Carrying value as of the balance sheet date of short-term borrowings using unsecured obligations issued by banks, corporations and other borrowers to investors. The maturities of these money market securities generally do not exceed 270 days.

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

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

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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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Debt - Total Debt Schedule (Details) - USD ($) $ in Millions	Dec. 31, 2022	May 23, 2022	Dec. 31, 2021	Aug. 20, 2020	May 26, 2020	Aug. 13, 2018
Debt Instrument [Line Items]
Commercial Paper	$ 0		$ 1,012
Other short-term debt	4		10
Total short-term debt	4		1,521
Long-term debt:
Total long-term debt	18,118		12,397
Total debt	18,122		13,918
2022 Senior Notes (2.35% senior unsecured notes due September 15, 2022) \| Senior Notes
Debt Instrument [Line Items]
Senior notes	$ 0		499
Long-term debt:
Interest rate, stated percentage	2.35%
Senior Notes \| 2022 Senior Notes (2.35% senior unsecured notes due September 15, 2022)
Long-term debt:
Total debt	$ 0		499
Senior Notes \| 2023 Senior Notes (0.70% senior notes due June 15, 2023)
Long-term debt:
Senior notes	0		997
Total debt	$ 0		997
Interest rate, stated percentage	0.70%			0.70%
Senior Notes \| 2023 Senior Notes (3.45% senior notes due September 21, 2023)
Long-term debt:
Senior notes	$ 0		399
Total debt	$ 0		399
Interest rate, stated percentage	3.45%					3.45%
Senior Notes \| 2023 Senior Notes (4.00% senior notes due October 15, 2023)
Long-term debt:
Senior notes	$ 0		797
Total debt	$ 0		797
Interest rate, stated percentage	4.00%
Senior Notes \| 2025 Senior Notes (3.65% senior notes due May 23, 2025)
Long-term debt:
Senior notes	$ 1,243		0
Total debt	$ 1,243		0
Interest rate, stated percentage	3.65%
Senior Notes \| 2025 Senior Notes (3.75% senior notes due December 1, 2025)
Long-term debt:
Senior notes	$ 1,247		1,246
Total debt	$ 1,247		1,246
Interest rate, stated percentage	3.75%	3.65%
Senior Notes \| 2027 Senior Notes (4.00% senior notes due September 15, 2027)
Long-term debt:
Senior notes	$ 1,487		0
Total debt	$ 1,487		0
Interest rate, stated percentage	4.00%	4.00%
Senior Notes \| 2027 Senior Notes (3.10% senior notes due September 15, 2027)
Long-term debt:
Senior notes	$ 498		497
Total debt	$ 498		497
Interest rate, stated percentage	3.10%
Senior Notes \| 2028 Senior Notes (3.75% senior notes due September 21, 2028)
Long-term debt:
Senior notes	$ 594		594
Total debt	$ 594		594
Interest rate, stated percentage	3.75%					3.75%
Senior Notes \| 2029 Senior Notes (4.35% senior notes due June 15, 2029)
Long-term debt:
Senior notes	$ 1,240		0
Total debt	$ 1,240		0
Interest rate, stated percentage	4.35%	4.35%
Senior Notes \| 2030 Senior Notes (2.10% senior notes due June 15, 2030)
Long-term debt:
Senior notes	$ 1,235		1,234
Total debt	$ 1,235		1,234
Interest rate, stated percentage	2.10%				2.10%
Senior Notes \| 2032 Senior Notes (1.85% senior notes due September 15, 2032)
Long-term debt:
Senior notes	$ 1,485		1,483
Total debt	$ 1,485		1,483
Interest rate, stated percentage	1.85%			1.85%
Senior Notes \| 2033 Senior Notes (4.60% senior notes due March 15, 2033)
Long-term debt:
Senior notes	$ 1,488		0
Total debt	$ 1,488		0
Interest rate, stated percentage	4.60%	4.60%
Senior Notes \| 2040 Senior Notes (2.65% senior notes due September 15, 2040)
Long-term debt:
Senior notes	$ 1,231		1,230
Total debt	$ 1,231		1,230
Interest rate, stated percentage	2.65%			2.65%
Senior Notes \| 2048 Senior Notes (4.25% senior notes due September 21, 2048)
Long-term debt:
Senior notes	$ 1,231		1,230
Total debt	$ 1,231		1,230
Interest rate, stated percentage	4.25%					4.25%
Senior Notes \| 2050 Senior Notes (3.00% senior notes due June 15, 2050)
Long-term debt:
Senior notes	$ 1,221		1,220
Total debt	$ 1,221		1,220
Interest rate, stated percentage	3.00%				3.00%
Senior Notes \| 2052 Senior Notes (4.95% senior notes due June 15, 2052)
Long-term debt:
Senior notes	$ 1,464		0
Total debt	$ 1,464		0
Interest rate, stated percentage	4.95%	4.95%
Senior Notes \| 2060 Senior Notes (3.00% senior notes due September 15, 2060)
Long-term debt:
Senior notes	$ 1,471		1,470
Total debt	$ 1,471		1,470
Interest rate, stated percentage	3.00%			3.00%
Senior Notes \| 2062 Senior Notes (5.20% senior notes due June 15, 2062)
Long-term debt:
Senior notes	$ 983		0
Total debt	$ 983		$ 0
Interest rate, stated percentage	5.20%	5.20%