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Segment Information - Assets by Segment (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Segment Reporting, Asset Reconciling Item [Line Items]      
Segment assets $ 35,308 $ 38,007  
Segment depreciation and amortization 1,105 1,317 $ 1,418
Segment capital expenditures 856 974 1,240
Operating segments      
Segment Reporting, Asset Reconciling Item [Line Items]      
Segment assets 29,659 31,725  
Segment depreciation and amortization 1,082 1,288 1,379
Segment capital expenditures 841 939 1,220
Operating segments | Oilfield Services      
Segment Reporting, Asset Reconciling Item [Line Items]      
Segment assets 15,454 15,482  
Segment depreciation and amortization 771 926 985
Segment capital expenditures 590 669 926
Operating segments | Oilfield Equipment      
Segment Reporting, Asset Reconciling Item [Line Items]      
Segment assets 2,616 3,344  
Segment depreciation and amortization 103 146 175
Segment capital expenditures 69 74 120
Operating segments | Turbo-machinery & Process Solutions      
Segment Reporting, Asset Reconciling Item [Line Items]      
Segment assets 7,692 8,951  
Segment depreciation and amortization 120 118 116
Segment capital expenditures 126 137 118
Operating segments | Digital Solutions      
Segment Reporting, Asset Reconciling Item [Line Items]      
Segment assets 3,897 3,948  
Segment depreciation and amortization 88 98 103
Segment capital expenditures 56 59 56
Corporate      
Segment Reporting, Asset Reconciling Item [Line Items]      
Segment assets 5,649 6,282  
Segment depreciation and amortization 23 29 39
Segment capital expenditures $ 15 $ 35 $ 20