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Revenue Recognition - Disaggregation of Revenue (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Revenue Recognition |  |  |
Revenues | $ 2,930,126 | $ 3,005,981 | $ 2,653,766
Other |  |  |
Revenue Recognition |  |  |
Revenues | (59,836) | (91,422) | (84,608)
Operating Segments |  |  |
Revenue Recognition |  |  |
Revenues | 2,989,962 | 3,097,403 | 2,738,374
Operating Segments | Lower 48 |  |  |
Revenue Recognition |  |  |
Revenues | 1,128,577 | 1,370,484 | 1,182,838
Operating Segments | U.S. Offshore Gulf Of Mexico |  |  |
Revenue Recognition |  |  |
Revenues | 117,196 | 129,365 | 133,201
Operating Segments | Alaska |  |  |
Revenue Recognition |  |  |
Revenues | 50,884 | 38,870 | 65,880
Operating Segments | Canada |  |  |
Revenue Recognition |  |  |
Revenues | 8,178 | 8,792 | 7,247
Operating Segments | Middle East & Asia |  |  |
Revenue Recognition |  |  |
Revenues | 1,144,916 | 1,081,213 | 911,940
Operating Segments | Latin America |  |  |
Revenue Recognition |  |  |
Revenues | 448,627 | 397,054 | 340,338
Operating Segments | Europe, Africa & CIS |  |  |
Revenue Recognition |  |  |
Revenues | 91,584 | 71,625 | 96,930
Operating Segments | U.S. Drilling |  |  |
Revenue Recognition |  |  |
Revenues | 1,028,122 | 1,207,629 | 1,100,614
Operating Segments | U.S. Drilling | Lower 48 |  |  |
Revenue Recognition |  |  |
Revenues | 872,432 | 1,052,274 | 913,932
Operating Segments | U.S. Drilling | U.S. Offshore Gulf Of Mexico |  |  |
Revenue Recognition |  |  |
Revenues | 107,253 | 118,218 | 122,536
Operating Segments | U.S. Drilling | Alaska |  |  |
Revenue Recognition |  |  |
Revenues | 48,437 | 37,137 | 64,146
Operating Segments | International Drilling |  |  |
Revenue Recognition |  |  |
Revenues | 1,446,092 | 1,345,249 | 1,199,282
Operating Segments | International Drilling | Middle East & Asia |  |  |
Revenue Recognition |  |  |
Revenues | 1,002,350 | 943,285 | 805,944
Operating Segments | International Drilling | Latin America |  |  |
Revenue Recognition |  |  |
Revenues | 360,092 | 341,470 | 309,320
Operating Segments | International Drilling | Europe, Africa & CIS |  |  |
Revenue Recognition |  |  |
Revenues | 83,650 | 60,494 | 84,018
Operating Segments | Drilling Solutions |  |  |
Revenue Recognition |  |  |
Revenues | 314,071 | 301,757 | 243,349
Operating Segments | Drilling Solutions | Lower 48 |  |  |
Revenue Recognition |  |  |
Revenues | 172,832 | 196,252 | 157,709
Operating Segments | Drilling Solutions | U.S. Offshore Gulf Of Mexico |  |  |
Revenue Recognition |  |  |
Revenues | 9,943 | 11,147 | 10,665
Operating Segments | Drilling Solutions | Alaska |  |  |
Revenue Recognition |  |  |
Revenues | 2,447 | 1,733 | 1,734
Operating Segments | Drilling Solutions | Canada |  |  |
Revenue Recognition |  |  |
Revenues | 1,847 | 1,522 | 1,521
Operating Segments | Drilling Solutions | Middle East & Asia |  |  |
Revenue Recognition |  |  |
Revenues | 51,222 | 44,896 | 41,257
Operating Segments | Drilling Solutions | Latin America |  |  |
Revenue Recognition |  |  |
Revenues | 74,225 | 44,422 | 29,515
Operating Segments | Drilling Solutions | Europe, Africa & CIS |  |  |
Revenue Recognition |  |  |
Revenues | 1,555 | 1,785 | 948
Operating Segments | Rig Technologies |  |  |
Revenue Recognition |  |  |
Revenues | 201,677 | 242,768 | 195,129
Operating Segments | Rig Technologies | Lower 48 |  |  |
Revenue Recognition |  |  |
Revenues | 83,313 | 121,958 | 111,197
Operating Segments | Rig Technologies | Canada |  |  |
Revenue Recognition |  |  |
Revenues | 6,331 | 7,270 | 5,726
Operating Segments | Rig Technologies | Middle East & Asia |  |  |
Revenue Recognition |  |  |
Revenues | 91,344 | 93,032 | 64,739
Operating Segments | Rig Technologies | Latin America |  |  |
Revenue Recognition |  |  |
Revenues | 14,310 | 11,162 | 1,503
Operating Segments | Rig Technologies | Europe, Africa & CIS |  |  |
Revenue Recognition |  |  |
Revenues | 6,379 | 9,346 | 11,964
Eliminations & other |  |  |
Revenue Recognition |  |  |
Revenues | (59,836) | (91,422) | (84,608)
Eliminations & other | Other |  |  |
Revenue Recognition |  |  |
Revenues | $ (59,836) | $ (91,422) | $ (84,608)

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