EMPLOYEE BENEFIT PLANS (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Defined Benefit Plan Disclosure [Line Items]
Net periodic benefit	$ 0	$ 0
Other Postretirement Benefits Plan [Member] | Retirement Income Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Net periodic benefit	(3)	(3)
UNITED STATES | Retirement Income Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Discretionary contributions	$ 2	$ 2