Retirement Plans and Other Retiree Benefits - Expected Contributions and Benefit Payments (Details) $ in Millions	Dec. 31, 2023 USD ($)
Total benefit payments [Abstract]
2024	$ 483
2025	237
2026	245
2027	242
2028	245
2029-2033	1,186
Other Retiree Benefit Plans
Total benefit payments [Abstract]
2024	53
2025	54
2026	54
2027	54
2028	53
2029-2033	261
United States \| Pension Plans
Total benefit payments [Abstract]
2024	384
2025	142
2026	146
2027	144
2028	144
2029-2033	667
International \| Pension Plans
Total benefit payments [Abstract]
2024	46
2025	41
2026	45
2027	44
2028	48
2029-2033	$ 258

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- Definition

Amount of benefit for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following current fiscal year.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480506/715-20-50-1

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Amount of benefit for defined benefit plan expected to be paid in next fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in fifth fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in third fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in second fiscal year following current fiscal year.

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