| **DEBT (Borrowing Capacity Under Other Financing Arrangements) (Details) - USD ($) $ in Millions** | Jun. 30, 2018 | Jun. 30, 2017 |
|----------------------------------------------------------------------------------------------------|---------------|---------------|
| **Line of Credit Facility [Line Items]**                                                           |          |          |
| Line of credit facility, borrowing capacity                                                        | $ 1,137       | $ 1,129       |
| Revolving Credit Facility [Member]                                                                 |          |          |
| **Line of Credit Facility [Line Items]**                                                           |          |          |
| Line of credit facility, borrowing capacity                                                        | 1,100         | 1,100         |
| Foreign And Other Credit Line [Member]                                                             |          |          |
| **Line of Credit Facility [Line Items]**                                                           |          |          |
| Line of credit facility, borrowing capacity                                                        | $ 37          | $ 29          |

| X                                                                                                                                                                                                                                                                                                                                                                                                                     |
|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
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.
+ References
No definition available.
+ Details**Name:**us-gaap_LineOfCreditFacilityLineItems**Namespace Prefix:**us-gaap_**Data Type:**xbrli:stringItemType**Balance Type:**na**Period Type:**duration |
| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.
+ References
Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682
+ Details**Name:**us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity**Namespace Prefix:**us-gaap_**Data Type:**xbrli:monetaryItemType**Balance Type:**credit**Period Type:**instant |
| X                                                                                                                                                        |
|----------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Details**Name:**us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember**Namespace Prefix:****Data Type:**na**Balance Type:****Period Type:** |
| X                                                                                                                                                    |
|------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Details**Name:**us-gaap_CreditFacilityAxis=us-gaap_ForeignLineOfCreditMember**Namespace Prefix:****Data Type:**na**Balance Type:****Period Type:** |