Equity - Schedule of Changes in Accumulated Other Comprehensive Income (Loss) by Component (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2023	Mar. 31, 2022
Changes in Accumulated Other Comprehensive Loss by Component [Roll Forward]
Beginning balance		$ 19.5	$ 1.2
Reclassifications, net		(0.9)
Foreign currency gain		0.0	1.8
Ending balance		18.6	3.0
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Changes in Accumulated Other Comprehensive Loss by Component [Roll Forward]
Beginning balance		27.1	2.6
Reclassifications, net	[1]	(0.9)
Foreign currency gain			0.0
Ending balance		26.2	2.6
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Changes in Accumulated Other Comprehensive Loss by Component [Roll Forward]
Beginning balance		(7.6)	(1.4)
Reclassifications, net		0.0
Foreign currency gain			1.8
Ending balance		$ (7.6)	$ 0.4

[1] These reclassifications are included in the other components of net periodic pension and postretirement benefit plans expense and represent amortization of prior service benefit and actuarial gain, net of tax. The other components of net periodic pension and postretirement benefit plans expense are recorded in "Other components of pension and postretirement benefit plans expense (benefit)" on the Condensed Consolidated Statements of Operations. See Note 8 for further disclosures.