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Segment Information - Adjusted operating income (loss) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Segment Information |  |  |  |
Adjusted operating income (loss) | $ 60,371 | $ (15,093) | $ 93,397 | $ (77,097)
Operating segments |  |  |  |
Segment Information |  |  |  |
Adjusted operating income (loss) | 60,371 | (15,093) | 93,397 | (77,097)
Operating segments | U.S. Drilling |  |  |  |
Segment Information |  |  |  |
Adjusted operating income (loss) | 37,776 | (19,700) | 40,213 | (63,905)
Operating segments | Canada Drilling |  |  |  |
Segment Information |  |  |  |
Adjusted operating income (loss) | (9) | 1,371 | (43) | 2,670
Operating segments | International Drilling |  |  |  |
Segment Information |  |  |  |
Adjusted operating income (loss) | (907) | (7,297) | (2,629) | (34,368)
Operating segments | Drilling Solutions |  |  |  |
Segment Information |  |  |  |
Adjusted operating income (loss) | 20,099 | 8,607 | 53,068 | 19,841
Operating segments | Rig Technologies |  |  |  |
Segment Information |  |  |  |
Adjusted operating income (loss) | $ 3,412 | $ 1,926 | $ 2,788 | $ (1,335)

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