Pension Plans, Retirement Benefits and Savings Plans (Details) - Future Payments $ in Millions	Dec. 31, 2022 USD ($)
Pension Plans [Member]
Estimated Future Benefit Payments
Benefits expected to be paid, 2023	$ 294
Benefits expected to be paid, 2024	293
Benefits expected to be paid, 2025	292
Benefits expected to be paid, 2026	298
Benefits expected to be paid, 2027	296
Benefits expected to be paid, 2028 through 2032	1,442
Postretirement Benefit Plans [Member]
Estimated Future Benefit Payments
Benefits expected to be paid, 2023	9
Benefits expected to be paid, 2024	9
Benefits expected to be paid, 2025	9
Benefits expected to be paid, 2026	9
Benefits expected to be paid, 2027	9
Benefits expected to be paid, 2028 through 2032	$ 40

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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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920

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- Definition

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

+ References

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

+ References

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

+ References

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

+ References

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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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