New Accounting Standards (Summary of Impact of ASC 606) (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Jan. 01, 2018
Revenue
Revenue	$ 1,213.5	$ 1,188.0	$ 1,174.8	$ 1,186.9	$ 1,401.7	$ 1,424.2	$ 1,351.9	$ 1,393.5	$ 4,763.2	$ 5,571.3	$ 5,715.6
Costs, expenses and other:
Cost of Revenue									2,010.1	2,364.0	2,203.3
SG&A expenses									2,627.5	2,972.1	3,231.0	$ 3,136.9
Operating profit	1.3	97.7	30.5	(3.9)	(49.6)	186.9	53.0	44.9	125.6	235.2	281.3	323.8
Income before income taxes	(22.8)	144.4	21.3	(4.5)	(84.1)	182.1	(0.3)	10.4	138.4	108.1	120.7	31.2
Income taxes									(103.1)	(129.9)	(100.7)
(Loss) income from continuing operations, net of tax	(47.7)	112.9	(5.9)	(24.0)	(77.5)	113.8	(37.0)	(21.1)	35.3	(21.8)	20.0
Net (loss) income attributable to Avon	(55.0)	106.9	(19.5)	(32.7)	(77.6)	114.5	(36.1)	(20.3)	(0.3)	(19.5)	22.0
Line items impacted within the Consolidated Statements of Other Comprehensive Income
(Loss) income from continuing operations, net of tax	(47.7)	$ 112.9	$ (5.9)	$ (24.0)	(77.5)	$ 113.8	$ (37.0)	$ (21.1)	35.3	(21.8)	20.0
Foreign currency translation adjustments										(48.7)
Total other comprehensive (loss) income, net of taxes									(9.4)	(104.4)	107.7
Comprehensive (loss) income									(10.7)	(126.2)	127.7
Comprehensive (loss) income attributable to Avon									(9.8)	(123.6)	129.2
Line items impacted within the Consolidated Balance Sheets
Accounts receivable, net	280.2				349.7				280.2	349.7
Inventories	452.3				542.0				452.3	542.0
Prepaid expenses and other	252.1				272.0				252.1	272.0
Total current assets	1,660.7				1,762.0				1,660.7	1,762.0
Other assets					603.0					603.0
Total assets	3,086.3				3,010.0				3,086.3	3,010.0	3,697.9
Liabilities and Shareholders’ Deficit
Other accrued liabilities	410.7				451.3				410.7	451.3
Income taxes	7.4				15.9				7.4	15.9
Total current liabilities	1,401.1				1,496.5				1,401.1	1,496.5
Other liabilities	90.5				72.1				90.5	72.1
Total liabilities	3,491.6				3,414.7				3,491.6	3,414.7
Retained earnings	2,138.9				2,234.3				2,138.9	2,234.3
Accumulated other comprehensive loss	(1,040.0)				(1,030.4)				(1,040.0)	(1,030.4)
Total Avon shareholders’ deficit	(990.6)				(904.5)				(990.6)	(904.5)
Total shareholders’ deficit	(983.8)				(896.8)				(983.8)	(896.8)	(714.7)	$ (836.2)
Total liabilities, series C convertible preferred stock and shareholders’ deficit	$ 3,086.3				3,010.0				3,086.3	3,010.0
Cash Flows from Operating Activities
Net loss									(1.3)	(21.8)	20.0
Other									12.0	18.5	39.6
Accounts receivable									(55.2)	(102.8)	(214.6)
Inventories									56.0	(99.6)	(19.2)
Prepaid expenses and other									25.7	(49.3)	14.8
Accounts payable and accrued liabilities									(145.4)	73.1	12.3
Income and other taxes									28.8	63.2	4.1
Noncurrent assets and liabilities									3.4	42.8	29.5
Net sales
Revenue
Revenue									4,494.1	5,247.7	5,565.1
Other revenue
Revenue
Revenue									$ 269.1	323.6	$ 150.5
Adjustments | Accounting Standards Update 2014-09
Revenue
Revenue										(229.2)
Costs, expenses and other:
Cost of Revenue										(277.4)
SG&A expenses										60.4
Operating profit										(12.2)
Income before income taxes										(12.2)
Income taxes										3.6
(Loss) income from continuing operations, net of tax										(8.6)
Net (loss) income attributable to Avon										(8.6)
Line items impacted within the Consolidated Statements of Other Comprehensive Income
(Loss) income from continuing operations, net of tax										(8.6)
Foreign currency translation adjustments										(3.5)
Total other comprehensive (loss) income, net of taxes										(3.5)
Comprehensive (loss) income										(12.1)
