CHARGES ASSOCIATED WITH RESTRUCTURING AND OTHER ACTIVITIES - Approved Restructuring Activities by Major Cost Type (Details) - Leading Beauty Forward $ in Millions	Sep. 30, 2019 USD ($)
Restructuring and related costs
Restructuring and related costs, expected costs	$ 967
Sales Returns (included in Net Sales)
Restructuring and related costs
Restructuring and related costs, expected costs	14
Cost of Sales
Restructuring and related costs
Restructuring and related costs, expected costs	88
Restructuring Charges
Restructuring and related costs
Restructuring and related costs, expected costs	507
Restructuring Charges | Employee-Related Costs
Restructuring and related costs
Restructuring and related costs, expected costs	461
Restructuring Charges | Asset-Related Costs
Restructuring and related costs
Restructuring and related costs, expected costs	7
Restructuring Charges | Contract Terminations
Restructuring and related costs
Restructuring and related costs, expected costs	25
Restructuring Charges | Other Exit Costs
Restructuring and related costs
Restructuring and related costs, expected costs	14
Other Charges
Restructuring and related costs
Restructuring and related costs, expected costs	$ 358