REVENUE Disaggregation of Revenues (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Disaggregation of Revenue [Line Items]
Revenue	$ 1,186.9	$ 1,393.5
Beauty
Disaggregation of Revenue [Line Items]
Revenue	836.5	989.0
Beauty - Skincare
Disaggregation of Revenue [Line Items]
Revenue	349.3	393.8
Beauty - Fragrance
Disaggregation of Revenue [Line Items]
Revenue	298.0	356.2
Beauty - Color
Disaggregation of Revenue [Line Items]
Revenue	189.2	239.0
Fashion And Home
Disaggregation of Revenue [Line Items]
Revenue	279.7	320.6
Fashion & Home - Fashion
Disaggregation of Revenue [Line Items]
Revenue	164.3	190.5
Fashion & Home - Home
Disaggregation of Revenue [Line Items]
Revenue	115.4	130.1
Net Sales
Disaggregation of Revenue [Line Items]
Revenue	1,116.2	1,309.6
Other - Representative Fees
Disaggregation of Revenue [Line Items]
Revenue	63.9	75.9
Other - Other Product And Services
Disaggregation of Revenue [Line Items]
Revenue	6.8	8.0
Other Revenue
Disaggregation of Revenue [Line Items]
Revenue	70.7	83.9
Operating Segments
Disaggregation of Revenue [Line Items]
Revenue	1,181.4	1,372.5
Operating Segments | Beauty
Disaggregation of Revenue [Line Items]
Revenue	836.5	978.8
Operating Segments | Beauty - Skincare
Disaggregation of Revenue [Line Items]
Revenue	349.3	389.1
Operating Segments | Beauty - Fragrance
Disaggregation of Revenue [Line Items]
Revenue	298.0	354.0
Operating Segments | Beauty - Color
Disaggregation of Revenue [Line Items]
Revenue	189.2	235.7
Operating Segments | Fashion And Home
Disaggregation of Revenue [Line Items]
Revenue	279.7	318.0
Operating Segments | Fashion & Home - Fashion
Disaggregation of Revenue [Line Items]
Revenue	164.3	188.6
Operating Segments | Fashion & Home - Home
Disaggregation of Revenue [Line Items]
Revenue	115.4	129.4
Operating Segments | Net Sales
Disaggregation of Revenue [Line Items]
Revenue	1,116.2	1,296.8
Operating Segments | Other - Representative Fees
Disaggregation of Revenue [Line Items]
Revenue	63.9	74.5
Operating Segments | Other - Other Product And Services
Disaggregation of Revenue [Line Items]
Revenue	1.3	1.2
Operating Segments | Other Revenue
Disaggregation of Revenue [Line Items]
Revenue	65.2	75.7
Other Operating Segments and Business Activities
Disaggregation of Revenue [Line Items]
Revenue	5.5	21.0
Other Operating Segments and Business Activities | Beauty
Disaggregation of Revenue [Line Items]
Revenue	0.0	10.2
Other Operating Segments and Business Activities | Beauty - Skincare
Disaggregation of Revenue [Line Items]
Revenue	0.0	4.7
Other Operating Segments and Business Activities | Beauty - Fragrance
Disaggregation of Revenue [Line Items]
Revenue	0.0	2.2
Other Operating Segments and Business Activities | Beauty - Color
Disaggregation of Revenue [Line Items]
Revenue	0.0	3.3
Other Operating Segments and Business Activities | Fashion And Home
Disaggregation of Revenue [Line Items]
Revenue	0.0	2.6
Other Operating Segments and Business Activities | Fashion & Home - Fashion
Disaggregation of Revenue [Line Items]
Revenue	0.0	1.9
Other Operating Segments and Business Activities | Fashion & Home - Home
Disaggregation of Revenue [Line Items]
Revenue	0.0	0.7
Other Operating Segments and Business Activities | Net Sales
Disaggregation of Revenue [Line Items]
Revenue	0.0	12.8
Other Operating Segments and Business Activities | Other - Representative Fees
Disaggregation of Revenue [Line Items]
Revenue	0.0	1.4
Other Operating Segments and Business Activities | Other - Other Product And Services
Disaggregation of Revenue [Line Items]
Revenue	5.5	6.8
Other Operating Segments and Business Activities | Other Revenue
Disaggregation of Revenue [Line Items]
Revenue	5.5	8.2
Europe, Middle East & Africa | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue	458.7	568.4
Europe, Middle East & Africa | Operating Segments | Beauty
Disaggregation of Revenue [Line Items]
Revenue	366.9	453.2
Europe, Middle East & Africa | Operating Segments | Beauty - Skincare
Disaggregation of Revenue [Line Items]
Revenue	139.1	169.2
Europe, Middle East & Africa | Operating Segments | Beauty - Fragrance
Disaggregation of Revenue [Line Items]
Revenue	133.9	163.2
Europe, Middle East & Africa | Operating Segments | Beauty - Color
Disaggregation of Revenue [Line Items]
Revenue	93.9	120.8
Europe, Middle East & Africa | Operating Segments | Fashion And Home
Disaggregation of Revenue [Line Items]
Revenue	69.0	89.1
Europe, Middle East & Africa | Operating Segments | Fashion & Home - Fashion
Disaggregation of Revenue [Line Items]
Revenue	60.5	79.8
Europe, Middle East & Africa | Operating Segments | Fashion & Home - Home
Disaggregation of Revenue [Line Items]
Revenue	8.5	9.3
