DISCONTINUED OPERATIONS - Consolidated Statements Of Operations (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Loss from discontinued operations	$ (1.1)	$ (28.0)
Discontinued Operations, Disposed of by Means Other than Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue	24.7	334.4
Cost of sales	23.7	323.4
Gross profit	1.0	11.0
SG&A expenses	2.0	11.9
Impairment of goodwill	0.0	26.0
Depreciation and amortization	0.0	0.1
Loss from operations of discontinued automotive segment	(1.0)	(27.0)
Interest expense	0.2	1.7
Other income	0.1	0.1
Loss from discontinued operations before income taxes	(1.1)	(28.6)
Income tax provision (benefit)	0.0	(0.6)
Loss from discontinued operations	$ (1.1)	$ (28.0)