RESTRUCTURING INITIATIVES - Summary (Details) - USD ($)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2018
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	$ 32,500,000	$ 23,700,000	$ 75,700,000	$ 34,600,000
Open Up Avon
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	28,300,000	0	73,400,000	0
Transformation Plan
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	4,200,000	24,500,000	2,200,000	35,300,000
Other Restructuring Initiatives
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	0	(800,000)	100,000	(700,000)
Inventory write-off | Open Up Avon
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives					$ 88,000
Cost of Goods Sold
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	8,600,000	400,000	12,900,000	1,100,000
Cost of Goods Sold | Manufacturing asset write-offs
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	6,000,000.0	0	9,800,000	0
Cost of Goods Sold | Inventory write-off
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	2,600,000	400,000	3,100,000	1,100,000
Selling, General and Administrative Expense
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	37,100,000	23,300,000	86,300,000	33,500,000
Selling, General and Administrative Expense | Net charges for employee-related costs, including severance benefits
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	13,400,000	16,500,000	48,600,000	24,800,000
Selling, General and Administrative Expense | Implementation costs, primarily related to professional service fees
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	17,300,000	4,700,000	26,000,000.0	5,700,000
Selling, General and Administrative Expense | Dual running costs
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	2,600,000	0	4,500,000	0
Selling, General and Administrative Expense | Contract termination and other net benefits
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	1,400,000	1,200,000	4,600,000	1,400,000
Selling, General and Administrative Expense | Impairment of other assets
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	2,300,000	0	2,300,000	0
Selling, General and Administrative Expense | Accelerated depreciation
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	100,000	900,000	300,000	1,600,000
Operating Profit
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	45,700,000	23,700,000	99,200,000	34,600,000
Other Expenses | Gain on sale of Rye Office
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	(9,900,000)	0	(9,900,000)	0
Other Expenses | Gain on sale of Malaysia Maximin
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	(3,300,000)	0	(3,300,000)	0
Other Expenses | Gain on sale of China business (relating mainly to foreign currency translation adjustment gain)
Restructuring Cost and Reserve [Line Items]
CTI restructuring initiatives	$ 0	$ 0	$ (10,300,000)	$ 0