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Pensions And Other Postretirement Benefits - Contributions and Plan Amendments (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Defined Benefit Plan Disclosure [Line Items] |  |  |
Employer contributions to defined contribution plans | $ 908,000,000 | $ 742,000,000 | $ 724,000,000
U.S. |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Revised monthly basic benefit |  | 5.00 |
Annual contribution |  | 500 |
Increase in pension obligation |  | 791,000,000 |
Payment for annuity purchase | $ 699,000,000 |  |
Pension Plan |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Years of service | 30 years |  |
Employer contributions | $ 1,179,000,000 | 753,000,000 | 403,000,000
Pension Plan | U.S. |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Employer contributions | $ 526,000,000 | $ 357,000,000 | $ 71,000,000
Expected rate of return on plan assets | 6.27% | 6.30% | 5.38%
Expected rate on return of plan assets | 6.50% |  |
Pension Plan | Non-U.S. |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Estimated contributions in next fiscal year | $ 120,000,000 |  |
Employer contributions | $ 653,000,000 | $ 395,000,000 | $ 332,000,000
Expected rate of return on plan assets | 5.25% | 5.65% | 4.39%
Other Postretirement Benefits Plan |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Employer contributions | $ 338,000,000 | $ 348,000,000 |
Other Postretirement Benefits Plan | U.S. |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Employer contributions | $ 285,000,000 | $ 295,000,000 | $ 335,000,000

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- Definition Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-Term Rate of Return on Plan Assets Based On Investment Study + References No definition available. + Details
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- Definition Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-8 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (k)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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