BUSINESS SEGMENTS - Schedule of Other Business Segment Information (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Segment Reporting Information
Capital Expenditures	$ 83.6	$ 50.9	$ 145.4	$ 102.8
Depreciation and Amortization	115.2	92.1	217.6	191.6
Research and Development Expense	14.1	15.2	33.2	32.8
Operating Segments
Segment Reporting Information
Capital Expenditures	68.7	50.9	127.1	102.8
Depreciation and Amortization	115.1	91.8	217.3	191.0
Research and Development Expense	14.1	15.2	33.2	32.8
Operating Segments \| Subsea
Segment Reporting Information
Capital Expenditures	54.3	44.4	105.9	88.1
Depreciation and Amortization	104.4	79.0	190.9	164.8
Research and Development Expense	12.8	13.3	31.1	29.2
Operating Segments \| Surface Technologies
Segment Reporting Information
Capital Expenditures	14.4	6.5	21.2	14.7
Depreciation and Amortization	10.7	12.8	26.4	26.2
Research and Development Expense	1.3	1.9	2.1	3.6
Corporate
Segment Reporting Information
Capital Expenditures	14.9	0.0	18.3	0.0
Depreciation and Amortization	0.1	0.3	0.3	0.6
Research and Development Expense	$ 0.0	$ 0.0	$ 0.0	$ 0.0

- Definition

The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

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