| **BUSINESS ACQUIRED (Fair Value Of Assets Acquired and Liabilities Assumed) (Details) - USD ($) $ in Millions** | Jul. 09, 2020 | Sep. 30, 2020 | Jun. 30, 2020 |
|-----------------------------------------------------------------------------------------------------------------|---------------|---------------|---------------|
| **Business Combination, Separately Recognized Transactions [Line Items]**                                       |          |          |          |
| Goodwill                                                                                                        |          | $ 1,793       | $ 1,577       |
| Joint Venture In Kingdom Of Saudi Arabia [Member]                                                               |          |          |          |
| **Business Combination, Separately Recognized Transactions [Line Items]**                                       |          |          |          |
| Goodwill                                                                                                        | $ 212         |          |          |
| Property, plant and equipment                                                                                   | 46            |          |          |
| Working capital, net (includes cash acquired of $26)                                                            | 31            |          |          |
| Noncurrent liabilities, net                                                                                     | (5)           |          |          |
| Deferred income taxes                                                                                           | (20)          |          |          |
| Total fair value of net assets                                                                                  | 412           |          |          |
| Less: Fair value of noncontrolling interests                                                                    | (198)         |          |          |
| Less: Fair value of previously held equity interest                                                             | (103)         |          |          |
| Total purchase consideration                                                                                    | 111           |          |          |
| Cash acquired                                                                                                   | 26            |          |          |
| Contractual Rights [Member] | Joint Venture In Kingdom Of Saudi Arabia [Member]                                 |          |          |          |
| **Business Combination, Separately Recognized Transactions [Line Items]**                                       |          |          |          |
| Reacquired rights (included in Other intangible assets, net)                                                    | 138           |          |          |
| Customer relationships (included in Other intangible assets, net)                                               | 138           |          |          |
| Customer Relationships [Member] | Joint Venture In Kingdom Of Saudi Arabia [Member]                             |          |          |          |
| **Business Combination, Separately Recognized Transactions [Line Items]**                                       |          |          |          |
| Reacquired rights (included in Other intangible assets, net)                                                    | 10            |          |          |
| Customer relationships (included in Other intangible assets, net)                                               | $ 10          |          |          |

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|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Working Capital, Net
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| - Definition
This element represents the fair value of the noncontrolling interest in the acquiree at the acquisition date.
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| - Definition
Amount of deferred tax liability attributable to taxable temporary differences assumed at the acquisition date.
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| - Definition
The amount of identifiable intangible assets recognized as of the acquisition date.
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| - Definition
Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.
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| - Definition
Amount of liabilities due after one year or the normal operating cycle, if longer, assumed at the acquisition date.
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| - Definition
The amount of property, plant, and equipment recognized as of the acquisition date.
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Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed.
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| - 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.
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| - Definition
Fair value at acquisition-date of the equity interest in the acquiree held by the acquirer, immediately before the acquisition date for businesses combined in stages.
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| - Definition
The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business).
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| - Definition
Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.
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