Equity-Based Compensation - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Jan. 01, 2025
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Options granted term	7 years 6 months 10 days
Options granted, weighted average grant date fair value	$ 12.28	$ 7.7
Unrecognized compensation costs	$ 51.4
Unrecognized compensation costs, recognition period	2 years 4 months 24 days
Options exercised, intrinsic value	$ 10.4	$ 0.3
Common stock, shares issued	58,510,610	42,900,083
RSUs
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Unrecognized compensation costs, recognition period	2 months 12 days
Non-options unrecognized compensation cost	$ 14.3
Fair value of non-options shares vested	$ 2.9	$ 1.7
2021 Stock Option and Incentive Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Options granted term	10 years
Award vesting period	4 years
Number of shares available for grant	2,000,000
Increase in number of shares reserved and available for issuance percentage	5.00%
2021 Stock Option and Incentive Plan | Subsequent Event
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Increase in number of shares reserved and available for issuance			2,900,000
ESPP
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Common stock, shares reserved for future issuance	1,600,000
Increase in number of shares reserved and available for issuance percentage	1.00%
Increase in number of shares reserved and available for issuance	800,000
ESPP | Subsequent Event
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Increase in number of shares reserved and available for issuance			0.6
ESPP | Maximum | Cullinan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Common stock, shares issued	100,000	100,000