RESTRUCTURING CHARGES - Restructuring and Related Charges by Segment (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Dec. 31, 2020
Restructuring Cost and Reserve [Line Items]
Charges incurred during period	$ 5.4
Revlon 2020 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Charges incurred during period	7.3
Cumulative charges incurred	76.1	$ 68.8
Operating segments | Revlon 2020 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Charges incurred during period	5.4
Cumulative charges incurred	55.9
Operating segments | Revlon | Revlon 2020 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Charges incurred during period	1.5
Cumulative charges incurred	22.2
Operating segments | Elizabeth Arden | Revlon 2020 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Charges incurred during period	1.9
Cumulative charges incurred	11.3
Operating segments | Portfolio | Revlon 2020 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Charges incurred during period	0.9
Cumulative charges incurred	14.5
Operating segments | Fragrance | Revlon 2020 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Charges incurred during period	1.1
Cumulative charges incurred	$ 7.9