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Revenue Recognition - Disaggregation of Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Revenue Recognition |  |  |  |
Revenues | $ 818,190 | $ 731,805 | $ 2,387,164 | $ 2,200,307
Operating Segments |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 834,610 | 748,720 | 2,431,636 | 2,244,761
Operating Segments | Lower 48 |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 278,584 | 279,960 | 843,238 | 871,091
Operating Segments | U.S. Offshore |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 33,645 | 27,479 | 92,891 | 89,984
Operating Segments | Alaska |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 35,812 | 12,626 | 91,915 | 35,726
Operating Segments | Canada |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 17,385 | 1,352 | 36,908 | 5,333
Operating Segments | Middle East & Asia |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 316,759 | 283,128 | 915,611 | 846,382
Operating Segments | Latin America |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 113,273 | 118,236 | 344,317 | 333,269
Operating Segments | Europe, Africa & CIS |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 39,152 | 25,939 | 106,756 | 62,976
Operating Segments | U.S. Drilling |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 249,836 | 254,773 | 736,020 | 786,485
Operating Segments | U.S. Drilling | Lower 48 |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 185,404 | 217,138 | 563,898 | 670,060
Operating Segments | U.S. Drilling | U.S. Offshore |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 30,802 | 25,510 | 85,989 | 82,555
Operating Segments | U.S. Drilling | Alaska |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 33,630 | 12,125 | 86,133 | 33,870
Operating Segments | International Drilling |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 407,235 | 368,594 | 1,173,923 | 1,074,686
Operating Segments | International Drilling | Canada |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 15,633 |  | 30,676 |
Operating Segments | International Drilling | Middle East & Asia |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 270,003 | 250,740 | 780,429 | 751,271
Operating Segments | International Drilling | Latin America |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 91,050 | 94,140 | 276,279 | 266,416
Operating Segments | International Drilling | Europe, Africa & CIS |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 30,549 | 23,714 | 86,539 | 56,999
Operating Segments | Drilling Solutions |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 141,942 | 79,544 | 405,404 | 238,079
Operating Segments | Drilling Solutions | Lower 48 |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 71,336 | 42,161 | 219,707 | 134,296
Operating Segments | Drilling Solutions | U.S. Offshore |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 2,843 | 1,969 | 6,902 | 7,429
Operating Segments | Drilling Solutions | Alaska |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 2,182 | 501 | 5,778 | 1,856
Operating Segments | Drilling Solutions | Canada |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 575 | 416 | 1,648 | 1,282
Operating Segments | Drilling Solutions | Middle East & Asia |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 34,549 | 13,321 | 87,006 | 37,363
Operating Segments | Drilling Solutions | Latin America |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 21,917 | 20,735 | 65,458 | 54,789
Operating Segments | Drilling Solutions | Europe, Africa & CIS |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 8,540 | 441 | 18,905 | 1,064
Operating Segments | Rig Technologies |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 35,597 | 45,809 | 116,289 | 145,511
Operating Segments | Rig Technologies | Lower 48 |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 21,844 | 20,661 | 59,633 | 66,735
Operating Segments | Rig Technologies | Alaska |  |  |  |
Revenue Recognition |  |  |  |
Revenues |  |  | 4 |
Operating Segments | Rig Technologies | Canada |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 1,177 | 936 | 4,584 | 4,051
Operating Segments | Rig Technologies | Middle East & Asia |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 12,207 | 19,067 | 48,176 | 57,748
Operating Segments | Rig Technologies | Latin America |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 306 | 3,361 | 2,580 | 12,064
Operating Segments | Rig Technologies | Europe, Africa & CIS |  |  |  |
Revenue Recognition |  |  |  |
Revenues | 63 | 1,784 | 1,312 | 4,913
Eliminations & other |  |  |  |
Revenue Recognition |  |  |  |
Revenues | (16,420) | (16,915) | (44,472) | (44,454)
Eliminations & other | Other |  |  |  |
Revenue Recognition |  |  |  |
Revenues | $ (16,420) | $ (16,915) | $ (44,472) | $ (44,454)

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