v3.25.4
Financial Instruments - Summary of Financial Assets and Liabilities (Detail) - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Disclosure of Financial Assets and Liabilities [Line Items]      
Cash and cash equivalents $ 511 $ 1,968 $ 1,298
Trade and other receivables 1,143 1,087  
Other financial assets - current 94 35  
Other financial assets - non-current 466 442  
Current indebtedness (795) (973)  
Trade payables (147) (176)  
Accruals (826) (799)  
Other financial liabilities - current [1] (108) (113)  
Long-term indebtedness (1,328) (1,847)  
Other financial liabilities - non-current [2] (210) (232)  
Total (1,200) (608)  
Assets/ (Liabilities) at Amortized Cost [member]      
Disclosure of Financial Assets and Liabilities [Line Items]      
Cash and cash equivalents 276 873  
Trade and other receivables 1,143 1,087  
Other financial assets - current 10 7  
Other financial assets - non-current 10 11  
Current indebtedness (795) (973)  
Trade payables (147) (176)  
Accruals (826) (799)  
Other financial liabilities - current [1] (68) (75)  
Long-term indebtedness (1,328) (1,847)  
Other financial liabilities - non-current [2] (194) (198)  
Total (1,919) (2,090)  
Assets/ (Liabilities) at Fair Value through Earnings [member]      
Disclosure of Financial Assets and Liabilities [Line Items]      
Cash and cash equivalents 235 1,095  
Trade and other receivables 0 0  
Other financial assets - current 84 28  
Other financial assets - non-current 288 332  
Current indebtedness 0 0  
Trade payables 0 0  
Accruals 0 0  
Other financial liabilities - current (40) (17)  
Long-term indebtedness 0 0  
Other financial liabilities - non-current 0 (34)  
Total 567 1,404  
Assets at Fair Value through Other Comprehensive Income or Loss [member]      
Disclosure of Financial Assets and Liabilities [Line Items]      
Cash and cash equivalents 0 0  
Trade and other receivables 0 0  
Other financial assets - current 0 0  
Other financial assets - non-current 168 99  
Current indebtedness 0 0  
Trade payables 0 0  
Accruals 0 0  
Other financial liabilities - current 0 0  
Long-term indebtedness 0 0  
Other financial liabilities - non-current 0 0  
Total 168 99  
Derivatives Used for Hedging [member]      
Disclosure of Financial Assets and Liabilities [Line Items]      
Cash and cash equivalents 0 0  
Trade and other receivables 0 0  
Other financial assets - current 0 0  
Other financial assets - non-current 0 0  
Current indebtedness 0 0  
Trade payables 0 0  
Accruals 0 0  
Other financial liabilities - current [3] 0 (21)  
Long-term indebtedness 0 0  
Other financial liabilities - non-current (16) 0  
Total $ (16) $ (21)  
[1] Includes lease liabilities of $59 million (2024 - $58 million).
[2] Includes lease liabilities of $190 million (2024 - $198 million).
[3] Derivatives are entered into with specific objectives for each transaction, and are linked to specific assets, liabilities, firm commitments or highly probable forecasted transactions.