INCOME TAXES - Schedule of Deferred Income Tax Assets and Liabilities (Details) - USD ($) $ in Millions	Sep. 30, 2024	Sep. 30, 2023
Deferred tax assets:
Net operating losses, capital losses and tax credits	$ 283	$ 253
Accrued liabilities	149	153
Postretirement and postemployment benefits	17	17
Employee compensation and benefits	121	103
Other	176	158
Total	746	684
Valuation allowances	(256)	(164)
Deferred tax liabilities:
Intangibles	(2,161)	(1,387)
Pensions	(193)	(151)
Property, plant and equipment	(121)	(148)
Undistributed non-U.S. earnings	(36)	(32)
Deferred gains	(21)	(596)
Other	(32)	(75)
Total	(2,564)	(2,389)
Net deferred income tax liability	$ (2,074)	$ (1,869)