Stock Compensation Plans (Schedule of Stock Compensation Expense) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Total stock compensation expense	$ 10.6	$ 8.5	$ 17.6	$ 15.3
Cost of goods sold
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Total stock compensation expense	0.3	0.3	0.6	0.6
Selling, general and administrative expenses
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Total stock compensation expense	$ 10.3	$ 8.2	$ 17.0	$ 14.7