GOODWILL AND INTANGIBLE ASSETS, NET - Changes in Goodwill by Segment (Details) - USD ($)	3 Months Ended			9 Months Ended
	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Sep. 30, 2020	Sep. 30, 2019
Goodwill [Roll Forward]
Beginning Balance			$ 673,700,000	$ 673,700,000
Goodwill impairment charge			(99,800,000)
Ending Balance	$ 563,200,000			563,200,000
Operating segments
Goodwill [Roll Forward]
Beginning Balance			673,700,000	673,700,000
Foreign currency translation adjustment				500,000
Goodwill impairment charge	0	$ (11,200,000)		(111,000,000.0)	$ 0
Ending Balance	563,200,000			563,200,000
Cumulative goodwill impairment charges	(166,200,000)			(166,200,000)
Operating segments | Revlon
Goodwill [Roll Forward]
Beginning Balance			264,900,000	264,900,000
Foreign currency translation adjustment				300,000
Goodwill impairment charge				0
Ending Balance	265,200,000			265,200,000
Operating segments | Portfolio
Goodwill [Roll Forward]
Beginning Balance			171,100,000	171,100,000
Foreign currency translation adjustment				200,000
Goodwill impairment charge				(83,500,000)
Ending Balance	87,800,000			87,800,000
Operating segments | Elizabeth Arden
Goodwill [Roll Forward]
Beginning Balance			116,900,000	116,900,000
Foreign currency translation adjustment				0
Goodwill impairment charge				(27,500,000)
Ending Balance	89,400,000			89,400,000
Operating segments | Fragrance
Goodwill [Roll Forward]
Beginning Balance			$ 120,800,000	120,800,000
Foreign currency translation adjustment				0
Goodwill impairment charge				0
Ending Balance	$ 120,800,000			$ 120,800,000