New Accounting Standards (Summary of Impact of ASC 606) (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Jan. 01, 2018	Dec. 31, 2015
Revenue
Revenue	$ 1,401.7	$ 1,424.2	$ 1,351.9	$ 1,393.5	$ 1,568.8	$ 1,417.8	$ 1,395.9	$ 1,333.1	$ 5,571.3	$ 5,715.6	$ 5,717.7
Costs, expenses and other:
Cost of sales									2,364.0	2,203.3	2,257.0
Selling, general and administrative expenses									2,972.1	3,231.0	3,136.9
Operating profit	(49.6)	186.9	53.0	44.9	131.5	87.3	32.7	29.8	235.2	281.3	323.8
Income before income taxes	(84.1)	182.1	(0.3)	10.4	91.6	48.0	(12.2)	(6.7)	108.1	120.7	31.2
Income taxes									(129.9)	(100.7)	(124.6)
(Loss) income from continuing operations, net of tax	(77.5)	113.8	(37.0)	(21.1)	90.4	11.9	(45.8)	(36.5)	(21.8)	20.0	(93.4)
Net (loss) income attributable to Avon	(77.6)	$ 114.5	$ (36.1)	$ (20.3)	91.5	$ 12.5	$ (45.5)	$ (36.5)	(19.5)	22.0	(107.6)
Line items impacted within the Consolidated Statements of Other Comprehensive Income
Net loss									(21.8)	20.0	(107.4)
Total other comprehensive (loss) income, net of taxes									(104.4)	107.7	332.5
Comprehensive (loss) income									(126.2)	127.7	225.1
Comprehensive (loss) income attributable to Avon									(123.6)	129.2	227.2
Line items impacted within the Consolidated Balance Sheets
Accounts receivable, net	349.7				457.2				349.7	457.2
Inventories	542.0				598.2				542.0	598.2
Prepaid expenses and other	272.0				296.4				272.0	296.4
Total current assets	1,762.0				2,233.3				1,762.0	2,233.3
Other assets	603.0				666.2				603.0	666.2
Total assets	3,010.0				3,697.9				3,010.0	3,697.9	3,418.9
Liabilities and Shareholders’ Deficit
Other accrued liabilities	451.3				405.6				451.3	405.6
Income taxes	15.9				12.8				15.9	12.8
Total current liabilities	1,496.5				1,559.6				1,496.5	1,559.6
Other liabilities	72.1				84.4				72.1	84.4
Total liabilities	3,414.7				3,944.8				3,414.7	3,944.8
Retained earnings	2,234.3				2,320.3				2,234.3	2,320.3
Accumulated other comprehensive loss	(1,030.4)				(926.2)				(1,030.4)	(926.2)
Total Avon shareholders’ deficit	(904.5)				(725.0)				(904.5)	(725.0)
Total shareholders’ deficit	(896.8)				(714.7)				(896.8)	(714.7)	(836.2)		$ (1,056.4)
Total liabilities, series C convertible preferred stock and shareholders’ deficit	3,010.0				3,697.9				3,010.0	3,697.9
Cash Flows from Operating Activities
Other									18.5	39.6	(3.3)
Accounts receivable									(102.8)	(214.6)	(216.6)
Inventories									(99.6)	(19.2)	(28.6)
Prepaid expenses and other									(49.3)	14.8	16.8
Accounts payable and accrued liabilities									73.1	12.3	(17.6)
Income and other taxes									63.2	4.1	(4.7)
Noncurrent assets and liabilities									42.8	29.5	(7.6)
Net sales
Revenue
Revenue									5,247.7	5,565.1	5,578.8
Other revenue
Revenue
Revenue									323.6	150.5	$ 138.9
Adjustments | Accounting Standards Update 2014-09
Revenue
Revenue									(229.2)
Costs, expenses and other:
Cost of sales									(277.4)
Selling, general and administrative 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
Net loss									(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
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 sales									2,086.6
Selling, general and administrative 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
Net loss									(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
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