Income Taxes (Income Tax Expense From Continuing Operations And Effective Tax Rate) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Tax Disclosure [Abstract]
Income tax expense from continuing operations	$ 51.4	$ 40.2	$ 100.2	$ 78.1
Effective tax rate	24.00%	21.00%	24.00%	21.00%