equity instruments other than options, nonvested, number (in shares)				2,204,120		2,204,120
Shares purchased (in shares)						53,625	43,060
Minimum | 2020 Equity Incentive Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Incentive stock option granted to employees owning percentage of shares of common stock			10.00%
Maximum | 2020 Equity Incentive Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Percentage of fair value per share on the grant date			110.00%