SUPPLEMENTAL FINANCIAL INFORMATION - RESTRUCTURING ACTIVITY (Details) - USD ($) $ in Millions	12 Months Ended		60 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve Beginning Balance	$ 389	$ 381
Restructuring Charges	977	1,068
Payments for Restructuring	(619)	(771)
Charges Against Assets	(432)	(289)
Restructuring Reserve Ending Balance	315	389	$ 315
Separations
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve Beginning Balance	362	353
Restructuring Charges	262	516	2,300
Payments for Restructuring	(381)	(507)
Charges Against Assets	0	0
Restructuring Reserve Ending Balance	243	362	243
Asset-Related Costs
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve Beginning Balance	0	0
Restructuring Charges	432	289	1,400
Payments for Restructuring	0	0
Charges Against Assets	(432)	(289)
Restructuring Reserve Ending Balance	0	0	0
Other
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve Beginning Balance	27	28
Restructuring Charges	283	263	1,200
Payments for Restructuring	(238)	(264)
Charges Against Assets	0	0
Restructuring Reserve Ending Balance	$ 72	$ 27	$ 72