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Summary of Significant Accounting Policies - Changes in the Components of Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Accumulated Other Comprehensive Income (Loss) [Line Items]
Pre-tax	$ 37.5	$ (3.0)	$ 5.7
Tax	(13.9)	(4.1)	5.0
Other comprehensive income (loss)	23.6	(7.1)	10.7
Pension and OPEB liability adjustments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Pre-tax	9.9	8.9	5.0
Tax	(6.4)	(2.8)	(1.2)
Other comprehensive income (loss)	3.5	6.1	3.8
Derivative instrument adjustments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Pre-tax	61.3	11.9	(10.8)
Tax	(15.0)	(0.7)	1.2
Other comprehensive income (loss)	46.3	11.2	(9.6)
Unrealized foreign currency translation adjustments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Pre-tax	(33.7)	(23.8)	11.5
Tax	7.5	(0.6)	5.0
Other comprehensive income (loss)	$ (26.2)	$ (24.4)	$ 16.5

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