EMPLOYEE BENEFIT PLANS (Details) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2018 USD ($) Pension_Plan	Jun. 30, 2017 USD ($)	Jun. 30, 2018 USD ($) Pension_Plan	Jun. 30, 2017 USD ($)
Net Periodic Benefit Cost and Other Benefit Cost
Company contributions			$ 1.1
Foreign Plan
Net Periodic Benefit Cost and Other Benefit Cost
Number of pension plans (in ones) | Pension_Plan	3		3
Domestic Pension Plans
Net Periodic Benefit Cost and Other Benefit Cost
Number of pension plans (in ones) | Pension_Plan	2		2
Pension Plan
Net Periodic Benefit Cost
Service cost	$ 0.2	$ 0.2	$ 0.4	$ 0.3
Interest cost	1.4	1.5	2.7	2.9
Expected return on assets	(2.2)	(2.3)	(4.3)	(4.5)
Amortization of prior service cost	0.0	0.0	0.0	0.0
Amortization of actuarial loss	0.8	0.7	1.5	1.3
Settlement cost	0.0	0.0	0.0	0.0
Net periodic benefit cost	0.2	0.1	0.3	0.0
Other Benefits
Net Periodic Benefit Cost
Service cost	0.0	0.0	0.0	0.0
Interest cost	0.1	0.1	0.2	0.2
Expected return on assets	0.0	0.0	0.0	0.0
Amortization of prior service cost	0.0	0.1	0.0	0.2
Amortization of actuarial loss	0.0	0.0	0.1	0.0
Settlement cost	0.0	0.0	0.0	0.0
Net periodic benefit cost	$ 0.1	$ 0.2	$ 0.3	$ 0.4