RESTRUCTURING INITIATIVES - OPEN UP AVON (Details) - Open Up Avon $ in Millions	9 Months Ended
	Sep. 30, 2019 USD ($)
Restructuring Reserve [Roll Forward]
Beginning balance	$ 20.7
2019 charges	63.9
Adjustments	(3.7)
Cash payments	(48.7)
Non-cash write-offs	(3.4)
Foreign exchange	(3.0)
Ending balance	25.8
Employee-Related Costs
Restructuring Reserve [Roll Forward]
Beginning balance	19.6
2019 charges	56.1
Adjustments	(3.6)
Cash payments	(46.2)
Non-cash write-offs	0.0
Foreign exchange	(3.0)
Ending balance	22.9
Inventory/ Asset Write-offs
Restructuring Reserve [Roll Forward]
Beginning balance	0.0
2019 charges	14.3
Adjustments	0.0
Cash payments	0.0
Non-cash write-offs	(14.3)
Foreign exchange	0.0
Ending balance	0.0
Foreign Currency Translation Adjustment Write-offs
Restructuring Reserve [Roll Forward]
Beginning balance	0.0
2019 charges	(10.9)
Adjustments	0.0
Cash payments	0.0
Non-cash write-offs	10.9
Foreign exchange	0.0
Ending balance	0.0
Contract Terminations/Other
Restructuring Reserve [Roll Forward]
Beginning balance	1.1
2019 charges	4.4
Adjustments	(0.1)
Cash payments	(2.5)
Non-cash write-offs	0.0
Foreign exchange	0.0
Ending balance	$ 2.9