Income Taxes (Narrative) (Details) $ / shares in Units, $ in Millions, kr in Billions	3 Months Ended			12 Months Ended
	Dec. 31, 2022 USD ($)	Apr. 02, 2021 USD ($)	Apr. 02, 2021 DKK (kr)	Dec. 31, 2024 USD ($) $ / shares	Dec. 31, 2023 USD ($) $ / shares	Dec. 31, 2022 USD ($) $ / shares	Dec. 31, 2021 USD ($)
Net deferred tax liabilities				$ 1,791	$ 2,192
Valuation allowance, deferred tax asset, change in amount				2
Basis differences in investments outside the U.S.				$ 14,200
Statutory federal income tax rate				21.00%	21.00%	21.00%
Effective income tax rate				16.10%	16.30%	11.40%
Net tax charges (benefits) impact, percent				(1.40%)	(0.90%)	(7.00%)
Income tax payments				$ 1,300	$ 1,800	$ 1,800
Employee service share-based compensation, tax benefit from exercise of stock options				107	80	85
Tax benefit				70	51	61
Net operating loss carryforwards				315
Operating loss carryforwards, valuation allowances				140
Deferred tax assets, valuation allowances				232	234
Gross unrecognized tax benefits	$ 1,139			1,229	1,214	1,139	$ 1,095
Unrecognized tax benefits, net of offsetting indirect tax benefits				1,400	1,300
Unrecognized tax benefits, indirect tax benefits				75	73
Potential interest and penalties				231	199
Recognized potential interest and penalties				40	32	$ 14
Unrecognized tax benefits that would impact effective tax rate				1,300	$ 1,300
Estimated reduction in unrecognized tax benefits within twelve months				$ 305
Income tax holiday, income tax benefits per diluted common share | $ / shares				$ 0.04	$ 0.11	$ 0.10
General business and foreign tax credit
Tax credit carryforwards				$ 445
Tax credit carryforward, valuation allowance				91
Deferred tax asset, other
Deferred tax assets, valuation allowances				1
Domestic tax authority | IRS
Proposed adjustments to taxable income, self-insurance, other	$ 2,500
Foreign tax authority
Income tax examination, amount of tax assessments 2004-2015		$ 288	kr 2.1
Income tax holiday, aggregate dollar amount				33	$ 83	$ 71
United States
Net deferred tax liabilities				337	832
Non-U.S.
Net deferred tax liabilities				$ 1,500	1,400
Discontinued operations | Discontinued operations
Recognized potential interest and penalties					$ 6	$ 2