Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Statement of Comprehensive Income [Abstract]
Net loss	$ (62.1)	$ (93.5)	$ (126.0)	$ (265.4)
Other comprehensive income (loss):
Foreign currency translation adjustments	16.4	(0.2)	4.2	(84.0)
Unrealized gain (loss) on revaluation of long-term intercompany balances	14.5	(3.3)	(17.8)	(26.6)
Change in unrealized gain (loss) on cash flow hedges, net of taxes			0.0	0.6
Adjustments and amortization of net actuarial loss and prior service cost, net of taxes	1.3	2.0	2.5	4.0
Total other comprehensive income (loss), net of income taxes	32.2	(1.5)	(11.1)	(106.0)
Comprehensive loss	(29.9)	(95.0)	(137.1)	(371.4)
Less: comprehensive loss attributable to noncontrolling interests	0.4	0.7	0.7	1.8
Comprehensive loss attributable to Avon	$ (29.5)	$ (94.3)	$ (136.4)	$ (369.6)