CHARGES ASSOCIATED WITH RESTRUCTURING AND OTHER ACTIVITIES - Cumulative Restructuring Charges (Details) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Jun. 30, 2024
Restructuring and Other Costs
Restructuring and other charges	$ 106	$ 2
Sales Returns (included in Net Sales)
Restructuring and Other Costs
Restructuring and other charges	0	$ 0
Restructuring Program
Restructuring and Other Costs
Restructuring and other charges	106		$ 115
Cumulative charges through September 30, 2024	221
Restructuring Program | Employee- Related Costs
Restructuring and Other Costs
Restructuring and other charges	82		90
Cumulative charges through September 30, 2024	172
Restructuring Program | Asset- Related Costs
Restructuring and Other Costs
Restructuring and other charges	2		2
Cumulative charges through September 30, 2024	4
Restructuring Program | Contract Terminations
Restructuring and Other Costs
Restructuring and other charges	0		0
Cumulative charges through September 30, 2024	0
Restructuring Program | Other Exit Costs
Restructuring and Other Costs
Restructuring and other charges	1		0
Cumulative charges through September 30, 2024	1
Restructuring Program | Sales Returns (included in Net Sales)
Restructuring and Other Costs
Restructuring and other charges	0		0
Cumulative charges through September 30, 2024	0
Restructuring Program | Cost of Sales
Restructuring and Other Costs
Restructuring and other charges	9		0
Cumulative charges through September 30, 2024	9
Restructuring Program | Restructuring Charges
Restructuring and Other Costs
Restructuring and other charges	85		92
Cumulative charges through September 30, 2024	177
Restructuring Program | Other Charges
Restructuring and Other Costs
Restructuring and other charges	12		$ 23
Cumulative charges through September 30, 2024	$ 35