Stockholders' Equity - eXponential Stock Performance Plan (Details) shares in Millions, $ in Millions			9 Months Ended	44 Months Ended	52 Months Ended
	Feb. 12, 2019 USD ($) tranche item	May 24, 2018 USD ($)	Sep. 30, 2022 USD ($) shares	Sep. 30, 2022 USD ($) shares	Sep. 30, 2022 USD ($) shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Market capitalization goal for such tranche		$ 2,500.0
Market capitalization goal increment		$ 1,000.0
Recorded share-based compensation expense					$ 240.0
Number of awards expected to vest | shares			1.1	1.1	1.1
eXponential Stock Units | 2019 eXponential Stock Performance Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration period	9 years
Number of vesting tranches of share-based awards | tranche	12
Market capitalization goal for such tranche	$ 2,500.0
Number of performance goals, revenue | item	8
Number of performance goals, adjusted EBITDA | item	8
Market capitalization goal increment	$ 1,000.0
Anti-dilution provision, maximum shares growth rate per year			3.00%
Recorded share-based compensation expense				$ 183.2
Number of awards expected to vest | shares			1.2	1.2	1.2
Unrecognized stock-based compensation expense			$ 15.5	$ 15.5	$ 15.5
Weighted average period over which costs are recognized			1 year 4 months 24 days