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Subsequent Events - Additional Information (Details) - USD ($) $ in Millions		1 Months Ended			12 Months Ended
	Nov. 01, 2021	Mar. 31, 2022	Jan. 31, 2022	Aug. 31, 2021	Dec. 31, 2021
Subsequent Event [Line Items]
Share-based compensation arrangement by share-based payment award, options, grants in period, gross					0
SightPlan \| Forecast
Subsequent Event [Line Items]
Cash consideration		$ 135
Restricted Stock Units \| 2021 Equity Incentive Plan
Subsequent Event [Line Items]
Share-based compensation arrangement, other than options granted	72,000			354,000
Subsequent Events \| ESPP \| Class A Common Stock
Subsequent Event [Line Items]
Share-based compensation arrangement shares purchased			75,000
Subsequent Events \| Restricted Stock Units \| 2021 Equity Incentive Plan
Subsequent Event [Line Items]
Share-based compensation arrangement, other than options granted			1,521,000
Subsequent Events \| Option \| 2021 Equity Incentive Plan
Subsequent Event [Line Items]
Share-based compensation arrangement by share-based payment award, options, grants in period, gross			175,000