v3.26.1
HELD FOR SALE AND DISCONTINUED OPERATIONS - Results of disposal (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Sep. 30, 2023
Jun. 30, 2023
Disclosure of Analysis of Assets and Liabilities Held For Sale [Line Items]          
Derecognition of non-controlling interest   $ 22 $ 16    
Reclassification of foreign currency translation reserve $ 355 36 (3,414)    
Russian cash generating units          
Disclosure of Analysis of Assets and Liabilities Held For Sale [Line Items]          
Loss on disposal   (3,746) (3,746)    
Assets and liabilities classified as held for sale | Russian cash generating units          
Disclosure of Analysis of Assets and Liabilities Held For Sale [Line Items]          
Carrying amount of net assets at disposal       $ 165 $ (168)
Assets and liabilities classified as held for sale | Discontinued operations | Russian cash generating units          
Disclosure of Analysis of Assets and Liabilities Held For Sale [Line Items]          
Deferred consideration to be settled in cash     1,294    
Carrying amount of net assets at disposal     (1,642)    
Derecognition of non-controlling interest     16    
Gain on sale before reclassification of foreign currency translation reserve and non-controlling interests     (332)    
Reclassification of foreign currency translation reserve     (3,384)    
net investment hedge reserves     (30)    
Reclassification of accumulated foreign currency translation reserve and net investment hedge reserve to profit or loss upon disposal of foreign operation   (3,414) (3,414)    
Loss on disposal     $ (3,746)    
Assets and liabilities classified as held for sale | Discontinued operations | Russian cash generating units | Cash and cash equivalents          
Disclosure of Analysis of Assets and Liabilities Held For Sale [Line Items]          
Carrying amount of net assets at disposal   $ (715)