Business Segment Information - Intercompany Segment Revenues (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Business Segment Information
Net revenues	$ (250,084)	$ (150,125)
Intercompany Eliminations
Business Segment Information
Net revenues	11,862	11,887
Intercompany Eliminations | Well Intervention
Business Segment Information
Net revenues	4,469	3,850
Intercompany Eliminations | Robotics
Business Segment Information
Net revenues	$ 7,393	$ 8,037