PROPERTY, PLANT AND EQUIPMENT, NET - Narrative (Details) - USD ($)	12 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2023
Property, Plant and Equipment [Line Items]
Depreciation and amortization	$ 219,000,000	$ 235,000,000	$ 236,000,000
Noncash capital expenditures	0	5,000,000	9,000,000
Capitalized software costs
Property, Plant and Equipment [Line Items]
Amortization	7,000,000	10,000,000	10,000,000
Buildings
Property, Plant and Equipment [Line Items]
Asset retirement obligations	0	0
Property, Plant and Equipment
Property, Plant and Equipment [Line Items]
Depreciation and amortization	$ 198,000,000	$ 206,000,000	$ 206,000,000