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No definition available.

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- Definition

Amount of debt and lease obligation, classified as current.

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- Definition

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

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- Definition

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

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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- Definition

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation.

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- Definition

The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

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- Definition

The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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Debt and Credit Facilities (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Feb. 28, 2024	Dec. 31, 2023
Proceeds from long-term debt	$ 0.0	$ 699.1
Long-term debt excluding current maturities	3,978.7			$ 3,977.9
Short-term borrowings and current maturities of long-term debt	902.1			801.9
Repayments of Long-term Debt	0.0	$ 700.0
Debt Instrument, Fair Value Disclosure	4,800.0			4,700.0
Commercial Paper [Member]
Short-term borrowings and current maturities of long-term debt	100.0			0.0
Debentures With Put Feature [Member]
Short-term borrowings and current maturities of long-term debt	295.0			295.0
Debentures with put option available to be exercised			$ 37.2
Three Point Five Percent Senior notes Due Two Thousand Twenty Six [Member]
Long-term debt excluding current maturities	$ 399.0			$ 398.9
Debt Instrument, Interest Rate, Stated Percentage	3.50%			3.50%
Three Point Eight Percent Senior Notes Due Two Thousand Twenty Nine [Member]
Long-term debt excluding current maturities	$ 746.6			$ 746.4
Debt Instrument, Interest Rate, Stated Percentage	3.80%			3.80%
Four Point Five Percent Senior Notes Due Two Thousand Forty Nine [Member]
Long-term debt excluding current maturities	$ 346.2			$ 346.2
Debt Instrument, Interest Rate, Stated Percentage	4.50%			4.50%
5.75% Senior notes due 2043 [Member]
Long-term debt excluding current maturities	$ 495.5			$ 495.4
Debt Instrument, Interest Rate, Stated Percentage	5.75%			5.75%
Four Point Six Five Percent Senior Notes due Twenty Forty Four [Member]
Long-term debt excluding current maturities	$ 296.6			$ 296.6
Debt Instrument, Interest Rate, Stated Percentage	4.65%			4.65%
Commercial Paper [Member]
Line of credit facility, amount outstanding	$ 2,000.0
Revolving Credit Facility [Member]
Line of Credit Facility, Remaining Borrowing Capacity	2,000.0			$ 2,000.0
2026 Revolving Credit Facility
Line of credit facility, amount outstanding	1,000.0
2027 Revolving Credit Facility
Line of credit facility, amount outstanding	$ 1,000.0