Income Taxes (Provision For Income Taxes From Continuing Operations) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Income Tax Expense (Benefit), Continuing Operations, by Jurisdiction [Abstract]
Federal U.S., current	$ 278.8	$ 448.3	$ 237.2
Non-U.S., current	494.3	457.2	542.9
State and local, current	63.9	(9.6)	61.7
Federal U.S., deferred	(157.2)	(424.7)	(237.5)
Non-U.S., deferred	(6.8)	(61.5)	(104.2)
State and local, deferred	(31.1)	59.3	(42.2)
Income tax provision	$ 641.9	$ 469.0	$ 457.9