v3.26.3
Goodwill - Changes in Carrying Amount of Goodwill (Detail)
$ in Millions
 9 Months Ended
Sep. 30, 2026
USD ($)
Goodwill [Line Items]  
Goodwill, Beginning Balance $ 16,794
Acquisitions 436
Other 33
Goodwill, Ending Balance 17,263
Operating Segments [Member] | Digital  
Goodwill [Line Items]  
Goodwill, Beginning Balance 2,060
Acquisitions 272
Other 0
Goodwill, Ending Balance 2,332
Operating Segments [Member] | Reservoir Performance  
Goodwill [Line Items]  
Goodwill, Beginning Balance 4,111
Acquisitions 24
Other 0
Goodwill, Ending Balance 4,135
Operating Segments [Member] | Well Construction  
Goodwill [Line Items]  
Goodwill, Beginning Balance 6,598
Acquisitions 0
Other (13)
Goodwill, Ending Balance 6,585
Operating Segments [Member] | Production Systems  
Goodwill [Line Items]  
Goodwill, Beginning Balance 3,699
Acquisitions 140
Other 27
Goodwill, Ending Balance 3,866
Operating Segments [Member] | All Other  
Goodwill [Line Items]  
Goodwill, Beginning Balance 326
Acquisitions 0
Other 19
Goodwill, Ending Balance $ 345