Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	na
Period Type:	duration

- 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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 55
-Paragraph 17
-URI http://asc.fasb.org/extlink&oid=112275985&loc=d3e4179-114921

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (d)(i)
-URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- 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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (d)(i)
-URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920

+ Details

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Period Type:	instant

- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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Pension Benefits (Target And Actual Asset Allocations) (Details) - Defined Benefit Pension Plans [Member]	Jun. 30, 2019	Jun. 30, 2018
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]
Actual Percentage of Plan Assets	2.00%	5.00%
Cash And Equivalents [Member] \| Minimum [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Percentage of Plan Assets	0.00%
Cash And Equivalents [Member] \| Maximum [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Percentage of Plan Assets	10.00%
Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Actual Percentage of Plan Assets	53.00%	51.00%
Equity Securities [Member] \| Minimum [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Percentage of Plan Assets	30.00%
Equity Securities [Member] \| Maximum [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Percentage of Plan Assets	70.00%
Fixed Income [Member]
Defined Benefit Plan Disclosure [Line Items]
Actual Percentage of Plan Assets	45.00%	44.00%
Fixed Income [Member] \| Minimum [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Percentage of Plan Assets	30.00%
Fixed Income [Member] \| Maximum [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Percentage of Plan Assets	70.00%