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Segments and Related Information - Financial Information by Business Segment (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Revenues | $ 782,283 | $ 737,706 | $ 573,161
Depreciation and amortization | 60,778 | 67,334 | 80,741
Operating income (loss) | 23,164 | 2,905 | (64,792)
Capital expenditures | 30,653 | 20,266 | 17,517
Total assets | 1,046,486 | 1,064,392 | 1,085,748
Facility consolidation charges | 2,500 |  | 7,498
Costs associated with defense of certain patents | 600 |  |
Provisions for excess and obsolete inventories | 3,200 |  |
Gain related to litigation settlement |  | 6,100 |
Impairments of inventories | 0 | 0 | 3,581
Impairments of fixed and lease assets | $ 0 | 0 | 4,166
Impairment, Long-Lived Asset, Held-for-Use, Statement of Income or Comprehensive Income [Extensible Enumeration] | Operating income (loss) |  |
Corporate |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Revenues | $ 0 | 0 | 0
Depreciation and amortization | 636 | 691 | 808
Operating income (loss) | (41,132) | (40,559) | (32,258)
Capital expenditures | 468 | 175 | 1,011
Total assets | 54,782 | 45,441 | 76,060
Facility consolidation charges |  |  | 1,555
Impairments of inventories |  |  | 0
Offshore/ Manufactured Products |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Revenues | 441,263 | 381,723 | 298,729
Offshore/ Manufactured Products | Operating Segments |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Revenues | 441,263 | 381,723 | 298,729
Depreciation and amortization | 18,510 | 20,451 | 22,190
Operating income (loss) | 65,299 | 45,268 | 15,447
Capital expenditures | 9,661 | 5,857 | 4,628
Total assets | 561,174 | 556,769 | 541,346
Facility consolidation charges |  |  | 868
Impairments of inventories |  |  | 0
Well Site Services |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Revenues | 242,633 | 231,189 | 170,940
Impairments of inventories |  |  | 1,500
Impairments of fixed and lease assets |  |  | 4,200
Well Site Services | Operating Segments |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Revenues | 242,633 | 231,189 | 170,940
Depreciation and amortization | 25,318 | 28,564 | 40,152
Operating income (loss) | 13,881 | 4,865 | (34,511)
Capital expenditures | 19,125 | 12,963 | 10,977
Total assets | 191,630 | 206,632 | 200,874
Facility consolidation charges |  |  | 4,266
Impairments of inventories |  |  | 1,468
Downhole Technologies |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Revenues | 98,387 | 124,794 | 103,492
Impairments of inventories |  |  | 2,100
Downhole Technologies | Operating Segments |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Revenues | 98,387 | 124,794 | 103,492
Depreciation and amortization | 16,314 | 17,628 | 17,591
Operating income (loss) | (14,884) | (6,669) | (13,470)
Capital expenditures | 1,399 | 1,271 | 901
Total assets | $ 238,901 | $ 255,550 | 267,468
Facility consolidation charges |  |  | 809
Impairments of inventories |  |  | $ 2,113

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