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Debt and Credit Facilities (Tables)

3 Months Ended

Mar. 31, 2022

Long-term Debt, Unclassified [Abstract]

Schedule of Long-term Debt Instruments


Summary of Total Debt												March 2022						December 2021
			Rate						Due
Senior unsecured notes:
			1.125%						November 30, 2023			$	610					$	622
			0.600%						December 1, 2023			594						598
			3.375%						May 15, 2024			598						593
			0.250%						December 3, 2024			941						958
			1.150%						June 15, 2025			646						645
			3.375%						November 1, 2025			748						748
			3.500%						March 15, 2026			994						994
			2.125%						November 30, 2027			829						845
			3.650%						March 7, 2028			597						597
			0.750%						March 1, 2029			885						901
			1.950%						June 15, 2030			990						990
			2.625%						November 30, 2030			714						727
			1.000%						December 3, 2031			824						840
			4.100%						April 1, 2043			392						392
			4.375%						May 15, 2044			395						395
			4.625%						March 15, 2046			982						982
			2.900%						June 15, 2050			642						642
Term loan									February 22, 2025			1,500						—
Commercial paper												195						—
Other												23						10
Total debt												$	14,099					$	12,479
Less current maturities of debt												214						7
Total long-term debt												$	13,885					$	12,472

												March 2022						December 2021
Unamortized debt issuance costs												$	59					$	62
Borrowing capacity on existing facilities												$	2,162					$	2,162
Fair value of senior unsecured notes												$	12,369					$	13,391