CHARGES ASSOCIATED WITH RESTRUCTURING AND OTHER ACTIVITIES - Leading Beauty Forward (Details) - Leading Beauty Forward $ in Millions	3 Months Ended
	Jun. 30, 2018 USD ($) employee	Jun. 30, 2017 USD ($) employee
Charges associated with restructuring and other activities
Restructuring and other charges expected to be incurred	$ 676
Estimated net reduction in global positions (as a percentage)	4.00%
Minimum
Charges associated with restructuring and other activities
Restructuring and other charges expected to be incurred	$ 900	$ 600
Estimated net reduction in global positions | employee	1,800	900
Maximum
Charges associated with restructuring and other activities
Restructuring and other charges expected to be incurred	$ 950	$ 700
Estimated net reduction in global positions | employee	2,000	1,200