ACQUISITIONS - Intangible Assets Acquired (Details) - USD ($) $ in Millions	Oct. 03, 2017	Jul. 27, 2017
Pacific Insight
Acquired Finite-Lived Intangible Assets [Line Items]
Intangible assets acquired	$ 40.1
Pacific Insight | Customer Relationships - Commercial [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Intangible assets acquired	$ 9.6
Amortization period	13 years
Pacific Insight | Customer Relationships - Automotive [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Intangible assets acquired	$ 22.6
Amortization period	11 years
Pacific Insight | Technology Licenses
Acquired Finite-Lived Intangible Assets [Line Items]
Intangible assets acquired	$ 1.7
Amortization period	5 years 6 months
Pacific Insight | Trade Names
Acquired Finite-Lived Intangible Assets [Line Items]
Intangible assets acquired	$ 6.2
Amortization period	7 years 6 months
Procoplast
Acquired Finite-Lived Intangible Assets [Line Items]
Intangible assets acquired		$ 19.2
Procoplast | Customer Relationships - Significant Customer [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Intangible assets acquired		$ 12.3
Amortization period		17 years
Procoplast | Customer Relationships - All Other Customers [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Intangible assets acquired		$ 2.8
Amortization period		11 years 6 months
Procoplast | Technology Licenses
Acquired Finite-Lived Intangible Assets [Line Items]
Intangible assets acquired		$ 2.1
Amortization period		8 years 6 months
Procoplast | Trade Names
Acquired Finite-Lived Intangible Assets [Line Items]
Intangible assets acquired		$ 2.0
Amortization period		8 years 6 months