Capitalized Contract Costs (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Capitalized Contract Cost [Line Items]
Deferred commissions and costs to fulfill a contract - amortization expense	$ 1.6	$ 5.1	$ 5.2	$ 21.5
Costs to fulfill contract	24.2		24.2		$ 34.8
Deferred Commissions
Capitalized Contract Cost [Line Items]
Deferred commissions	2.6		2.6		$ 4.9
Deferred commissions and costs to fulfill a contract - amortization expense	$ 0.4	$ 0.5	$ 1.2	$ 2.4