Business Segment Information - Summary Of Intercompany Segment Revenues (Details) - USD ($) $ in Thousands |
3 Months Ended | |
---|---|---|
Mar. 31, 2018 |
Mar. 31, 2017 |
|
Segment Reporting Information [Line Items] | ||
Net revenues | $ (164,262) | $ (104,528) |
Intercompany Elimination | ||
Segment Reporting Information [Line Items] | ||
Net revenues | 8,797 | 8,436 |
Intercompany Elimination | Well Intervention | ||
Segment Reporting Information [Line Items] | ||
Net revenues | 1,952 | 1,373 |
Intercompany Elimination | Robotics | ||
Segment Reporting Information [Line Items] | ||
Net revenues | $ 6,845 | $ 7,063 |