Europe, Middle East & Africa | Operating Segments | Net Sales
Disaggregation of Revenue [Line Items]
Revenue	435.9	542.3
Europe, Middle East & Africa | Operating Segments | Other - Representative Fees
Disaggregation of Revenue [Line Items]
Revenue	22.5	25.9
Europe, Middle East & Africa | Operating Segments | Other - Other Product And Services
Disaggregation of Revenue [Line Items]
Revenue	0.3	0.2
Europe, Middle East & Africa | Operating Segments | Other Revenue
Disaggregation of Revenue [Line Items]
Revenue	22.8	26.1
South Latin America | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue	414.7	497.1
South Latin America | Operating Segments | Beauty
Disaggregation of Revenue [Line Items]
Revenue	285.2	341.3
South Latin America | Operating Segments | Beauty - Skincare
Disaggregation of Revenue [Line Items]
Revenue	126.7	141.8
South Latin America | Operating Segments | Beauty - Fragrance
Disaggregation of Revenue [Line Items]
Revenue	98.3	118.6
South Latin America | Operating Segments | Beauty - Color
Disaggregation of Revenue [Line Items]
Revenue	60.2	80.9
South Latin America | Operating Segments | Fashion And Home
Disaggregation of Revenue [Line Items]
Revenue	99.0	118.4
South Latin America | Operating Segments | Fashion & Home - Fashion
Disaggregation of Revenue [Line Items]
Revenue	38.8	46.5
South Latin America | Operating Segments | Fashion & Home - Home
Disaggregation of Revenue [Line Items]
Revenue	60.2	71.9
South Latin America | Operating Segments | Net Sales
Disaggregation of Revenue [Line Items]
Revenue	384.2	459.7
South Latin America | Operating Segments | Other - Representative Fees
Disaggregation of Revenue [Line Items]
Revenue	29.5	36.4
South Latin America | Operating Segments | Other - Other Product And Services
Disaggregation of Revenue [Line Items]
Revenue	1.0	1.0
South Latin America | Operating Segments | Other Revenue
Disaggregation of Revenue [Line Items]
Revenue	30.5	37.4
North Latin America | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue	192.7	195.6
North Latin America | Operating Segments | Beauty
Disaggregation of Revenue [Line Items]
Revenue	120.2	121.2
North Latin America | Operating Segments | Beauty - Skincare
Disaggregation of Revenue [Line Items]
Revenue	50.3	46.7
North Latin America | Operating Segments | Beauty - Fragrance
Disaggregation of Revenue [Line Items]
Revenue	48.0	53.6
North Latin America | Operating Segments | Beauty - Color
Disaggregation of Revenue [Line Items]
Revenue	21.9	20.9
North Latin America | Operating Segments | Fashion And Home
Disaggregation of Revenue [Line Items]
Revenue	62.4	63.8
North Latin America | Operating Segments | Fashion & Home - Fashion
Disaggregation of Revenue [Line Items]
Revenue	22.1	22.6
North Latin America | Operating Segments | Fashion & Home - Home
Disaggregation of Revenue [Line Items]
Revenue	40.3	41.2
North Latin America | Operating Segments | Net Sales
Disaggregation of Revenue [Line Items]
Revenue	182.6	185.0
North Latin America | Operating Segments | Other - Representative Fees
Disaggregation of Revenue [Line Items]
Revenue	10.1	10.6
North Latin America | Operating Segments | Other - Other Product And Services
Disaggregation of Revenue [Line Items]
Revenue	0.0	0.0
North Latin America | Operating Segments | Other Revenue
Disaggregation of Revenue [Line Items]
Revenue	10.1	10.6
Asia Pacific | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue	115.3	111.4
Asia Pacific | Operating Segments | Beauty
Disaggregation of Revenue [Line Items]
Revenue	64.2	63.1
Asia Pacific | Operating Segments | Beauty - Skincare
Disaggregation of Revenue [Line Items]
Revenue	33.2	31.4
Asia Pacific | Operating Segments | Beauty - Fragrance
Disaggregation of Revenue [Line Items]
Revenue	17.8	18.6
Asia Pacific | Operating Segments | Beauty - Color
Disaggregation of Revenue [Line Items]
Revenue	13.2	13.1
Asia Pacific | Operating Segments | Fashion And Home
Disaggregation of Revenue [Line Items]
Revenue	49.3	46.7
Asia Pacific | Operating Segments | Fashion & Home - Fashion
Disaggregation of Revenue [Line Items]
Revenue	42.9	39.7
Asia Pacific | Operating Segments | Fashion & Home - Home
Disaggregation of Revenue [Line Items]
Revenue	6.4	7.0
Asia Pacific | Operating Segments | Net Sales
Disaggregation of Revenue [Line Items]
Revenue	113.5	109.8
Asia Pacific | Operating Segments | Other - Representative Fees
Disaggregation of Revenue [Line Items]
Revenue	1.8	1.6
Asia Pacific | Operating Segments | Other - Other Product And Services
Disaggregation of Revenue [Line Items]
Revenue	0.0	0.0
Asia Pacific | Operating Segments | Other Revenue
Disaggregation of Revenue [Line Items]
Revenue	$ 1.8	$ 1.6