Capitalized Contract Costs (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Capitalized Contract Cost [Line Items]
Deferred commissions and costs to fulfill a contract - amortization expense	$ 7.5	$ 6.8	$ 16.4	$ 12.7
Costs to fulfill contract	43.4		43.4		$ 56.2
Deferred Commissions
Capitalized Contract Cost [Line Items]
Deferred commissions	5.0		5.0		$ 6.7
Deferred commissions and costs to fulfill a contract - amortization expense	$ 0.8	$ 0.8	$ 1.9	$ 1.6