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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 |

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- Definition Percentage of reported income tax benefit (expense) from difference to income tax expense (benefit) computed by applying statutory federal (national) income tax rate to pretax income (loss) from continuing operation, attributable to other reconciling items. Excludes state and local income tax expense (benefit), federal tax expense (benefit), statutory income tax expense (benefit) outside of country of domicile, tax credit, nondeductible expense, deduction, income tax settlement, income tax contingency, and cross-border tax law. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Subparagraph (b)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-12 + Details
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- Definition Amount of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to expense for award under share-based payment arrangement. Excludes expense determined to be nondeductible upon grant or after for award under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Subparagraph (b)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-12 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-12 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Name Accounting Standards Codification -Section 35 -Paragraph 2 -SubTopic 740 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479176/718-740-35-2 + Details
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