IMPAIRMENT, RESTRUCTURING AND OTHER EXPENSES - Restructuring, settlement and impairment provisions (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Restructuring and Impairment [Line Items]
Total impairment, restructuring and other expenses	$ 15.2	$ 66.7	$ 3,402.0
Subsea
Restructuring and Impairment [Line Items]
Total impairment, restructuring and other expenses	1.1	53.5	2,957.5
Surface Technologies
Restructuring and Impairment [Line Items]
Total impairment, restructuring and other expenses	10.4	7.6	440.2
Corporate and other
Restructuring and Impairment [Line Items]
Total impairment, restructuring and other expenses	$ 3.7	$ 5.6	$ 4.3