BUSINESS COMBINATION BUSINESS COMBINATION - Intangible Assets Acquired - Power Solutions (Details) - Power Solutions [Member] $ in Millions	12 Months Ended
	Jan. 01, 2016 USD ($)
Business Acquisition [Line Items]
Intangible assets fair value	$ 280.8
Customer Relationships [Member]
Business Acquisition [Line Items]
Intangible assets fair value	278.4
Non-compete Agreements [Member]
Business Acquisition [Line Items]
Intangible assets fair value	$ 2.4
Minimum [Member] | Customer Relationships [Member]
Business Acquisition [Line Items]
Average useful life (in years)	14 years
Maximum [Member] | Customer Relationships [Member]
Business Acquisition [Line Items]
Average useful life (in years)	18 years
Maximum [Member] | Non-compete Agreements [Member]
Business Acquisition [Line Items]
Average useful life (in years)	1 year