PENSION, POST-RETIREMENT AND POST-EMPLOYMENT PLANS - Components of Net Periodic Benefit Cost (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Net periodic benefit expense:
Net periodic (benefit) cost	$ 2.8	$ 2.1	$ 1.8
Pension and SERP Benefits | Domestic
Net periodic benefit expense:
Service cost	0.0	0.0	0.0
Interest cost on the projected benefit obligation	6.3	5.9	7.2
Expected return on plan assets	(10.1)	(9.2)	(10.1)
Amortization of actuarial net (gain) loss	0.0	0.1	0.0
Plan curtailment	0.0	0.0	0.0
Plan settlement	0.0	0.0	0.1
Net periodic (benefit) cost	(3.8)	(3.2)	(2.8)
Pension and SERP Benefits | Foreign
Net periodic benefit expense:
Service cost	0.8	0.7	0.7
Interest cost on the projected benefit obligation	0.3	0.2	0.3
Expected return on plan assets	(0.2)	(0.2)	(0.1)
Amortization of actuarial net (gain) loss	(0.1)	0.1	0.0
Plan curtailment	0.0	0.0	(0.1)
Plan settlement	0.0	0.1	(0.1)
Net periodic (benefit) cost	0.8	0.9	0.7
Post-retirement Medical Benefits | Domestic
Net periodic benefit expense:
Service cost	0.0	0.0
Interest cost on the projected benefit obligation	0.2	0.2	0.3
Net periodic (benefit) cost	$ 0.2	$ 0.2	$ 0.3