EMPLOYEE BENEFIT PLANS (Details) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 01, 2016 USD ($) Pension_Plan	Oct. 03, 2015 USD ($)	Oct. 01, 2016 USD ($) Pension_Plan	Oct. 03, 2015 USD ($)
Net Periodic Benefit Cost and Other Benefit Cost
Company contributions			$ 2.1
Pension Plan
Net Periodic Benefit Cost
Service cost	$ 0.3	$ 0.2	0.8	$ 0.8
Interest cost	1.6	1.9	4.7	5.5
Expected return on assets	(2.3)	(2.4)	(7.0)	(7.4)
Amortization of loss	0.6	0.8	1.9	2.4
Net periodic benefit cost	0.2	0.5	0.4	1.3
Settlement cost	0.3	0.3	0.9	0.9
Total net periodic benefit cost	$ 0.5	0.8	$ 1.3	2.2
Domestic Pension Plans
Net Periodic Benefit Cost and Other Benefit Cost
Number of pension plans (in ones) | Pension_Plan	2		2
German Pension Plans
Net Periodic Benefit Cost and Other Benefit Cost
Number of pension plans (in ones) | Pension_Plan	3		3
Other Benefits
Net Periodic Benefit Cost
Service cost	$ 0.0	0.0	$ 0.0	0.0
Interest cost	0.1	0.1	0.3	0.3
Expected return on assets	0.0	0.0	0.0	0.0
Amortization of prior service cost	0.1	0.1	0.3	0.3
Amortization of loss	0.0	0.1	0.0	0.3
Net periodic benefit cost	0.2	0.3	0.6	0.9
Settlement cost	0.0	0.0	0.0	0.0
Total net periodic benefit cost	$ 0.2	$ 0.3	$ 0.6	$ 0.9