RESTRUCTURING INITIATIVES - OPEN UP AVON (Details) - Open Up Avon $ in Millions	6 Months Ended
	Jun. 30, 2019 USD ($)
Restructuring Reserve [Roll Forward]
Balance at December 31, 2018	$ 20.7
2019 charges	61.7
Adjustments	(3.2)
Cash payments	(37.2)
Non-cash write-offs	(4.3)
Foreign exchange	(0.8)
Balance at June 30, 2019	36.9
Employee-Related Costs
Restructuring Reserve [Roll Forward]
Balance at December 31, 2018	19.6
2019 charges	52.9
Adjustments	(3.1)
Cash payments	(35.4)
Non-cash write-offs	0.0
Foreign exchange	(0.8)
Balance at June 30, 2019	33.2
Inventory/ Asset Write-offs
Restructuring Reserve [Roll Forward]
Balance at December 31, 2018	0.0
2019 charges	15.2
Adjustments	0.0
Cash payments	0.0
Non-cash write-offs	(15.2)
Foreign exchange	0.0
Balance at June 30, 2019	0.0
Foreign Currency Translation Adjustment Write-offs
Restructuring Reserve [Roll Forward]
Balance at December 31, 2018	0.0
2019 charges	(10.9)
Adjustments	0.0
Cash payments	0.0
Non-cash write-offs	10.9
Foreign exchange	0.0
Balance at June 30, 2019	0.0
Contract Terminations/Other
Restructuring Reserve [Roll Forward]
Balance at December 31, 2018	1.1
2019 charges	4.5
Adjustments	(0.1)
Cash payments	(1.8)
Non-cash write-offs	0.0
Foreign exchange	0.0
Balance at June 30, 2019	$ 3.7