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Pension Benefits (Target And Actual Asset Allocations) (Details) - Defined Benefit Pension Plans [Member]	Jun. 30, 2024	Jun. 30, 2023
Defined Benefit Plan Disclosure [Line Items]
Actual Percentage of Plan Assets	100.00%	100.00%
Equity securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Actual Percentage of Plan Assets	26.00%	27.00%
Equity securities [Member] | Minimum [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Percentage of Plan Assets	20.00%
Equity securities [Member] | Maximum [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Percentage of Plan Assets	80.00%
Fixed income, including cash [Member]
Defined Benefit Plan Disclosure [Line Items]
Actual Percentage of Plan Assets	74.00%	73.00%
Fixed income, including cash [Member] | Minimum [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Percentage of Plan Assets	20.00%
Fixed income, including cash [Member] | Maximum [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Percentage of Plan Assets	80.00%

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+ References

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- Definition

Percentage of target investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 17
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480482/715-20-55-17

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (d)(i)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480506/715-20-50-1

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- Definition

Percentage of actual investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (d)(i)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480506/715-20-50-1

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