DISCONTINUED OPERATIONS - ADDITIONAL INFORMATION (Details) shares in Millions, $ in Millions	3 Months Ended	12 Months Ended
	Dec. 31, 2017 USD ($)	Jun. 30, 2019 USD ($)	Jun. 30, 2018 USD ($)	Jun. 30, 2017 USD ($)	Dec. 31, 2016 USD ($)	Oct. 01, 2016 USD ($) shares
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net Earnings/(Loss) from Discontinued Operations		$ 0	$ 0	$ 5,217
Beauty Brands
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Groups - Number of Product Categories					4	4
Disposal Groups - Number of Brands					43
Disposal Group, Including Discontinued Operation, Consideration						$ 11,360
Disposal Groups - Consideration Received (Shares) | shares						105
Disposal Groups - Equity of New Company					$ 9,421	$ 9,400
Disposal Groups - Expected Consideration Received (Shares)						$ 1,900
Net Earnings/(Loss) from Discontinued Operations	$ 5,300			$ 5,217
Beauty Brands, Fine Fragrances
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Groups - Number of Brands					2
Beauty Brands Divested to Coty
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Groups - Number of Brands						41