ACCUMULATED OTHER COMPREHENSIVE INCOME Additional Information (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax	$ 209	$ 92	$ 441
Other Comprehensive Income (Loss), Available-for-sale Securities, Tax	4	5	3
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Tax	356	637	993
OCI before reclassification [Member] | Pension Benefits
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax	(207)	94
Other Comprehensive Income (Loss), Available-for-sale Securities, Tax	3	(5)
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Tax	$ (450)	$ 496