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DEBT Narrative (Details) $ in Millions	3 Months Ended
DEBT Narrative (Details) $ in Millions	Sep. 30, 2024 USD ($)	Jun. 30, 2024 USD ($)	Mar. 31, 2024 USD ($)	Jun. 30, 2023 USD ($)
Debt Instrument [Line Items]
Line of Credit Facility, Current Borrowing Capacity	$ 1,900
Minimum Net Worth Required for Compliance	9,000
Debt and capital lease obligations	5,600
Debt fair value	5,500
Commercial Paper	0
Repayments of Debt	$ 25
Minimum [Member]
Debt Instrument [Line Items]
Ratio of Indebtedness to Net Capital	0.60
Commercial Paper
Debt Instrument [Line Items]
Revolving credit facilities available	$ 1,000
Revolving Credit Facility [Member] \| Committed Facility
Debt Instrument [Line Items]
Revolving credit facilities available	1,400			$ 1,500
Receivables Securitization Program [Member] \| Uncommitted Facility
Debt Instrument [Line Items]
Revolving credit facilities available	500
Environmental Development Bond Due August 2024
Debt Instrument [Line Items]
Repayments of Debt	22
Capital Lease Obligations
Debt Instrument [Line Items]
Repayments of Debt	$ 3	$ 5	$ 3