v3.25.4
Critical Accounting Estimates and Judgments - Additional Information (Detail) - USD ($)
$ in Millions
Dec. 31, 2025
Oct. 01, 2025
Dec. 31, 2024
Disclosure of changes in accounting estimates [Line Items]      
Software $ 1,645   $ 1,453
Other identifiable intangible assets 3,102   3,134
Goodwill 7,913 $ 7,909 $ 7,262
Total deferred tax assets 1,806    
Unrecognized Deferred Tax Assets 654    
Aggregate provision for uncertain tax positions 303    
Technology Related Development [member]      
Disclosure of changes in accounting estimates [Line Items]      
Software 1,645    
Major purchases of assets [member]      
Disclosure of changes in accounting estimates [Line Items]      
Other identifiable intangible assets 3,102    
Goodwill $ 7,913