v3.26.1
FINANCE COSTS - NET (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Debt Instrument [Line Items]    
Interest expense on borrowings (A) $ (26) $ (25)
Interest cost on pension and other long-term benefits (2) (2)
Realized and unrealized (losses) / gains on debt derivatives at fair value (B) 5 (9)
Realized and unrealized exchange (losses) / gains on financing activities - net (B) (4) 10
Other finance expenses (2) (2)
Capitalized borrowing costs (C) 1 1
Finance expenses (28) (27)
Finance costs - net $ (28) $ (27)
Property, plant and equipment, interest capitalization, percentage 5.00% 5.00%
Senior Unsecured Notes    
Debt Instrument [Line Items]    
Interest expense, borrowings $ 24 $ 22