Business Segment Information - Financial Data By Reportable Segment (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Business Segment Information
Net revenues	$ 296,211	$ 250,084
Change in fair value of contingent consideration		(3,992)
Income (loss) from operations	(1,276)	(8,303)
Net interest expense	(5,477)	(4,187)
Losses related to convertible senior notes	(20,922)
Other non-operating income (expense), net	(310)	5,307
Loss before income taxes	(27,985)	(7,183)
Reportable Segments
Business Segment Information
Income (loss) from operations	10,158	8,930
Intercompany Eliminations
Business Segment Information
Net revenues	(21,562)	(11,862)
Corporate, Eliminations and Other
Business Segment Information
Income (loss) from operations	(11,434)	(13,241)
Well Intervention | Reportable Segments
Business Segment Information
Net revenues	216,459	142,438
Income (loss) from operations	18,679	(8,143)
Well Intervention | Intercompany Eliminations
Business Segment Information
Net revenues	(11,252)	(4,469)
Robotics | Reportable Segments
Business Segment Information
Net revenues	50,309	49,222
Income (loss) from operations	5,450	5,094
Robotics | Intercompany Eliminations
Business Segment Information
Net revenues	(10,228)	(7,393)
Shallow Water Abandonment | Reportable Segments
Business Segment Information
Net revenues	26,853	49,381
Income (loss) from operations	(12,428)	6,822
Shallow Water Abandonment | Intercompany Eliminations
Business Segment Information
Net revenues	(82)
Production Facilities | Reportable Segments
Business Segment Information
Net revenues	24,152	20,905
Income (loss) from operations	$ (1,543)	$ 5,157