v3.26.1
EQUITY ACCOUNTED INVESTMENTS - Revenues and Expenses of Joint Ventures and Associates (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Disclosure of detailed information about investment property [line items]        
Revenue $ 1,886 $ 1,802 $ 3,571 $ 3,551
Expenses 2,152 2,057 4,122 4,062
Income from equity accounted investments 331 192 610 418
Net income (loss) 62 (46) 17 (175)
Total for all joint ventures | Total for all associates        
Disclosure of detailed information about investment property [line items]        
Revenue 1,773 1,396 3,241 2,726
Expenses 1,629 1,204 2,852 2,333
Income from equity accounted investments 306 171 397 242
Income before fair value gains, net 450 363 786 635
Fair value gains, net 382 105 789 554
Net income (loss) $ 832 $ 468 $ 1,575 $ 1,189