Revenue Recognition - Revenues From Contracts With Customers (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Subsea Products | Operating Segments
Disaggregation Of Revenue [Line Items]
Revenues	$ 42,681	$ 44,579	$ 78,013	$ 90,696
Well construction | Operating Segments
Disaggregation Of Revenue [Line Items]
Revenues	31,649	11,249	60,879	24,378
Products
Disaggregation Of Revenue [Line Items]
Revenues	74,330	55,828	138,892	115,074
Products | Operating Segments
Disaggregation Of Revenue [Line Items]
Revenues	74,330	55,828	138,892	115,074
Subsea Services | Operating Segments
Disaggregation Of Revenue [Line Items]
Revenues	19,292	16,333	36,016	32,818
Well Construction Services | Operating Segments
Disaggregation Of Revenue [Line Items]
Revenues	13,422	7,400	26,885	12,196
Total Services | Operating Segments
Disaggregation Of Revenue [Line Items]
Revenues	32,714	23,733	62,901	45,014
Leasing | Operating Segments
Disaggregation Of Revenue [Line Items]
Revenues	$ 107,044	$ 79,561	$ 201,793	$ 160,088