RETIREMENT PLANS - Components of Net Periodic Benefit Cost (Income) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
U.S.
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Pension MTM adjustment	$ (6.9)	$ (3.4)	$ (12.3)
U.S. | Pension Plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Service cost	6.3	6.1	6.3
Interest cost	4.7	5.0	5.8
Expected return on plan assets	(6.2)	(6.5)	(6.5)
Amortization of prior service cost	0.0	0.0	0.0
Gain on termination, curtailment and settlement of pension plans	0.0	0.0	0.0
Pension MTM adjustment	(6.9)	3.4	12.3
Net periodic benefit cost	(2.1)	8.0	17.9
Other Changes in Plan Assets and Benefit Obligations Recognized in Other Comprehensive Loss
Net prior service cost	0.0	0.0	0.0
Total recognized in net periodic benefit cost and other comprehensive loss	(2.1)	8.0	17.9
Non-U.S. | Pension Plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Service cost	1.1	1.0	2.6
Interest cost	2.7	4.1	5.4
Expected return on plan assets	(3.0)	(4.7)	(5.9)
Amortization of prior service cost	0.2	0.2	0.1
Gain on termination, curtailment and settlement of pension plans	0.0	0.0	(1.4)
Pension MTM adjustment	(3.4)	(0.6)	1.0
Net periodic benefit cost	(2.4)	0.0	1.8
Other Changes in Plan Assets and Benefit Obligations Recognized in Other Comprehensive Loss
Net prior service cost	0.0	0.3	0.2
Total recognized in net periodic benefit cost and other comprehensive loss	(2.4)	0.3	2.2
Continuing Operations | U.S. | Pension Plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Net periodic benefit cost	(2.1)	8.0	17.9
Continuing Operations | Non-U.S. | Pension Plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Net periodic benefit cost	$ (2.4)	$ 0.0	$ 2.0