GOODWILL AND OTHER INTANGIBLE ASSETS - CHANGE IN THE NET CARRYING AMOUNT OF GOODWILL BY GLOBAL BUSINESS UNIT (Details) $ in Millions	9 Months Ended
	Mar. 31, 2020 USD ($)
Goodwill [Roll Forward]
Goodwill at June 30, 2019	$ 40,273
Goodwill, Acquisitions and Divestitures	(42)
Goodwill, Translation and Other	(614)
Goodwill at March 31, 2020	39,617
Beauty
Goodwill [Roll Forward]
Goodwill at June 30, 2019	12,985
Goodwill, Acquisitions and Divestitures	(1)
Goodwill, Translation and Other	(189)
Goodwill at March 31, 2020	12,795
Grooming
Goodwill [Roll Forward]
Goodwill at June 30, 2019	12,881
Goodwill, Acquisitions and Divestitures	0
Goodwill, Translation and Other	(143)
Goodwill at March 31, 2020	12,738
Health Care
Goodwill [Roll Forward]
Goodwill at June 30, 2019	7,972
Goodwill, Acquisitions and Divestitures	(46)
Goodwill, Translation and Other	(201)
Goodwill at March 31, 2020	7,725
Fabric & Home Care
Goodwill [Roll Forward]
Goodwill at June 30, 2019	1,855
Goodwill, Acquisitions and Divestitures	0
Goodwill, Translation and Other	(23)
Goodwill at March 31, 2020	1,832
Baby, Feminine & Family Care
Goodwill [Roll Forward]
Goodwill at June 30, 2019	4,580
Goodwill, Acquisitions and Divestitures	5
Goodwill, Translation and Other	(58)
Goodwill at March 31, 2020	4,527
Shave Care
Goodwill [Roll Forward]
Goodwill at March 31, 2020	$ 12,400