RESTRUCTURING CHARGES - Narrative (Details) $ in Millions	1 Months Ended	10 Months Ended	12 Months Ended		26 Months Ended	38 Months Ended
	Mar. 31, 2020 job_position	Dec. 31, 2020 USD ($) job_position	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2021 USD ($)
Restructuring Cost and Reserve [Line Items]
Payments for restructuring			$ 46.1	$ 24.4
Revlon 2020 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Expected number of positions eliminated | job_position	975
Expected number of current employee positions to be eliminated | job_position	625
Number of open positions eliminated | job_position	350
Number of positions eliminated | job_position		915
Restructuring costs recognized to date		$ 68.8	68.8		$ 68.8
Revlon 2020 Restructuring Plan | Employee Severance, Retention and Other Contractual Termination Benefits
Restructuring Cost and Reserve [Line Items]
Payments for restructuring			51.5
2018 Optimization Restructuring Program
Restructuring Cost and Reserve [Line Items]
Restructuring costs recognized to date		$ 39.7	$ 39.7	$ 39.5	39.7
Payments for restructuring					$ 30.7
2018 Optimization Restructuring Program | Scenario, Forecast
Restructuring Cost and Reserve [Line Items]
Payments for restructuring						$ 31.8