v3.26.1
INVESTMENTS, DEBT AND DERIVATIVES - Debt and derivatives (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Disclosure of fair value measurement of liabilities [line items]    
Financial liabilities at fair value through profit or loss $ 78 $ 27
Financial liabilities at amortised cost 5,775 5,118
Total debt and derivatives 5,853 5,145
Non-current 4,417 4,043
Current 1,436 1,102
Derivatives designated as cash flow hedge    
Disclosure of fair value measurement of liabilities [line items]    
Financial liabilities at fair value through profit or loss 1 0
Derivative relating to ADG resolution    
Disclosure of fair value measurement of liabilities [line items]    
Financial liabilities at fair value through profit or loss 28 0
Warrants    
Disclosure of fair value measurement of liabilities [line items]    
Financial liabilities at fair value through profit or loss 49 27
Borrowings, of which    
Disclosure of fair value measurement of liabilities [line items]    
Financial liabilities at amortised cost 3,506 3,143
i) Principal amount outstanding    
Disclosure of fair value measurement of liabilities [line items]    
Financial liabilities at amortised cost 3,429 3,049
ii) Other Borrowings    
Disclosure of fair value measurement of liabilities [line items]    
Financial liabilities at amortised cost 77 94
Interest accrued    
Disclosure of fair value measurement of liabilities [line items]    
Financial liabilities at amortised cost 70 63
Discounts and unamortized fees    
Disclosure of fair value measurement of liabilities [line items]    
Financial liabilities at amortised cost (33) (19)
Bank loans and bonds    
Disclosure of fair value measurement of liabilities [line items]    
Financial liabilities at amortised cost 3,543 3,187
Lease liabilities    
Disclosure of fair value measurement of liabilities [line items]    
Financial liabilities at amortised cost 1,857 1,760
Other financial liabilities    
Disclosure of fair value measurement of liabilities [line items]    
Financial liabilities at amortised cost $ 375 $ 171