Accumulated Other Comprehensive Income (Loss) (Components of Comprehensive Loss) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Accumulated other comprehensive income, beginning balance	$ (848.0)
Other comprehensive income (loss) other than reclassifications	91.4	$ (29.6)
Total reclassifications into earnings	15.6
Accumulated other comprehensive income, ending balance	(725.0)	(848.0)
Change in derivative losses on cash flow hedges, taxes	0.0	2.7	$ 0.0
Reclassification out of Accumulated Other Comprehensive Income [Member]
Total reclassifications into earnings		362.6
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Accumulated other comprehensive income, beginning balance	(910.9)	(950.0)
Other comprehensive income (loss) other than reclassifications	81.3	(34.9)
Total reclassifications into earnings	0.0
Accumulated other comprehensive income, ending balance	(829.6)	(910.9)	(950.0)
Accumulated Foreign Currency Adjustment Attributable to Parent [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Total reclassifications into earnings		74.0
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member]
Accumulated other comprehensive income, beginning balance	0.0	(1.3)
Other comprehensive income (loss) other than reclassifications		0.0
Total reclassifications into earnings		1.3
Accumulated other comprehensive income, ending balance		0.0	(1.3)
Change in derivative losses on cash flow hedges, taxes		2.7
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Total reclassifications into earnings		1.3
Accumulated Net Gain (Loss) from Net Investment Hedges Attributable to Parent [Member]
Accumulated other comprehensive income, beginning balance	(4.3)	(4.3)
Other comprehensive income (loss) other than reclassifications	0.0	0.0
Total reclassifications into earnings	0.0
Accumulated other comprehensive income, ending balance	(4.3)	(4.3)	(4.3)
Accumulated Net Gain (Loss) from Net Investment Hedges Attributable to Parent [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Total reclassifications into earnings		0.0
Defined Benefit Plans [Domain]
Accumulated other comprehensive income, beginning balance	(120.2)	(410.6)
Other comprehensive income (loss) other than reclassifications	8.9	3.1
Total reclassifications into earnings	15.6
Accumulated other comprehensive income, ending balance	(95.7)	(120.2)	(410.6)
Defined Benefit Plans [Domain] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Total reclassifications into earnings		287.3
Accumulated Other Comprehensive Loss [Member]
Accumulated other comprehensive income, beginning balance	(1,033.2)	(1,366.2)
Accumulated other comprehensive income, ending balance	(926.2)	(1,033.2)	(1,366.2)
New Avon [Member] | Investment in New Avon [Member]
Accumulated other comprehensive income, beginning balance	2.2	0.0
Other comprehensive income (loss) other than reclassifications	1.2	2.2
Total reclassifications into earnings	0.0	0.0
Accumulated other comprehensive income, ending balance	3.4	2.2	$ 0.0
Consolidated [Member] | Defined Benefit Plans [Domain]
Total reclassifications into earnings	15.6	17.3
Amortization of net actuarial loss and prior service cost, tax	$ 0.8	0.7
Avon Venezuela [Member]
Total reclassifications into earnings		82.1
Avon Venezuela [Member] | Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Total reclassifications into earnings		81.3
Avon Venezuela [Member] | Defined Benefit Plans [Domain]
Total reclassifications into earnings		0.8
THAILAND
Total reclassifications into earnings		2.7
THAILAND | Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Total reclassifications into earnings		2.7
North America Segment [Member]
Total reclassifications into earnings		259.2
Discontinued Operation, Tax Effect of Discontinued Operation		10.2
North America Segment [Member] | Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Total reclassifications into earnings		(10.0)
North America Segment [Member] | Defined Benefit Plans [Domain]
Total reclassifications into earnings		$ 269.2