RESTRUCTURING CHARGES - Restructuring and Related Charges (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2019	Dec. 31, 2018
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	$ 27.4
2018 Optimization Restructuring Program
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	33.8	$ 5.7
Restructuring and related charges	28.1
2018 Optimization Restructuring Program | Other Costs
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	0.5	0.0
Restructuring and related charges	0.5
2018 Optimization Restructuring Program | Employee Severance and Other Personnel Benefits(a)
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	16.5	4.5
Restructuring and related charges	12.0
2018 Optimization Restructuring Program | Total Restructuring Charges
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	17.0	4.5
Restructuring and related charges	12.5
2018 Optimization Restructuring Program | Inventory Adjustments
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	4.2
2018 Optimization Restructuring Program | Other Related Charges Within SGA
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	12.6	1.2
Restructuring and related charges	11.4
2018 Optimization Restructuring Program | Other Related Charges
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	16.1
EA Integration Restructuring Program
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	82.6	82.2
Restructuring and related charges	0.4
EA Integration Restructuring Program | Other Costs
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	4.9
EA Integration Restructuring Program | Employee Severance and Other Personnel Benefits(a)
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	72.6	72.2
Restructuring and related charges	0.4
EA Integration Restructuring Program | Lease Termination and Other Costs
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	5.1	5.1
Restructuring and related charges	0.0
EA Integration Restructuring Program | Total Restructuring Charges
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	77.7	77.3
Restructuring and related charges	0.4
EA Integration Restructuring Program | Inventory Adjustments
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	1.9	1.9
Restructuring and related charges	0.0
EA Integration Restructuring Program | Other Related Charges
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	3.0	$ 3.0
Restructuring and related charges	0.0
Operating segments | 2018 Optimization Restructuring Program
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	17.0
Restructuring and related charges	12.5
Operating segments | EA Integration Restructuring Program | Total Restructuring Charges
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	77.7
Restructuring and related charges	0.4
Operating segments | Revlon | 2018 Optimization Restructuring Program
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	7.6
Restructuring and related charges	5.7
Operating segments | Revlon | EA Integration Restructuring Program
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	32.9
Restructuring and related charges	0.0
Operating segments | Elizabeth Arden | 2018 Optimization Restructuring Program
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	3.4
Restructuring and related charges	2.5
Operating segments | Elizabeth Arden | EA Integration Restructuring Program
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	13.7
Restructuring and related charges	0.4
Operating segments | Portfolio | 2018 Optimization Restructuring Program
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	3.3
Restructuring and related charges	2.3
Operating segments | Portfolio | EA Integration Restructuring Program
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	13.1
Restructuring and related charges	0.0
Operating segments | Fragrance | 2018 Optimization Restructuring Program
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	2.7
Restructuring and related charges	2.0
Operating segments | Fragrance | EA Integration Restructuring Program
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	18.0
Restructuring and related charges	$ 0.0