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FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS (Schedule of Assets and Liabilities for Fair Values of Derivative Instruments) (Details) - USD ($) $ in Millions | Mar. 31, 2022 | Jun. 30, 2021
--- | --- | ---
Carrying Amount |  |
Assets |  |
Derivative assets | $ 71 | $ 33
Estimated Fair Value |  |
Assets |  |
Derivative assets | 71 | 33
Prepaid expenses and other current assets | Commodity purchase derivative contracts | Fair Value, Inputs, Level 1 | Carrying Amount |  |
Assets |  |
Derivative assets | 1 | 5
Prepaid expenses and other current assets | Commodity purchase derivative contracts | Fair Value, Inputs, Level 1 | Estimated Fair Value |  |
Assets |  |
Derivative assets | 1 | 5
Prepaid expenses and other current assets | Commodity purchase derivative contracts | Fair Value, Inputs, Level 2 | Carrying Amount |  |
Assets |  |
Derivative assets | 6 | 4
Prepaid expenses and other current assets | Commodity purchase derivative contracts | Fair Value, Inputs, Level 2 | Estimated Fair Value |  |
Assets |  |
Derivative assets | 6 | 4
Prepaid expenses and other current assets | Interest rate contracts | Fair Value, Inputs, Level 2 | Carrying Amount |  |
Assets |  |
Derivative assets | 63 | 24
Prepaid expenses and other current assets | Interest rate contracts | Fair Value, Inputs, Level 2 | Estimated Fair Value |  |
Assets |  |
Derivative assets | 63 | 24
Other assets | Commodity purchase derivative contracts | Fair Value, Inputs, Level 2 | Carrying Amount |  |
Assets |  |
Derivative assets | 1 | 0
Other assets | Commodity purchase derivative contracts | Fair Value, Inputs, Level 2 | Estimated Fair Value |  |
Assets |  |
Derivative assets | $ 1 | $ 0

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