XML 156 R145.htm IDEA: XBRL DOCUMENT v3.25.4
Provisions - Summary of Provisions by Class (Detail) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Disclosure of other provisions [line items]    
Beginning balance $ 576 $ 589
Effect of movements in foreign exchange 41 (61)
Provisions made 276 218
Provisions used (170) (117)
Provisions reversed (88) (69)
Other movements (17) 18
Ending balance 617 576
Restructuring [Member]    
Disclosure of other provisions [line items]    
Beginning balance 62 69
Effect of movements in foreign exchange 6 (3)
Provisions made 29 51
Provisions used (40) (54)
Provisions reversed (15) (2)
Other movements 0 0
Ending balance 41 62
Disputes [Member]    
Disclosure of other provisions [line items]    
Beginning balance 472 476
Effect of movements in foreign exchange 34 (58)
Provisions made 247 158
Provisions used (122) (63)
Provisions reversed (73) (68)
Other movements (15) 27
Ending balance 543 472
Other [Member]    
Disclosure of other provisions [line items]    
Beginning balance 43 44
Effect of movements in foreign exchange 1 0
Provisions made 0 9
Provisions used (8) (1)
Provisions reversed 0 0
Other movements (2) (9)
Ending balance $ 33 $ 43