EMPLOYEE BENEFIT PLANS (Schedule of Components of Net Periodic Benefit Cost) (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Defined Benefit Plan Disclosure [Line Items]
Total	$ 16	$ 16	$ 15
Retirement Income | Retirement Income
Defined Benefit Plan Disclosure [Line Items]
Service cost	1	1	2
Interest cost	18	15	15
Expected return on plan assets	(10)	(15)	(16)
Settlement loss recognized	0	7	5
Amortization of unrecognized items	8	9	11
Total	17	17	17
Retirement Health Care | Retirement Health Care
Defined Benefit Plan Disclosure [Line Items]
Service cost	0	0	0
Interest cost	1	1	1
Expected return on plan assets	0	0	0
Settlement loss recognized	0	0	0
Amortization of unrecognized items	(2)	(1)	(2)
Total	$ (1)	$ 0	$ (1)