Pension Benefits (Target And Actual Asset Allocations) (Details) - Pension Benefits [Member]	12 Months Ended
Jun. 30, 2015	Jun. 30, 2014
Defined Benefit Plan Disclosure [Line Items]
Actual Percentage of Plan Assets	100.00%	100.00%
Cash And Equivalents [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Percentage of Plan Assets, minimum	0.00%
Target Percentage of Plan Assets, maximum	10.00%
Actual Percentage of Plan Assets	2.00%	3.00%
Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Percentage of Plan Assets, minimum	30.00%
Target Percentage of Plan Assets, maximum	70.00%
Actual Percentage of Plan Assets	49.00%	53.00%
Fixed Income [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Percentage of Plan Assets, minimum	30.00%
Target Percentage of Plan Assets, maximum	70.00%
Actual Percentage of Plan Assets	49.00%	44.00%

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Target allocation maximum percentage of investments of this type to total plan assets presented on a weighted average basis.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 5

-Subparagraph (c)(i)

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Target allocation minimum percentage of investments of this type to total plan assets presented on a weighted average basis.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (d)(i)

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-Publisher FASB

-Name Accounting Standards Codification

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Percentage of fair value of investments (categorized by debt securities, equity securities, real estate and other plan assets) to the fair value of plan assets held.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 5

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e2446-114920

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