EMPLOYEE BENEFIT PLANS (Components of the Net Cost of Retirement Income (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items]
Total	$ 0	$ (1)	$ 0	$ (1)
Weighted average long-term expected rate or return on plan assets (percentage)			3.00%
Other Postretirement Benefits Plan | Retirement Income Plans
Defined Benefit Plan Disclosure [Line Items]
Service cost	0	0	$ 0	0
Interest cost	4	3	8	7
Expected return on plan assets	(3)	(3)	(7)	(7)
Amortization of unrecognized items	2	2	4	5
Total	$ 3	$ 2	$ 5	$ 5