Retirement Plans (Schedule of Expected Benefit Payments) (Details) $ in Millions	Dec. 31, 2022 USD ($)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
2023	$ 13
2024	10
2025	10
2026	10
2027	10
2028 through 2032	42
Total future benefit payments	95
Pension
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
2023	8
2024	7
2025	7
2026	8
2027	8
2028 through 2032	33
Total future benefit payments	71
SERP
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
2023	5
2024	3
2025	3
2026	2
2027	2
2028 through 2032	7
Total future benefit payments	22
Post-retirement
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
2023	0
2024	0
2025	0
2026	0
2027	0
2028 through 2032	2
Total future benefit payments	$ 2

Defined Benefit Plan Expected Future Benefit Payments.

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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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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.

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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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