COMPREHENSIVE INCOME (Schedule of Changes in Accumulated Other Comprehensive Net (Losses) (Details) - USD ($) $ in Millions	6 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning	$ (356)	$ (353)
Other comprehensive income (loss) before reclassifications	13	(20)
Amounts reclassified from Accumulated other comprehensive net losses	0	0
Income tax benefit (expense)	(3)	2
Net current period other comprehensive income (loss)	10	(18)
Balance, ending	(346)	(371)
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member]
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning	(37)	(44)
Other comprehensive income (loss) before reclassifications	5	2
Amounts reclassified from Accumulated other comprehensive net losses	5	7
Income tax benefit (expense)	(2)	(2)
Net current period other comprehensive income (loss)	8	7
Balance, ending	(29)	(37)
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning	(150)	(173)
Other comprehensive income (loss) before reclassifications	0	0
Amounts reclassified from Accumulated other comprehensive net losses	3	4
Income tax benefit (expense)	(2)	(2)
Net current period other comprehensive income (loss)	1	2
Balance, ending	(149)	(171)
AOCI Attributable to Parent [Member]
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning	(543)	(570)
Other comprehensive income (loss) before reclassifications	18	(18)
Amounts reclassified from Accumulated other comprehensive net losses	8	11
Income tax benefit (expense)	(7)	(2)
Net current period other comprehensive income (loss)	19	(9)
Balance, ending	$ (524)	$ (579)