Pension, Other Postretirement Benefits and Savings Plans - Estimated Future Benefit Payments (Details) $ in Millions	Dec. 31, 2023 USD ($)
Pension Plan [Member] \| UNITED STATES
Without Medicare Part D Subsidy, Fiscal Year Maturity
2024	$ 381
2025	379
2026	350
2027	328
2028	318
2029-2033	1,408
Pension Plan [Member] \| Foreign Plan [Member]
Without Medicare Part D Subsidy, Fiscal Year Maturity
2024	165
2025	146
2026	148
2027	150
2028	154
2029-2033	813
Other Postretirement Benefits Plan [Member]
Without Medicare Part D Subsidy, Fiscal Year Maturity
2024	24
2025	23
2026	23
2027	23
2028	23
2029-2033	$ 109

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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

+ Details

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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 fourth 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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