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Business Segments - Income Statement by Segment (Details) $ in Thousands | 3 Months Ended
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Mar. 31, 2021 USD ($) segment | Mar. 31, 2020 USD ($)
Segment Reporting [Abstract] |  |
Number of reportable segments | segment | 3 |
Segment Reporting Information [Line Items] |  |
Total revenue | $ 114,517 | $ 182,632
Segment operating loss | (14,380) | (55,407)
Loss (gain) on disposal of assets and other | (909) | 16
Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Segment operating loss | (15,289) | (38,071)
Operating Segments | Drilling & Downhole |  |
Segment Reporting Information [Line Items] |  |
Total revenue | 48,656 | 76,643
Segment operating loss | (4,506) | (4,145)
Operating Segments | Completions |  |
Segment Reporting Information [Line Items] |  |
Total revenue | 37,843 | 50,823
Segment operating loss | 68 | (17,318)
Operating Segments | Production |  |
Segment Reporting Information [Line Items] |  |
Total revenue | 28,031 | 55,605
Segment operating loss | (3,841) | (8,179)
Eliminations |  |
Segment Reporting Information [Line Items] |  |
Total revenue | (13) | (439)
Corporate |  |
Segment Reporting Information [Line Items] |  |
Segment operating loss | (7,010) | (8,429)
Segment Reconciling Items |  |
Segment Reporting Information [Line Items] |  |
Impairments of intangible assets, property and equipment | 0 | 17,320
Loss (gain) on disposal of assets and other | $ (909) | $ 16

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