RESTRUCTURING CHARGES - Restructuring and Related Charges (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2019	Dec. 31, 2018
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	$ 22.0
2018 Optimization Restructuring Program
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	27.9	$ 5.7
Restructuring and related charges	22.2
2018 Optimization Restructuring Program | Employee Severance and Other Personnel Benefits
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	13.3	4.5
Restructuring and related charges	8.8
2018 Optimization Restructuring Program | Other Costs
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	0.0	0.0
Restructuring and related charges	0.0
2018 Optimization Restructuring Program | Total Restructuring Charges
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	13.3	4.5
Restructuring and related charges	8.8
2018 Optimization Restructuring Program | Other Related Charges
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	14.6	1.2
Restructuring and related charges	13.4
EA Integration Restructuring Program
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	83.5	82.2
Restructuring and related charges	1.3
EA Integration Restructuring Program | Employee Severance and Other Personnel Benefits
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	73.5	72.2
Restructuring and related charges	1.3
EA Integration Restructuring Program | Other Costs
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	4.9
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	78.6	77.3
Restructuring and related charges	1.3
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	13.3
Restructuring and related charges	8.8
Operating segments | EA Integration Restructuring Program | Total Restructuring Charges
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	78.6
Restructuring and related charges	1.3
Operating segments | Revlon | 2018 Optimization Restructuring Program
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	5.7
Restructuring and related charges	3.8
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	3.0
Restructuring and related charges	2.1
Operating segments | Elizabeth Arden | EA Integration Restructuring Program
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	14.1
Restructuring and related charges	0.8
Operating segments | Portfolio | 2018 Optimization Restructuring Program
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	2.4
Restructuring and related charges	1.4
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	2.2
Restructuring and related charges	1.5
Operating segments | Fragrance | EA Integration Restructuring Program
Restructuring Cost and Reserve [Line Items]
Cumulative charges incurred	18.5
Restructuring and related charges	$ 0.5