Pension And Other Postretirement Benefits (Schedule Of Net Periodic Benefit Costs) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract]
Total selling, general, and administrative expenses	$ 1,442.8	$ 1,240.5	$ 1,098.9
Settlement charge	27.0	30.4	27.7
Total non-operating expenses	44.3	59.5	58.5
Pension Benefits
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract]
Service cost	26.4	30.2	29.2
Total selling, general, and administrative expenses	26.4	30.2	29.2
Interest cost	25.5	23.9	26.7
Expected return on plan assets	(30.2)	(30.6)	(32.8)
Amortization of net actuarial loss	17.4	32.3	30.2
Settlement charge	27.0	30.4	27.7
Total non-operating expenses	39.7	56.0	51.8
Net periodic benefit cost	$ 66.1	$ 86.2	$ 81.0
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract]
Expected return on plan assets	5.00%	5.00%	5.50%
Rate of compensation increase	4.21%	4.32%	4.24%
Postretirement Benefits
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract]
Service cost	$ 2.0	$ 2.2	$ 2.1
Total selling, general, and administrative expenses	2.0	2.2	2.1
Interest cost	2.0	1.7	2.4
Amortization of net actuarial loss	0.6	0.8	0.7
Total non-operating expenses	2.6	2.5	3.1
Net periodic benefit cost	$ 4.6	$ 4.7	$ 5.2
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract]
Healthcare cost trend on covered charges	5.00%	5.00%	5.00%