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, 2018 USD ($)
Goodwill [Roll Forward]
Goodwill at June 30, 2018	$ 45,175
Goodwill, Acquisitions and Divestitures	2,093
Goodwill, Translation and Other	(336)
Goodwill at December 31, 2018	46,932
Beauty
Goodwill [Roll Forward]
Goodwill at June 30, 2018	12,992
Goodwill, Acquisitions and Divestitures	132
Goodwill, Translation and Other	(116)
Goodwill at December 31, 2018	13,008
Grooming
Goodwill [Roll Forward]
Goodwill at June 30, 2018	19,820
Goodwill, Acquisitions and Divestitures	0
Goodwill, Translation and Other	(135)
Goodwill at December 31, 2018	19,685
Health Care
Goodwill [Roll Forward]
Goodwill at June 30, 2018	5,929
Goodwill, Acquisitions and Divestitures	1,955
Goodwill, Translation and Other	(36)
Goodwill at December 31, 2018	7,848
Fabric & Home Care
Goodwill [Roll Forward]
Goodwill at June 30, 2018	1,865
Goodwill, Acquisitions and Divestitures	6
Goodwill, Translation and Other	(13)
Goodwill at December 31, 2018	1,858
Baby, Feminine & Family Care
Goodwill [Roll Forward]
Goodwill at June 30, 2018	4,569
Goodwill, Acquisitions and Divestitures	0
Goodwill, Translation and Other	(36)
Goodwill at December 31, 2018	$ 4,533