PROPERTY, PLANT AND EQUIPMENT - Major Components of Property, Plant, and Equipment (Details) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Property, plant and equipment
Total property, plant and equipment	$ 586.7	$ 566.0
Accumulated depreciation	(307.5)	(288.8)
Property, plant and equipment, net	279.2	277.2
Land and leasehold improvements
Property, plant and equipment
Total property, plant and equipment	50.1	52.0
Buildings and improvements
Property, plant and equipment
Total property, plant and equipment	165.9	163.9
Machinery, equipment, fixtures and software
Property, plant and equipment
Total property, plant and equipment	315.7	299.8
Construction in process
Property, plant and equipment
Total property, plant and equipment	$ 55.0	$ 50.3