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Business Segments - Financial Information Relating to Business Segments (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Segment Reporting Information [Line Items]    
Revenues from external customers $ 1,264,603 $ 1,492,543
Selling, general and administrative 66,930 64,984
Depreciation, depletion, amortization and impairment 231,866 274,956
Operating income 16,945 86,999
Other revenues 15,934 17,817
Total consolidated revenues 1,280,537 1,510,360
Interest income 1,464 2,189
Interest expense, net of amount capitalized (17,697) (18,335)
Other income 1,968 850
Income before income taxes 2,680 71,703
Drilling Services    
Segment Reporting Information [Line Items]    
Total consolidated revenues 412,860 457,573
Operating Segments    
Segment Reporting Information [Line Items]    
Revenues from external customers 1,264,603 1,492,543
Direct operating costs 952,250 1,065,961
Selling, general and administrative 24,473 22,504
Depreciation, depletion, amortization and impairment 223,674 268,207
Other segment items   (9,870)
Operating income 64,206 145,741
Operating Segments | Drilling Services    
Segment Reporting Information [Line Items]    
Revenues from external customers 412,860 457,573
Direct operating costs 247,629 271,737
Selling, general and administrative 3,945 3,879
Depreciation, depletion, amortization and impairment 84,972 92,345
Other segment items   0
Operating income 76,314 89,612
Operating Segments | Completion Services    
Segment Reporting Information [Line Items]    
Revenues from external customers 766,080 944,997
Direct operating costs 657,681 745,594
Selling, general and administrative 11,409 10,964
Depreciation, depletion, amortization and impairment 115,826 148,680
Other segment items   (9,870)
Operating income (18,836) 49,629
Operating Segments | Drilling Products    
Segment Reporting Information [Line Items]    
Revenues from external customers 85,663 89,973
Direct operating costs 46,940 48,630
Selling, general and administrative 9,119 7,661
Depreciation, depletion, amortization and impairment 22,876 27,182
Other segment items   0
Operating income 6,728 6,500
Other    
Segment Reporting Information [Line Items]    
Operating income 230 988
Corporate    
Segment Reporting Information [Line Items]    
Operating income $ (47,491) $ (59,730)