Forward starting interest rate swap agreement, fixed rate

No definition available.

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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- Definition

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

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in YYYY-MM-DD format.

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- Definition

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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- Definition

Carrying value as of the balance sheet date of uncollateralized debt obligation (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion.

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Debt (Schedule Of Short-Term And Long-Term Debt) (Details) - USD ($) $ in Millions	1 Months Ended		9 Months Ended
	Mar. 31, 2015	Sep. 30, 2013	Sep. 30, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Long-term debt			$ 2,677.7	$ 3,425.4
Forward starting interest rate swap agreement fixed rate	3.11%	4.73%
Short-term Debt			749.7	0.0
$750.0 Million Fixed Rate Notes Due March 2025, stated rate of 3.00% [Member]
Debt Instrument [Line Items]
Long-term debt			0.0	749.1
Debt Instrument, Face Amount			$ 750.0
Debt Instrument, Maturity Date			Mar. 15, 2025
Debt Instrument, Interest Rate, Stated Percentage			3.00%
$500.0 Million Fixed Rate Notes Due June 2028, stated rate of 3.75% [Member] [Domain]
Debt Instrument [Line Items]
Long-term debt			$ 498.4	498.1
Debt Instrument, Face Amount			$ 500.0
Debt Instrument, Maturity Date			Jun. 15, 2028
Debt Instrument, Interest Rate, Stated Percentage			3.75%
$750.0 million Fixed Rate Notes Due September 2043, stated rate of 5.30% [Member]
Debt Instrument [Line Items]
Long-term debt			$ 744.2	744.0
Debt Instrument, Face Amount			$ 750.0
Debt Instrument, Maturity Date			Sep. 15, 2043
Debt Instrument, Interest Rate, Stated Percentage			5.30%
$700.0 Million Fixed Rate Notes Due June 2048, stated rate of 4.15% [Member] [Domain] [Domain]
Debt Instrument [Line Items]
Long-term debt			$ 691.6	691.3
Debt Instrument, Face Amount			$ 700.0
Debt Instrument, Maturity Date			Jun. 15, 2048
Debt Instrument, Interest Rate, Stated Percentage			4.15%
$750.0 Million Fixed Rate Notes Due March 2032, Interest Equal To 2.65%
Debt Instrument [Line Items]
Long-term debt			$ 743.5	$ 742.9
Debt Instrument, Face Amount			$ 750.0
Debt Instrument, Maturity Date			Mar. 15, 2032
Debt Instrument, Interest Rate, Stated Percentage			2.65%