RESTRUCTURING INITIATIVES - Summary (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	$ 1.8	$ 43.2
Open Up Avon
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	4.9	45.1
Transformation Plan
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	(3.1)	(2.0)
Other Restructuring Initiatives
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	0.0	0.1
Cost of Goods Sold
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	(0.1)	4.3
Cost of Goods Sold | Manufacturing asset write-offs
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	0.0	3.8
Cost of Goods Sold | Inventory write-off
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	(0.1)	0.5
Selling, General and Administrative Expense
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	1.9	49.2
Selling, General and Administrative Expense | Net charges for employee-related costs, including severance benefits
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	(2.3)	35.3
Selling, General and Administrative Expense | Implementation costs, primarily related to professional service fees
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	(0.5)	8.7
Selling, General and Administrative Expense | Dual running costs
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	0.6	1.8
Selling, General and Administrative Expense | Contract termination and other net benefits
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	2.5	3.3
Selling, General and Administrative Expense | Impairment of other assets
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	0.7	0.0
Selling, General and Administrative Expense | Accelerated depreciation
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	0.4	0.1
Selling, General and Administrative Expense | Variable lease charges
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	0.5	0.0
Operating Profit
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	1.8	53.5
Other (Expense) Income | Gain on sale of business / assets
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	$ 0.0	$ (10.3)