RESTRUCTURING INITIATIVES (Charges Reportable by Business Segment) (Details) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Avon Integration
Restructuring Cost and Reserve [Line Items]
Charges incurred	$ 1.5
Charges incurred to-date	1.5
Estimated charges to be incurred on approved initiatives	0.0
Total expected charges on approved initiatives	1.5
Avon Integration | Avon International
Restructuring Cost and Reserve [Line Items]
Charges incurred	0.3
Charges incurred to-date	0.3
Estimated charges to be incurred on approved initiatives	0.0
Total expected charges on approved initiatives	0.3
Avon Integration | Avon Latin America
Restructuring Cost and Reserve [Line Items]
Charges incurred	0.0
Charges incurred to-date	0.0
Estimated charges to be incurred on approved initiatives	0.0
Total expected charges on approved initiatives	0.0
Avon Integration | Global & Other Operating Segments
Restructuring Cost and Reserve [Line Items]
Charges incurred	1.2
Charges incurred to-date	1.2
Estimated charges to be incurred on approved initiatives	0.0
Total expected charges on approved initiatives	1.2
Open Up & Grow
Restructuring Cost and Reserve [Line Items]
Charges incurred	(0.4)	$ 3.6	$ 71.6	$ 117.1
Charges incurred to-date	191.9
Estimated charges to be incurred on approved initiatives	2.5
Total expected charges on approved initiatives	194.4
Open Up & Grow | Avon International
Restructuring Cost and Reserve [Line Items]
Charges incurred	(1.0)	3.5	19.4	46.6
Charges incurred to-date	68.5
Estimated charges to be incurred on approved initiatives	2.5
Total expected charges on approved initiatives	71.0
Open Up & Grow | Avon Latin America
Restructuring Cost and Reserve [Line Items]
Charges incurred	(0.1)	(0.1)	36.9	64.3
Charges incurred to-date	101.0
Estimated charges to be incurred on approved initiatives	0.0
Total expected charges on approved initiatives	101.0
Open Up & Grow | Global & Other Operating Segments
Restructuring Cost and Reserve [Line Items]
Charges incurred	0.7	0.2	15.3	6.2
Charges incurred to-date	22.4
Estimated charges to be incurred on approved initiatives	0.0
Total expected charges on approved initiatives	22.4
Transformation Plan
Restructuring Cost and Reserve [Line Items]
Charges incurred	(0.2)	(2.8)	(0.4)	23.7	$ 54.8	$ 74.4	$ 21.4
Charges incurred to-date	170.9
Estimated charges to be incurred on approved initiatives	0.0
Total expected charges on approved initiatives	170.9
Transformation Plan | Avon International
Restructuring Cost and Reserve [Line Items]
Charges incurred	(0.2)	0.1	(1.3)	5.6	0.4	40.0	0.0
Charges incurred to-date	44.6
Estimated charges to be incurred on approved initiatives	0.0
Total expected charges on approved initiatives	44.6
Transformation Plan | Avon Latin America
Restructuring Cost and Reserve [Line Items]
Charges incurred	0.0	0.1	0.6	4.7	5.0	17.6	0.0
Charges incurred to-date	28.0
Estimated charges to be incurred on approved initiatives	0.0
Total expected charges on approved initiatives	28.0
Transformation Plan | Global & Other Operating Segments
Restructuring Cost and Reserve [Line Items]
Charges incurred	0.0	$ (3.0)	$ 0.3	$ 13.4	$ 49.4	$ 16.8	$ 21.4
Charges incurred to-date	98.3
Estimated charges to be incurred on approved initiatives	0.0
Total expected charges on approved initiatives	$ 98.3