GOODWILL AND OTHER INTANGIBLE ASSETS - CHANGE IN THE NET CARRYING AMOUNT OF GOODWILL BY GLOBAL BUSINESS UNIT (Details) $ in Millions	6 Months Ended
	Dec. 31, 2017 USD ($)
Goodwill [Roll Forward]
Goodwill at June 30, 2017	$ 44,699
Goodwill, Acquisitions and Divestitures	73
Goodwill, Translation and Other	852
Goodwill at December 31, 2017	45,624
Beauty
Goodwill [Roll Forward]
Goodwill at June 30, 2017	12,791
Goodwill, Acquisitions and Divestitures	73
Goodwill, Translation and Other	277
Goodwill at December 31, 2017	13,141
Grooming
Goodwill [Roll Forward]
Goodwill at June 30, 2017	19,627
Goodwill, Acquisitions and Divestitures	0
Goodwill, Translation and Other	371
Goodwill at December 31, 2017	19,998
Health Care
Goodwill [Roll Forward]
Goodwill at June 30, 2017	5,878
Goodwill, Acquisitions and Divestitures	0
Goodwill, Translation and Other	103
Goodwill at December 31, 2017	5,981
Fabric & Home Care
Goodwill [Roll Forward]
Goodwill at June 30, 2017	1,857
Goodwill, Acquisitions and Divestitures	0
Goodwill, Translation and Other	26
Goodwill at December 31, 2017	1,883
Baby, Feminine & Family Care
Goodwill [Roll Forward]
Goodwill at June 30, 2017	4,546
Goodwill, Acquisitions and Divestitures	0
Goodwill, Translation and Other	75
Goodwill at December 31, 2017	$ 4,621