Segment Information (Total Assets) (Details) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Segment Reporting Information [Line Items]
Assets	$ 2,564.3	$ 3,086.3	$ 3,010.0
Avon International
Segment Reporting Information [Line Items]
Assets not previously allocated to segments		420.7	358.5
Operating Segments | Avon International
Segment Reporting Information [Line Items]
Assets	1,364.4	1,712.4	1,679.3
Operating Segments | Avon LATAM
Segment Reporting Information [Line Items]
Assets	$ 1,199.9	$ 1,373.9	$ 1,330.7