EMPLOYEE BENEFIT PLANS (Details) $ in Millions	3 Months Ended
	Mar. 31, 2020 USD ($) Pension_Plan	Mar. 31, 2019 USD ($)
Net Periodic Benefit Cost and Other Benefit Cost
Company contributions	$ 0.1
Foreign
Net Periodic Benefit Cost and Other Benefit Cost
Number of pension plans (in ones) | Pension_Plan	3
United States
Net Periodic Benefit Cost and Other Benefit Cost
Number of pension plans (in ones) | Pension_Plan	2
Pension Plan
Net Periodic Benefit Cost
Service cost	$ 0.1	$ 0.2
Interest cost	1.1	1.5
Expected return on assets	(1.7)	(2.0)
Amortization of prior service cost	0.0	0.0
Amortization of actuarial loss	0.9	0.6
Settlement cost	0.0	0.0
Net periodic benefit cost	0.4	0.3
Other Benefits
Net Periodic Benefit Cost
Service cost	0.0	0.0
Interest cost	0.1	0.1
Expected return on assets	0.0	0.0
Amortization of prior service cost	0.0	0.0
Amortization of actuarial loss	0.0	0.0
Settlement cost	0.0	0.0
Net periodic benefit cost	$ 0.1	$ 0.1