Comprehensive (loss) income attributable to Avon										(12.1)
Line items impacted within the Consolidated Balance Sheets
Accounts receivable, net					(8.2)					(8.2)
Inventories					(42.8)					(42.8)			$ 39.3
Prepaid expenses and other					47.8					47.8			(54.9)
Total current assets					(3.2)					(3.2)
Other assets					(10.1)					(10.1)
Total assets					(13.3)					(13.3)
Liabilities and Shareholders’ Deficit
Other accrued liabilities					(38.0)					(38.0)			$ 37.1
Income taxes					(3.6)					(3.6)
Total current liabilities					(41.6)					(41.6)
Other liabilities					(0.7)					(0.7)
Total liabilities					(42.3)					(42.3)
Retained earnings					32.5					32.5
Accumulated other comprehensive loss					(3.5)					(3.5)
Total Avon shareholders’ deficit					29.0					29.0
Total shareholders’ deficit					29.0					29.0
Total liabilities, series C convertible preferred stock and shareholders’ deficit					(13.3)					(13.3)
Cash Flows from Operating Activities
Net loss										(8.6)
Other										(3.5)
Accounts receivable										(0.4)
Inventories										3.5
Prepaid expenses and other										3.9
Accounts payable and accrued liabilities										10.5
Income and other taxes										(3.6)
Noncurrent assets and liabilities										(1.8)
Adjustments | Accounting Standards Update 2014-09 | Net sales
Revenue
Revenue										(28.5)
Adjustments | Accounting Standards Update 2014-09 | Other revenue
Revenue
Revenue										(200.7)
Balances excluding the impact of adopting ASC 606
Revenue
Revenue										5,342.1
Costs, expenses and other:
Cost of Revenue										2,086.6
SG&A expenses										3,032.5
Operating profit										223.0
Income before income taxes										95.9
Income taxes										(126.3)
(Loss) income from continuing operations, net of tax										(30.4)
Net (loss) income attributable to Avon										(28.1)
Line items impacted within the Consolidated Statements of Other Comprehensive Income
(Loss) income from continuing operations, net of tax										(30.4)
Foreign currency translation adjustments										(52.2)
Total other comprehensive (loss) income, net of taxes										(107.9)
Comprehensive (loss) income										(138.3)
Comprehensive (loss) income attributable to Avon										(135.7)
Line items impacted within the Consolidated Balance Sheets
Accounts receivable, net					341.5					341.5
Inventories					499.2					499.2
Prepaid expenses and other					319.8					319.8
Total current assets					1,758.8					1,758.8
Other assets					592.9					592.9
Total assets					2,996.7					2,996.7
Liabilities and Shareholders’ Deficit
Other accrued liabilities					413.3					413.3
Income taxes					12.3					12.3
Total current liabilities					1,454.9					1,454.9
Other liabilities					71.4					71.4
Total liabilities					3,372.4					3,372.4
Retained earnings					2,266.8					2,266.8
Accumulated other comprehensive loss					(1,033.9)					(1,033.9)
Total Avon shareholders’ deficit					(875.5)					(875.5)
Total shareholders’ deficit					(867.8)					(867.8)
Total liabilities, series C convertible preferred stock and shareholders’ deficit					$ 2,996.7					2,996.7
Cash Flows from Operating Activities
Net loss										(30.4)
Other										15.0
Accounts receivable										(103.2)
Inventories										(96.1)
Prepaid expenses and other										(45.4)
Accounts payable and accrued liabilities										83.6
Income and other taxes										59.6
Noncurrent assets and liabilities										41.0
Balances excluding the impact of adopting ASC 606 | Net sales
Revenue
Revenue										5,219.2
Balances excluding the impact of adopting ASC 606 | Other revenue
Revenue
Revenue										$ 122.9