v3.26.1
FAIR VALUE OF FINANCIAL INSTRUMENTS - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Dec. 31, 2024
Disclosure Of Fair Value Measurement Of Assets And Liabilities [Line Items]            
Cash $ 2,332   $ 2,332   $ 2,392  
Cash equivalents 1,115   1,115   1,154  
Financial assets 25,208   25,208   23,754  
Derivative financial assets 353   353   230  
Derivative financial liabilities (274)   (274)   (176)  
Financial liabilities 51,807   51,807   50,996  
Level 3 | Recurring fair value measurement            
Disclosure Of Fair Value Measurement Of Assets And Liabilities [Line Items]            
Financial assets 1,883   1,883   1,578 $ 993
Financial liabilities 25   25   25  
Hedges of net investment in foreign operations            
Disclosure Of Fair Value Measurement Of Assets And Liabilities [Line Items]            
Derivative financial assets 60   60   34  
Derivative financial liabilities 41   41   14  
Cash flow hedges            
Disclosure Of Fair Value Measurement Of Assets And Liabilities [Line Items]            
Derivative financial assets 157   157   58  
Derivative financial liabilities 23   23   43  
Fair value hedges            
Disclosure Of Fair Value Measurement Of Assets And Liabilities [Line Items]            
Derivative financial assets 33   33   81  
Derivative financial liabilities 83   83   76  
FVOCI            
Disclosure Of Fair Value Measurement Of Assets And Liabilities [Line Items]            
Financial assets 5,335   5,335   5,072  
FVOCI | Hedges of net investment in foreign operations            
Disclosure Of Fair Value Measurement Of Assets And Liabilities [Line Items]            
Gains (losses) on hedges of net investments in foreign operations, before tax (1) $ (147) (3) $ (188)    
FVOCI | Cash flow hedges            
Disclosure Of Fair Value Measurement Of Assets And Liabilities [Line Items]            
Gains (losses) on hedges of net investments in foreign operations, before tax 42 $ (6) 149 $ (94)    
Common shares | FVOCI            
Disclosure Of Fair Value Measurement Of Assets And Liabilities [Line Items]            
Financial assets 1,081   1,081   1,115  
Other financial assets, debt instruments at FVTPL | FVOCI            
Disclosure Of Fair Value Measurement Of Assets And Liabilities [Line Items]            
Financial assets $ 4,037   $ 4,037   $ 3,865