SHARE-BASED COMPENSATION AND POSTRETIREMENT BENEFITS (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2016	Mar. 31, 2015
Share-based Compensation, Allocation and Classification in Financial Statements [Abstract]
Allocated Share-based Compensation Expense		$ 79	$ 72	$ 220	$ 222
Pension and Other Retiree Benefits
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Defined Benefit Plan, Net Periodic Benefit Cost	[1]	85	105	256	333
Other Postretirement Benefit Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Defined Benefit Plan, Net Periodic Benefit Cost	[1]	$ (26)	$ 4	$ (75)	$ 14

[1] The components of the total net periodic benefit cost for both pension benefits and other retiree benefits for those interim periods, on an annualized basis, do not differ materially from the amounts disclosed in the Form 8-K filed October 26, 2015 to update the Annual Report on Form 10-K for the fiscal year ended June 30, 2015.