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Segment Information - Adjusted operating income (loss) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Segment Information |  |  |  |
Total segment adjusted operating income (loss) | $ 105,868 | $ 89,780 | $ 310,911 | $ 327,656
Operating segments |  |  |  |
Segment Information |  |  |  |
Total segment adjusted operating income (loss) | 105,868 | 89,780 | 310,911 | 327,656
Operating segments | U.S. Drilling |  |  |  |
Segment Information |  |  |  |
Total segment adjusted operating income (loss) | 41,694 | 49,582 | 137,308 | 210,859
Operating segments | International Drilling |  |  |  |
Segment Information |  |  |  |
Total segment adjusted operating income (loss) | 32,182 | 9,862 | 78,330 | 22,226
Operating segments | Drilling Solutions |  |  |  |
Segment Information |  |  |  |
Total segment adjusted operating income (loss) | 29,231 | 25,341 | 83,443 | 80,830
Operating segments | Rig Technologies |  |  |  |
Segment Information |  |  |  |
Total segment adjusted operating income (loss) | $ 2,761 | $ 4,995 | $ 11,830 | $ 13,741

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