IMPAIRMENT, RESTRUCTURING AND OTHER EXPENSES - Restructuring and other expenses (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Restructuring and Impairment [Line Items]
Restructuring and other charges	$ 10.5	$ 17.6	$ 70.4
Restructuring and other charges			$ 57.8
Restructuring, Incurred Cost, Statement of Income or Comprehensive Income [Extensible Enumeration]	Total impairment, restructuring and other expenses	Total impairment, restructuring and other expenses	Total impairment, restructuring and other expenses
Subsea
Restructuring and Impairment [Line Items]
Restructuring and other charges	$ (0.8)	$ 9.3	$ 52.9
Restructuring and other charges			50.1
Surface Technologies
Restructuring and Impairment [Line Items]
Restructuring and other charges	7.6	5.7	13.2
Restructuring and other charges			7.7
Corporate and other
Restructuring and Impairment [Line Items]
Restructuring and other charges	$ 3.7	$ 2.6	4.3
Restructuring and other charges			$ 0.0