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Stock-Based Compensation - Narrative (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Share-based Compensation Arrangements
Options outstanding and exercisable, aggregate intrinsic value	$ 168.3		$ 144.0
Options outstanding, aggregate intrinsic value	190.2		$ 169.5
Options exercised in the period, intrinsic value	14.5	$ 2.3
Unrecognized compensation cost	$ 12.2
2021 Equity Incentive Award Plan
Share-based Compensation Arrangements
Shares available for grant (in shares)	6,800,000
2021 Equity Incentive Award Plan \| Maximum
Share-based Compensation Arrangements
Award vesting period (in years)	3 years
Employee stock purchase plan
Share-based Compensation Arrangements
Shares available for grant (in shares)	1,600,000
Unrecognized compensation cost	$ 0.3
Employee Stock Purchases Plan	0
Average vesting period for unrecognized compensation cost (in years)	2 months 12 days
Restricted Stock Units
Share-based Compensation Arrangements
Unrecognized compensation cost	$ 76.7
Award (in shares)	818,000
Forfeited or released (in shares)	119,000
Performance Stock Units \| 2021 Equity Incentive Award Plan
Share-based Compensation Arrangements
Forfeited or released (in shares)	0
Performance Stock Units \| 2021 Equity Incentive Award Plan \| Minimum
Share-based Compensation Arrangements
Award vesting period (in years)	2 years
Performance Shares, Performance and Service Condition \| 2021 Equity Incentive Award Plan
Share-based Compensation Arrangements
Award (in shares)	61,000
Performance Shares, Market and Service Condition \| 2021 Equity Incentive Award Plan
Share-based Compensation Arrangements
Award (in shares)	20,000