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Employee Benefit Plans (Narrative) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Contribution Plan, Cost |  | $ 90 | $ 46 | $ 88
Pension Benefits |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Aggregate projected benefit obligations |  | 9,498 | 9,298 | $ 12,182
Pension Benefits | UNITED STATES |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Aggregate projected benefit obligations |  | $ 8,649 | $ 8,425 |
Weighted average expected return on plan assets |  | 6.25% | 5.00% | 5.00%
Pension Benefits | Non- U.S. Plans |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Aggregate projected benefit obligations |  | $ 849 | $ 873 |
Pension Benefits | Scenario, Forecast | UNITED STATES |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Weighted average expected return on plan assets | 6.00% |  |  |
Other Postretirement Benefits |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Aggregate projected benefit obligations |  | 765 | 794 | $ 1,138
Other Postretirement Benefits | UNITED STATES |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Aggregate projected benefit obligations |  | $ 723 | $ 758 |
Weighted average expected return on plan assets |  | 4.25% | 3.86% | 3.87%
Expected future discretionary contributions |  | $ 20 |  |
Other Postretirement Benefits | Non- U.S. Plans |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Aggregate projected benefit obligations |  | 42 | $ 36 |
Other Postretirement Benefits | Scenario, Forecast | UNITED STATES |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Weighted average expected return on plan assets | 4.25% |  |  |
United States Pension Plan of US Entity, Non Qualified [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Aggregate projected benefit obligations |  | 1,000 | $ 1,000 |
Expected future discretionary contributions |  | $ 80 |  |

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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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- Definition Amount of actuarial present value of benefits attributed to service rendered by employee for defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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- Definition Amount of contribution expected to be received by defined benefit plan from employer in next fiscal year following current fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480482/715-20-55-18 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (g) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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