Debt and Banking Arrangements (Tables)

6 Months Ended

Jun. 30, 2024

Debt Disclosure [Abstract]

Schedule of Debt Issuances

Our senior unsecured public debt issuances for 2024 are as follows:

Issue Date	Maturity Date	Amount		Rate
		(Millions)
January 5, 2024	March 15, 2029	$	1,100	4.900%
January 5, 2024	March 15, 2034	1,000		5.150%

Schedule of Extinguishment of Debt

Our senior unsecured public debt retirements for 2024 are as follows:

Date of Retirement	Maturity Date	Amount		Rate
		(Millions)
March 4, 2024	March 4, 2024	$	1,000	4.300%
June 24, 2024	June 24, 2024	1,250		4.550%

Schedule of Line of Credit Facilities [Table Text Block]

Credit Facility

	June 30, 2024
	Stated Capacity		Outstanding
	(Millions)
Long-term credit facility (1)	$	3,750	$	—
Letters of credit under certain bilateral bank agreements			12

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(1)    In managing our available liquidity, we do not expect a maximum outstanding amount in excess of the capacity of our credit facility inclusive of any outstanding amounts under our commercial paper program.