Income Taxes (Income Tax Expense From Continuing Operations) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Current
Federal	$ 57.0	$ 36.9	$ 34.6
State and local	11.5	7.8	5.3
Foreign	59.5	51.0	48.7
Total current	128.0	95.7	88.6
Deferred
Federal	(9.3)	(15.0)	2.2
State and local	(2.3)	(2.6)	(0.9)
Foreign	3.1	(3.3)	(0.5)
Total deferred	(8.5)	(20.9)	0.8
Total income taxes	$ 119.5	$ 74.8	$ 89.4