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, 2019 USD ($)
Goodwill [Roll Forward]
Goodwill at June 30, 2019	$ 40,273
Goodwill, Acquisitions and Divestitures	(56)
Goodwill, Translation and Other	(219)
Goodwill at December 31, 2019	39,998
Beauty
Goodwill [Roll Forward]
Goodwill at June 30, 2019	12,985
Goodwill, Acquisitions and Divestitures	(1)
Goodwill, Translation and Other	(82)
Goodwill at December 31, 2019	12,902
Grooming
Goodwill [Roll Forward]
Goodwill at June 30, 2019	12,881
Goodwill, Acquisitions and Divestitures	0
Goodwill, Translation and Other	(48)
Goodwill at December 31, 2019	12,833
Health Care
Goodwill [Roll Forward]
Goodwill at June 30, 2019	7,972
Goodwill, Acquisitions and Divestitures	(55)
Goodwill, Translation and Other	(56)
Goodwill at December 31, 2019	7,861
Fabric & Home Care
Goodwill [Roll Forward]
Goodwill at June 30, 2019	1,855
Goodwill, Acquisitions and Divestitures	0
Goodwill, Translation and Other	(8)
Goodwill at December 31, 2019	1,847
Baby, Feminine & Family Care
Goodwill [Roll Forward]
Goodwill at June 30, 2019	4,580
Goodwill, Acquisitions and Divestitures	0
Goodwill, Translation and Other	(25)
Goodwill at December 31, 2019	4,555
Shave Care
Goodwill [Roll Forward]
Goodwill at December 31, 2019	$ 12,500