GOODWILL AND OTHER INTANGIBLE ASSETS - CHANGE IN THE NET CARRYING AMOUNT OF GOODWILL BY GLOBAL BUSINESS UNIT (Details) $ in Millions	3 Months Ended
	Sep. 30, 2020 USD ($)
Goodwill [Roll Forward]
Goodwill at June 30, 2020	$ 39,901
Goodwill, Translation and Other	668
Goodwill at September 30, 2020	40,569
Beauty
Goodwill [Roll Forward]
Goodwill at June 30, 2020	12,902
Goodwill, Translation and Other	251
Goodwill at September 30, 2020	13,153
Grooming
Goodwill [Roll Forward]
Goodwill at June 30, 2020	12,815
Goodwill, Translation and Other	182
Goodwill at September 30, 2020	12,997
Health Care
Goodwill [Roll Forward]
Goodwill at June 30, 2020	7,786
Goodwill, Translation and Other	148
Goodwill at September 30, 2020	7,934
Fabric & Home Care
Goodwill [Roll Forward]
Goodwill at June 30, 2020	1,841
Goodwill, Translation and Other	19
Goodwill at September 30, 2020	1,860
Baby, Feminine & Family Care
Goodwill [Roll Forward]
Goodwill at June 30, 2020	4,557
Goodwill, Translation and Other	68
Goodwill at September 30, 2020	$ 4,625