PROPERTY, PLANT AND EQUIPMENT - Summary of Property, Plant and Equipment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Property, Plant and Equipment [Line Items]
Total	$ 468,256		$ 468,256		$ 471,804
Accumulated depreciation	(312,628)		(312,628)		(310,445)
Property, plant and equipment, net	155,628		155,628		161,359
Property, plant and equipment, net - discontinued operations	(17,131)		(17,131)		(15,879)
Assets under finance leases	7,000		7,000		6,700
Accumulated amortization for assets under finance leases	2,100		2,100		1,600
Depreciation expense	5,500	$ 6,700	18,300	$ 21,000
Continuing Operations
Property, Plant and Equipment [Line Items]
Property, plant and equipment, net	138,497		138,497		145,480
Land
Property, Plant and Equipment [Line Items]
Total	4,523		4,523		5,743
Buildings and leasehold improvements
Property, Plant and Equipment [Line Items]
Total	53,803		53,803		58,972
Machinery and equipment
Property, Plant and Equipment [Line Items]
Total	298,327		298,327		306,366
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Total	11,301		11,301		11,642
Capitalized ERP system development costs
Property, Plant and Equipment [Line Items]
Total	45,917		45,917		45,917
Computers and computer software
Property, Plant and Equipment [Line Items]
Total	22,328		22,328		22,243
Automobiles
Property, Plant and Equipment [Line Items]
Total	4,379		4,379		4,356
Construction in progress
Property, Plant and Equipment [Line Items]
Total	$ 27,678		$ 27,678		$ 16,565