Pension And Other Postretirement Benefits (Schedule Of Net Periodic Benefit Costs) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract]
Total selling, general, and administrative expenses	$ 369.7	$ 309.0	$ 1,044.4	$ 884.2
Settlement charge	15.9	16.7	15.9	16.7
Total non-operating expenses	21.3	24.5	32.3	39.6
Pension Benefits
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract]
Service cost	7.0	7.7	21.0	22.9
Total selling, general, and administrative expenses	7.0	7.7	21.0	22.9
Interest cost	5.9	6.0	17.9	17.9
Expected return on plan assets	(7.6)	(7.8)	(22.8)	(23.2)
Amortization of net actuarial loss	5.7	8.4	17.1	25.3
Settlement charge	15.9	16.7	15.9	16.7
Total non-operating expenses	19.9	23.3	28.1	36.7
Net periodic benefit cost	26.9	31.0	49.1	59.6
Postretirement Benefits
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract]
Service cost	0.5	0.5	1.5	1.6
Total selling, general, and administrative expenses	0.5	0.5	1.5	1.6
Interest cost	0.5	0.4	1.5	1.3
Amortization of net actuarial loss	0.1	0.2	0.4	0.6
Total non-operating expenses	0.6	0.6	1.9	1.9
Net periodic benefit cost	$ 1.1	$ 1.1	$ 3.4	$ 3.5