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Long-Term Debt And Commercial Paper (Long-Term Debt) (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2022	Feb. 28, 2022	Dec. 31, 2021
Long-term debt	$ 3,571.6		$ 2,880.6
Less: unamortized debt discounts and debt issuance costs	(27.0)		(22.2)
Less: current maturities	(11.8)		(12.2)
Long-term debt, net of current maturities	$ 3,532.8		2,846.2
3.5% Senior Notes | Senior Notes
Percentage interest on debt instrument	3.50%
Maturity date	Nov. 15, 2024
Senior notes	$ 450.0		450.0
4.5% Senior Notes | Senior Notes
Percentage interest on debt instrument	4.50%
Maturity date	Oct. 01, 2025
Senior notes	$ 450.0		450.0
3.8% Senior Notes | Senior Notes
Percentage interest on debt instrument	3.80%
Maturity date	Nov. 15, 2027
Senior notes	$ 300.0		300.0
1.95% Senior Notes | Senior Notes
Percentage interest on debt instrument	1.95%
Maturity date	Aug. 01, 2028
Senior notes	$ 400.0		400.0
4.75% Senior Notes | Senior Notes
Percentage interest on debt instrument	4.75%
Maturity date	Jun. 01, 2030
Senior notes	$ 500.0		500.0
2.4% Senior Notes | Senior Notes
Percentage interest on debt instrument	2.40%
Maturity date	Aug. 01, 2031
Senior notes	$ 450.0		450.0
3.85% Senior Notes | Senior Notes
Percentage interest on debt instrument	3.85%	3.85%
Maturity date	Mar. 01, 2032
Senior notes	$ 700.0		0.0
Revolving credit facility
Revolving credit facility	$ 0.0		0.0
Revolving credit facility | Line of Credit
Maturity date	Mar. 26, 2025
Other Debt
Finance leases and other debt	$ 321.6		$ 330.6

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Finance leases for real property and equipment classified as long-term debt.

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Contractual interest rate for funds borrowed, under the debt agreement.

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