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Revenues (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Disaggregation of Revenue [Line Items]
Performance obligations satisfied or partially satisfied in previous periods	$ 0.0	$ 11.5	$ 12.5	$ 23.0
Contract asset	0.0		0.0		$ 3.8
Contract liability	1.0		1.0		0.0
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-01-01
Disaggregation of Revenue [Line Items]
Unfulfilled performance obligations					$ 3.7
Performance obligation expected duration					24 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-10-01
Disaggregation of Revenue [Line Items]
Unfulfilled performance obligations	$ 2.5		$ 2.5
Performance obligation expected duration	24 months		24 months

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Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.

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