RESTRUCTURING CHARGES - Restructuring and Related Charges (Details) - EA Integration Restructuring Program - USD ($) $ in Millions	9 Months Ended	12 Months Ended
	Sep. 30, 2018	Dec. 31, 2017
Restructuring Cost and Reserve [Line Items]
Restructuring charges and other	$ 12.0	$ 72.2
Cumulative charges incurred	84.2
Employee Severance and Other Personnel Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring charges and other	12.7	62.8
Cumulative charges incurred	75.5
Lease Termination and Other Costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges and other	(1.1)	5.0
Cumulative charges incurred	3.9
Total Restructuring Charges
Restructuring Cost and Reserve [Line Items]
Restructuring charges and other	11.6	67.8
Cumulative charges incurred	79.4
Inventory Adjustments
Restructuring Cost and Reserve [Line Items]
Restructuring charges and other	0.4	1.4
Cumulative charges incurred	1.8
Other Related Charges
Restructuring Cost and Reserve [Line Items]
Restructuring charges and other	0.0	$ 3.0
Cumulative charges incurred	3.0
Operating segments | Revlon
Restructuring Cost and Reserve [Line Items]
Restructuring charges and other	8.6
Cumulative charges incurred	33.2
Operating segments | Elizabeth Arden
Restructuring Cost and Reserve [Line Items]
Restructuring charges and other	0.4
Cumulative charges incurred	13.2
Operating segments | Portfolio
Restructuring Cost and Reserve [Line Items]
Restructuring charges and other	0.8
Cumulative charges incurred	14.2
Corporate, Non-Segment | Fragrance
Restructuring Cost and Reserve [Line Items]
Restructuring charges and other	1.8
Cumulative charges incurred	$ 18.8