Revenue Recognition - Revenues From Contracts With Customers (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Subsea Products | Operating Segments
Disaggregation Of Revenue [Line Items]
Revenues	$ 46,117	$ 46,304
Well construction | Operating Segments
Disaggregation Of Revenue [Line Items]
Revenues	13,129	9,338
Products
Disaggregation Of Revenue [Line Items]
Revenues	59,246	55,642
Products | Operating Segments
Disaggregation Of Revenue [Line Items]
Revenues	59,246	55,642
Subsea Services | Operating Segments
Disaggregation Of Revenue [Line Items]
Revenues	16,487	13,157
Well construction services. | Operating Segments
Disaggregation Of Revenue [Line Items]
Revenues	4,794	4,342
Services | Operating Segments
Disaggregation Of Revenue [Line Items]
Revenues	$ 21,281	$ 17,499