SEGMENT INFORMATION - Total Revenue and Operating Profit by Reporting Segment (Details) - USD ($) $ in Millions	1 Months Ended	3 Months Ended		12 Months Ended
	Jan. 31, 2020	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020
Segment Reporting Information [Line Items]
Total revenue		$ 904.4	$ 957.3
Operating (loss) profit		(37.1)	(101.8)
CTI restructuring initiatives		(19.5)	(1.8)
Other expense, net		(1.3)	(18.2)
Royalty expense		60.2	63.7
Merger Agreement
Segment Reporting Information [Line Items]
Acquisition expenses			44.0	$ 46.0
Severance costs	$ 25.0		25.0
Accelerated share based compensation	$ 10.0		10.0
Reportable segments
Segment Reporting Information [Line Items]
Total revenue		896.7	957.3
Operating (loss) profit		(11.6)	(14.5)
All other
Segment Reporting Information [Line Items]
Total revenue		1.9	6.4
Operating (loss) profit		0.1	2.9
Unallocated global expenses		(6.0)	0.0
CTI restructuring initiatives		(19.5)	(1.8)
Other expense, net		0.0	(85.5)
Revenue from affiliates to Natura &Co
Segment Reporting Information [Line Items]
Total revenue		7.7	0.0
Avon International | Reportable segments
Segment Reporting Information [Line Items]
Total revenue		430.9	477.1
Operating (loss) profit		(7.0)	2.7
Avon Latin America | Reportable segments
Segment Reporting Information [Line Items]
Total revenue		465.8	480.2
Operating (loss) profit		$ (4.6)	$ (17.2)