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Segment Information (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Segment Reporting Information [Line Items]    
Revenue $ 938 $ 832
Total Revenues 938 832
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest (46) (87)
Other Cost and Expense, Operating 39 0
Restructuring Charges (20) 0
Share-based Payment Arrangement, Expense (7) (4)
Other Nonrecurring (Income) Expense 19 0
Operating Income (Loss) 18 (13)
Operating Segments    
Segment Reporting Information [Line Items]    
Revenue 922 818
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest 165 120
Operating Segments | Drilling and Evaluation [Member]    
Segment Reporting Information [Line Items]    
Revenue 292 236
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest 59 29
Operating Segments | Well Construction And Completion    
Segment Reporting Information [Line Items]    
Revenue 344 323
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest 67 50
Operating Segments | Production And Intervention    
Segment Reporting Information [Line Items]    
Revenue 286 259
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest 39 41
Corporate, Non-Segment    
Segment Reporting Information [Line Items]    
Revenue 16 14
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest $ (14) $ (18)