SUPPLEMENTAL FINANCIAL INFORMATION - Other Costs (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2024
Restructuring Cost and Reserve [Line Items]
Cost incurred	$ 1,230	$ 1,114	$ 659
Corporate
Restructuring Cost and Reserve [Line Items]
Cost incurred	556	945	371
Beauty \| Operating Segments
Restructuring Cost and Reserve [Line Items]
Cost incurred	76	43	43
Grooming \| Operating Segments
Restructuring Cost and Reserve [Line Items]
Cost incurred	47	32	76
Health Care \| Operating Segments
Restructuring Cost and Reserve [Line Items]
Cost incurred	132	30	33
Fabric & Home Care \| Operating Segments
Restructuring Cost and Reserve [Line Items]
Cost incurred	220	24	84
Baby, Feminine & Family Care \| Operating Segments
Restructuring Cost and Reserve [Line Items]
Cost incurred	$ 201	$ 40	$ 50

- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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