INCOME TAXES - UNRECOGNIZED TAX BENEFITS RECONCILIATION (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
BEGINNING OF YEAR	$ 857	$ 1,096	$ 1,437
Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions	87	124	87
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions	(147)	(97)	(146)
Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions	75	97	118
Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities	(381)	(301)	(250)
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations	22	39	27
Unrecognized Tax Benefits, Increases (Decreases) Resulting From Currency Translation	(4)	(23)	(123)
END OF YEAR	$ 465	$ 857	$ 1,096