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Pensions And Other Postretirement Benefits (Estimated Future Benefit Payments Expected To Be Paid) (Details) $ in Millions | Sep. 30, 2023 USD ($)
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Other Postretirement Benefits Plan [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Defined Benefit Plan, Expected Future Benefit Payment, Year One | $ 2
Defined Benefit Plan, Expected Future Benefit Payment, Year Two | 2
Defined Benefit Plan, Expected Future Benefit Payment, Year Three | 3
Defined Benefit Plan, Expected Future Benefit Payment, Year Four | 2
Defined Benefit Plan, Expected Future Benefit Payment, Year Five | 2
Defined Benefit Plan, Expected Future Benefit Payment, after Year Five for Next Five Years | 7
Defined Benefit Plan, Funded Plan | Qualified Plan | Pension Plan [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Defined Benefit Plan, Expected Future Benefit Payment, Year One | 1
Defined Benefit Plan, Expected Future Benefit Payment, Year Two | 1
Defined Benefit Plan, Expected Future Benefit Payment, Year Three | 0
Defined Benefit Plan, Expected Future Benefit Payment, Year Four | 0
Defined Benefit Plan, Expected Future Benefit Payment, Year Five | 0
Defined Benefit Plan, Expected Future Benefit Payment, after Year Five for Next Five Years | 5
Defined Benefit Plan, Unfunded Plan | Nonqualified Plan | Pension Plan [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Defined Benefit Plan, Expected Future Benefit Payment, Year One | 14
Defined Benefit Plan, Expected Future Benefit Payment, Year Two | 14
Defined Benefit Plan, Expected Future Benefit Payment, Year Three | 14
Defined Benefit Plan, Expected Future Benefit Payment, Year Four | 13
Defined Benefit Plan, Expected Future Benefit Payment, Year Five | 13
Defined Benefit Plan, Expected Future Benefit Payment, after Year Five for Next Five Years | $ 62

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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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