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Revenue (Details)
$ in Millions
3 Months Ended 12 Months Ended
Mar. 31, 2025
USD ($)
Division
Customers
Mar. 31, 2024
USD ($)
Dec. 31, 2024
Customers
Disaggregation of Revenue [Line Items]      
Number of business segments | Division 2    
Revenue $ 5,417 $ 5,804  
Revenue, Performance Obligation, Description of Timing one year    
NumberOfCustomersExceedReceivablesThreshold | Customers 0   0
CDS Contracts Aggregate      
Disaggregation of Revenue [Line Items]      
Derivative, Notional Amount $ 1,000    
North America [Member]      
Disaggregation of Revenue [Line Items]      
Revenue 2,236 2,546  
Latin America [Member]      
Disaggregation of Revenue [Line Items]      
Revenue 896 1,108  
Europe/Africa/CIS [Member]      
Disaggregation of Revenue [Line Items]      
Revenue 775 729  
Middle East/Asia [Member]      
Disaggregation of Revenue [Line Items]      
Revenue 1,510 1,421  
Completion And Production [Member]      
Disaggregation of Revenue [Line Items]      
Revenue 3,120 3,373  
Drilling And Evaluation [Member]      
Disaggregation of Revenue [Line Items]      
Revenue $ 2,297 $ 2,431  
Minimum [Member]      
Disaggregation of Revenue [Line Items]      
Revenue, Performance Obligation, Description of Payment Terms 20    
Maximum [Member]      
Disaggregation of Revenue [Line Items]      
Revenue, Performance Obligation, Description of Payment Terms 60    
Revenue Benchmark [Member] | UNITED STATES | Geographic Concentration Risk [Member]      
Disaggregation of Revenue [Line Items]      
Concentration Risk, Percentage 39.00% 42.00%  
Accounts Receivable [Member] | UNITED STATES | Geographic Concentration Risk [Member]      
Disaggregation of Revenue [Line Items]      
Concentration Risk, Percentage 33.00%   30.00%
Accounts Receivable [Member] | MEXICO | Geographic Concentration Risk [Member]      
Disaggregation of Revenue [Line Items]      
Concentration Risk, Percentage 9.00%   11.00%
Accounts Receivable [Member] | MEXICO | Customer Concentration Risk      
Disaggregation of Revenue [Line Items]      
Concentration Risk, Percentage 7.00%   8.00%