Other, Net (Narrative) (Details) - USD ($) $ in Millions		12 Months Ended
	Jun. 18, 2020	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Foreign Currency Transaction Gain (Loss), before Tax		$ (20.1)	$ (17.9)	$ (10.7)
Deconsolidation, Gain (Loss), Amount	$ 24.9
Release of indemnification liability				$ 12.8
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement			$ 15.0
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Settlement Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]			Nonoperating Income (Expense)
Segment, Continuing Operations [Member]
Deconsolidation, Gain (Loss), Amount	$ 0.9