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EMPLOYEE BENEFIT PLANS (Target Allocations and Weighted Average Asset Allocations) (Details) - Retirement Income Plans [Member] - United States Postretirement Benefit Plan of US Entity [Member] | 12 Months Ended
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Jun. 30, 2017 | Jun. 30, 2016
Defined Benefit Plan Disclosure [Line Items] |  |
Target plan asset allocations | 100.00% | 100.00%
Actual plan asset allocations | 100.00% | 100.00%
U.S. Equity [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Target plan asset allocations | 11.00% | 11.00%
Actual plan asset allocations | 11.00% | 11.00%
International Equity Funds [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Target plan asset allocations | 12.00% | 12.00%
Actual plan asset allocations | 12.00% | 11.00%
Fixed Income Funds [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Target plan asset allocations | 74.00% | 74.00%
Actual plan asset allocations | 73.00% | 74.00%
Other [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Target plan asset allocations | 3.00% | 3.00%
Actual plan asset allocations | 4.00% | 4.00%

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- Definition Target allocation 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) -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e2446-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(i) -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920 + Details
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- Definition 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=65897934&loc=d3e2446-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920 + Details
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