OTHER (INCOME) EXPENSE, NET (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Dec. 31, 2016	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Other Income and Expenses [Abstract]
Income from equity investees		$ (12)	$ (19)	$ (15)
Loss (gain) on sale of assets and investments, net		4	(11)	(11)
Interest income		(6)	(4)	(5)
Asset impairment charges		1	23	10
Amortization of trademarks and other intangible assets		11	10	8
Foreign exchange transaction (gains) losses, net		3	(1)	1
Other		4	(8)	(5)
Other (income) expense, net		(3)	6	(7)
Cash proceeds from sale of property, plant, and equipment			23	20
Gain on sale of assets and investments			10	11
Indefinite-lived Intangible Assets [Line Items]
Asset impairment charges		$ 1	23	10
Impairment of intangible assets				9
Aplicare Business [Member]
Other Income and Expenses [Abstract]
Asset impairment charges	$ 21
Indefinite-lived Intangible Assets [Line Items]
Asset impairment charges	$ 21
Aplicare Business [Member] | Trademarks [Member]
Indefinite-lived Intangible Assets [Line Items]
Impairment of intangible assets				$ 6
Alameda County, California Matter [Member]
Indefinite-lived Intangible Assets [Line Items]
Environmental costs recognized			$ 14