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Stock-Based Compensation - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions	1 Months Ended	3 Months Ended		6 Months Ended
	Jul. 31, 2021	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Unrecognized compensation cost related to common stock options		$ 150.9		$ 150.9
Share based payment weighted average period				2 years 8 months 12 days
Weighted average grant-date fair value of stock options granted		$ 50.35	$ 28.89	$ 51.79	$ 20.68
Aggregate intrinsic value of stock options exercised		$ 12.2	$ 6.3	$ 40.2	$ 8.1
2021 Stock Option and Incentive Plan [Member]
Stock awards granted, expiration period	10 years
2021 Stock Option and Incentive Plan [Member] \| Common Class A [Member]
Shares available for future issuance		7,068,809		7,068,809
2021 Employee Stock Purchase Plan [Member]
Number of shares issued		5,237		5,237
2021 Employee Stock Purchase Plan [Member] \| Common Class A [Member]
Shares available for future issuance		1,873,832		1,873,832
Maximum [Member] \| 2021 Stock Option and Incentive Plan [Member]
Stock awards granted, vesting period	4 years
Minimum [Member] \| 2021 Stock Option and Incentive Plan [Member]
Stock awards granted, vesting period	3 years