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INCOME TAXES - Additional Information (Details) - USD ($)	12 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Income Tax Contingency [Line Items]
Deferred tax asset	$ 2,665,000,000	$ 2,192,000,000
Unrecognized tax benefits	103,000,000	100,000,000	$ 105,000,000	$ 86,000,000
Valuation allowance recorded	2,088,000,000	1,541,000,000
Interest and penalties	3,000,000	1,000,000	1,000,000
Interest and penalty accrual	10,000,000	7,000,000	5,000,000
Amount that affect effective income tax rate	32,000,000
Undistributed earnings of foreign subsidiaries, indefinitely reinvested	1,000,000,000
Gross income tax paid	208,000,000	156,000,000	149,000,000
Income tax refunds	4,000,000	17,000,000	$ 13,000,000
Minimum
Income Tax Contingency [Line Items]
Amount of uncertain tax liabilities	0
Maximum
Income Tax Contingency [Line Items]
Amount of uncertain tax liabilities	67,000,000
U.S. Federal
Income Tax Contingency [Line Items]
Capital loss carryforwards	105,000,000
Foreign Tax Authority
Income Tax Contingency [Line Items]
Capital loss carryforwards	9,000,000
U.S. States
Income Tax Contingency [Line Items]
Capital loss carryforwards	8,000,000
State and Foreign Country Jurisdiction
Income Tax Contingency [Line Items]
Valuation allowance recorded	28,000,000
Net Operating Loss Carryforwards
Income Tax Contingency [Line Items]
Deferred tax asset	222,000,000	295,000,000
Unrecognized tax benefits	77,000,000	81,000,000
Valuation allowance recorded	136,000,000	134,000,000
Capital Loss Carryforward
Income Tax Contingency [Line Items]
Deferred tax asset	1,700,000,000	1,200,000,000
Valuation allowance recorded	1,700,000,000	$ 1,200,000,000
Capital Loss Carryforward \| Australia
Income Tax Contingency [Line Items]
Capital loss carryforwards	3,400,000,000
Capital Loss Carryforward \| U.K.
Income Tax Contingency [Line Items]
Capital loss carryforwards	1,700,000,000
Capital Loss Carryforward \| U.S.
Income Tax Contingency [Line Items]
Capital loss carryforwards	1,100,000,000
Foreign Tax Credits \| U.S. Federal
Income Tax Contingency [Line Items]
Foreign tax credits	31,000,000
General Business Tax Credit Carryforward \| U.S. Federal
Income Tax Contingency [Line Items]
Research and development credits	$ 74,000,000