REVLON, INC. BASIC AND DILUTED EARNINGS (LOSS) PER COMMON SHARE (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended				6 Months Ended
	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2022	Jun. 30, 2021
Numerator:
Net loss	$ (275.6)	$ (67.0)	$ (67.7)	$ (96.0)	$ (342.6)	$ (163.7)
Denominator:
Weighted-average common shares outstanding – Basic (in shares)	55,071,206		54,015,794		54,669,069	53,835,622
Effect of dilutive restricted stock and RSUs (in shares)	0		0		0	0
Weighted-average common shares outstanding – Diluted (in shares)	55,071,206		54,015,794		54,669,069	53,835,622
Basic and Diluted loss per common share:
Basic net loss per common share (in dollars per share)	$ (5.00)		$ (1.25)		$ (6.27)	$ (3.04)
Diluted net loss per common share (in dollars per share)	$ (5.00)		$ (1.25)		$ (6.27)	$ (3.04)
Restricted Stock and Restricted Stock Units
Basic and Diluted loss per common share:
Unvested restricted stock and RSUs under the Stock Plan (in shares)	5,551		667,978		25,457	504,499