v3.26.1
FAIR VALUE OF FINANCIAL INSTRUMENTS - Schedule of Financial Assets and Liabilities (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Disclosure of financial assets [line items]    
Financial assets $ 4,612 $ 4,633
Disclosure of financial liabilities [line items]    
Financial liabilities 19,239 19,342
Financial assets (current and non-current)    
Disclosure of financial assets [line items]    
Hedge accounting, financial assets 66 90
Financial liabilities (current and non-current)    
Disclosure of financial assets [line items]    
Hedge accounting, financial liabilities 57 23
Fair value through profit or loss    
Disclosure of financial liabilities [line items]    
Financial liabilities 57 23
Amortized cost    
Disclosure of financial liabilities [line items]    
Financial liabilities 19,182 19,319
Fair value through profit or loss    
Disclosure of financial assets [line items]    
Financial assets 114 90
Amortized cost    
Disclosure of financial assets [line items]    
Financial assets 4,498 4,543
Accounts payable and other (current and non-current)    
Disclosure of financial liabilities [line items]    
Financial liabilities 904 921
Accounts payable and other (current and non-current) | Fair value through profit or loss    
Disclosure of financial liabilities [line items]    
Financial liabilities 0 0
Accounts payable and other (current and non-current) | Amortized cost    
Disclosure of financial liabilities [line items]    
Financial liabilities 904 921
Non-recourse borrowings (current and non-current)    
Disclosure of financial liabilities [line items]    
Financial liabilities 12,786 13,169
Non-recourse borrowings (current and non-current) | Fair value through profit or loss    
Disclosure of financial liabilities [line items]    
Financial liabilities 0 0
Non-recourse borrowings (current and non-current) | Amortized cost    
Disclosure of financial liabilities [line items]    
Financial liabilities 12,786 13,169
Shares classified as financial liability    
Disclosure of financial liabilities [line items]    
Financial liabilities 5,392 5,129
Shares classified as financial liability | Fair value through profit or loss    
Disclosure of financial liabilities [line items]    
Financial liabilities 0 0
Shares classified as financial liability | Amortized cost    
Disclosure of financial liabilities [line items]    
Financial liabilities 5,392 5,129
Financial liabilities (current and non-current)    
Disclosure of financial liabilities [line items]    
Financial liabilities 57 23
Financial liabilities (current and non-current) | Fair value through profit or loss    
Disclosure of financial liabilities [line items]    
Financial liabilities 57 23
Financial liabilities (current and non-current) | Amortized cost    
Disclosure of financial liabilities [line items]    
Financial liabilities 0 0
Loans payable to Brookfield Infrastructure    
Disclosure of financial liabilities [line items]    
Financial liabilities 100 100
Loans payable to Brookfield Infrastructure | Fair value through profit or loss    
Disclosure of financial liabilities [line items]    
Financial liabilities 0 0
Loans payable to Brookfield Infrastructure | Amortized cost    
Disclosure of financial liabilities [line items]    
Financial liabilities 100 100
Cash and cash equivalents    
Disclosure of financial assets [line items]    
Financial assets 690 431
Cash and cash equivalents | Fair value through profit or loss    
Disclosure of financial assets [line items]    
Financial assets 0 0
Cash and cash equivalents | Amortized cost    
Disclosure of financial assets [line items]    
Financial assets 690 431
Accounts receivable and other (current and non-current)    
Disclosure of financial assets [line items]    
Financial assets 2,145 2,538
Accounts receivable and other (current and non-current) | Fair value through profit or loss    
Disclosure of financial assets [line items]    
Financial assets 0 0
Accounts receivable and other (current and non-current) | Amortized cost    
Disclosure of financial assets [line items]    
Financial assets 2,145 2,538
Financial assets (current and non-current)    
Disclosure of financial assets [line items]    
Financial assets 114 90
Financial assets (current and non-current) | Fair value through profit or loss    
Disclosure of financial assets [line items]    
Financial assets 114 90
Financial assets (current and non-current) | Amortized cost    
Disclosure of financial assets [line items]    
Financial assets 0 0
Due from Brookfield Infrastructure    
Disclosure of financial assets [line items]    
Financial assets 1,663 1,574
Due from Brookfield Infrastructure | Fair value through profit or loss    
Disclosure of financial assets [line items]    
Financial assets 0 0
Due from Brookfield Infrastructure | Amortized cost    
Disclosure of financial assets [line items]    
Financial assets $ 1,663 $ 1,574