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INCOME TAXES (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jul. 01, 2017	Jun. 30, 2018	Jul. 01, 2017
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Effective tax rate	24.80%	28.90%	20.40%	34.40%
Decrease in unrecognized tax benefits due to settlement of prior positions with tax authorities	$ 1.2
Decrease in unrecognized tax benefits	1.4
Unrecognized tax benefits	19.8		$ 19.8
Unrecognized tax benefits that would impact effective tax rate	18.0		18.0
Accrued interest and penalties on unrecognized tax benefits	2.7		2.7
Decrease in unrecognized tax benefits that are reasonably possibly over the next twelve-month period (up to)	$ 0.7		0.7
CDMO Business | Disposal Group, Disposed of by Sale, Not Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Tax on gain on divestiture			$ 18.0

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