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DEBT - Amendment No. 15 Loan Modification Agreement and Refinancing Facility Agreement (Details) - USD ($) $ in Millions			3 Months Ended	12 Months Ended
	Jun. 04, 2024	Mar. 22, 2024	Jun. 29, 2024	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2022	Mar. 21, 2024
Debt Instrument [Line Items]
Debt instrument, face amount				$ 24,319
Debt Instrument, Unamortized Discount (Premium), Net				51	$ 56
REFINANCING COSTS				58	$ 56	$ 1
Tranche I Term Loans
Debt Instrument [Line Items]
Debt instrument, face amount	$ 2,644	$ 4,525
Interest rate		2.75%					3.25%
Debt Instrument, Periodic Payment, Principal	$ 5	$ 11
Long-Term Debt, Refinanced, Amount			$ 2,644
Tranche H Term Loans
Debt Instrument [Line Items]
Debt Instrument, Repurchase Amount		1,708
Tranche K Term Loans
Debt Instrument [Line Items]
Debt instrument, face amount		$ 1,708
Interest rate		2.75%
Debt Instrument, Redemption Price, Percentage		0.25%
Debt Instrument, Unamortized Discount (Premium), Net		$ 4
Debt Instrument, Periodic Payment, Principal		$ 4
Tranche I And K Term Loans
Debt Instrument [Line Items]
Debt Instrument, Unamortized Discount (Premium), Net				2
REFINANCING COSTS				$ 5

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