Income Taxes (Provision For Income Taxes From Continuing Operations) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Tax Expense (Benefit), Continuing Operations, by Jurisdiction [Abstract]
Federal U.S., current	$ 453.7	$ 283.0	$ 395.7
Non-U.S., current	799.9	460.4	418.1
State and local, current	34.6	64.4	(14.3)
Federal U.S., deferred	(297.1)	(200.6)	(400.5)
Non-U.S., deferred	(127.7)	(12.3)	(84.8)
State and local, deferred	9.6	(39.3)	56.8
Income tax provision	$ 873.0	$ 555.6	$ 371.0