Restructuring Initiatives (Charges Reportable by Business Segment) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Open Up Avon
Restructuring Cost and Reserve [Line Items]
Charges incurred	$ 71.6	$ 117.1
Charges incurred to-date	188.7
Estimated charges to be incurred on approved initiatives	6.1
Total expected charges on approved initiatives	194.8
Open Up Avon | Europe, Middle East & Africa
Restructuring Cost and Reserve [Line Items]
Charges incurred	24.3	32.2
Charges incurred to-date	56.5
Estimated charges to be incurred on approved initiatives	5.8
Total expected charges on approved initiatives	62.3
Open Up Avon | South Latin America
Restructuring Cost and Reserve [Line Items]
Charges incurred	26.6	36.4
Charges incurred to-date	63.0
Estimated charges to be incurred on approved initiatives	0.0
Total expected charges on approved initiatives	63.0
Open Up Avon | North Latin America
Restructuring Cost and Reserve [Line Items]
Charges incurred	10.3	27.9
Charges incurred to-date	38.2
Estimated charges to be incurred on approved initiatives	0.0
Total expected charges on approved initiatives	38.2
Open Up Avon | Asia Pacific
Restructuring Cost and Reserve [Line Items]
Charges incurred	(4.9)	14.4
Charges incurred to-date	9.5
Estimated charges to be incurred on approved initiatives	0.3
Total expected charges on approved initiatives	9.8
Open Up Avon | Global & Other Operating Segments
Restructuring Cost and Reserve [Line Items]
Charges incurred	15.3	6.2
Charges incurred to-date	21.5
Estimated charges to be incurred on approved initiatives	0.0
Total expected charges on approved initiatives	21.5
Transformation Plan
Restructuring Cost and Reserve [Line Items]
Charges incurred	(0.4)	23.7	$ 54.8	$ 74.4	$ 21.4
Charges incurred to-date	173.9
Estimated charges to be incurred on approved initiatives	0.0
Total expected charges on approved initiatives	173.9
Transformation Plan | Europe, Middle East & Africa
Restructuring Cost and Reserve [Line Items]
Charges incurred	(1.3)	5.0	0.9	30.9	0.0
Charges incurred to-date	35.5
Estimated charges to be incurred on approved initiatives	0.0
Total expected charges on approved initiatives	35.5
Transformation Plan | South Latin America
Restructuring Cost and Reserve [Line Items]
Charges incurred	0.6	4.1	5.6	13.2	0.0
Charges incurred to-date	23.5
Estimated charges to be incurred on approved initiatives	0.0
Total expected charges on approved initiatives	23.5
Transformation Plan | North Latin America
Restructuring Cost and Reserve [Line Items]
Charges incurred	0.0	0.6	(0.6)	4.4	0.0
Charges incurred to-date	4.4
Estimated charges to be incurred on approved initiatives	0.0
Total expected charges on approved initiatives	4.4
Transformation Plan | Asia Pacific
Restructuring Cost and Reserve [Line Items]
Charges incurred	0.0	0.6	(0.5)	9.1	0.0
Charges incurred to-date	9.2
Estimated charges to be incurred on approved initiatives	0.0
Total expected charges on approved initiatives	9.2
Transformation Plan | Global & Other Operating Segments
Restructuring Cost and Reserve [Line Items]
Charges incurred	0.3	$ 13.4	$ 49.4	$ 16.8	$ 21.4
Charges incurred to-date	101.3
Estimated charges to be incurred on approved initiatives	0.0
Total expected charges on approved initiatives	$ 101.3