BASIS OF PRESENTATION (Details) $ in Millions			3 Months Ended		8 Months Ended	12 Months Ended
	Aug. 31, 2018 USD ($)	Aug. 30, 2018 segment	Dec. 31, 2018 USD ($)	Sep. 30, 2018 USD ($)	Aug. 31, 2018 USD ($)	Dec. 31, 2018 USD ($) segment store	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of reportable segments | segment		2				1
Gain (loss) on sale of business						$ 178.9	$ 0.0	$ 0.0
Net sales						352.0	590.6	938.8
Income (loss) from discontinued operations, net of tax						$ 175.2	(25.1)	(36.5)
NATG
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of remaining stores | store						3
Disposal Group, Disposed of by Sale, Not Discontinued Operations | French Business Unit
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (loss) on sale of business					$ 175.8	$ 175.8
Proceeds from divestiture of businesses				$ 267.3
Favorable purchase price adjustments			$ 0.7
Disposal group, assets	$ 82.5		$ 82.5		$ 82.5	82.5
Disposal group, accelerated amortization for share based compensation	1.5					1.5
Disposal group, transaction and exit costs	5.1					5.1
Disposal group, operating expense requiring use of cash	$ 5.1					5.1
Transition services, period	6 months
Net sales						352.0	473.6	417.2
Income (loss) from discontinued operations, net of tax						175.8	10.6	13.0
Disposal Group, Disposed of by Sale, Not Discontinued Operations | SARL Business Segment
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net sales						0.0	117.0	509.8
Income (loss) from discontinued operations, net of tax						0.2	(28.2)	(24.8)
Disposal Group, Disposed of by Sale, Not Discontinued Operations | NATG
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net sales						0.0	0.0	11.8
Income (loss) from discontinued operations, net of tax						(0.8)	$ (7.5)	$ (24.7)
Disposal Group, Disposed of by Sale, Not Discontinued Operations | IPG
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (loss) on sale of business						3.1
ETG - discontinued | Disposal Group, Disposed of by Sale, Not Discontinued Operations | French Business Unit
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (loss) on sale of business						$ 178.9