v3.25.4
Property, plant and equipment (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Disclosure of detailed information about property, plant and equipment [line items]    
Property, plant and equipment at beginning of period $ 3,842 $ 3,835
Acquisitions 15  
Additions 440 495
Amortization (478) (470)
Impairment (241) (15)
Foreign exchange 31 (16)
Disposals (1) (2)
Transfers 0 0
Property, plant and equipment at end of period 3,593 3,842
Cost of sales    
Disclosure of detailed information about property, plant and equipment [line items]    
Amortization (468) (462)
Selling, general and administrative expense    
Disclosure of detailed information about property, plant and equipment [line items]    
Amortization (10) (8)
Gross carrying amount    
Disclosure of detailed information about property, plant and equipment [line items]    
Property, plant and equipment at beginning of period 7,641  
Property, plant and equipment at end of period 7,747 7,641
Accumulated depreciation and amortisation    
Disclosure of detailed information about property, plant and equipment [line items]    
Property, plant and equipment at beginning of period (3,798)  
Property, plant and equipment at end of period (4,154) (3,798)
Manufacturing plant, equipment and machinery    
Disclosure of detailed information about property, plant and equipment [line items]    
Property, plant and equipment at beginning of period 3,259 3,319
Acquisitions 12  
Additions 166 73
Amortization (469) (462)
Impairment (227) (15)
Foreign exchange 26 (11)
Disposals 0 (2)
Transfers 413 343
Property, plant and equipment at end of period 3,168 3,259
Manufacturing plant, equipment and machinery | Gross carrying amount    
Disclosure of detailed information about property, plant and equipment [line items]    
Property, plant and equipment at beginning of period 6,939  
Property, plant and equipment at end of period 7,204 6,939
Manufacturing plant, equipment and machinery | Accumulated depreciation and amortisation    
Disclosure of detailed information about property, plant and equipment [line items]    
Property, plant and equipment at beginning of period (3,680)  
Property, plant and equipment at end of period (4,036) (3,680)
Construction- in-progress    
Disclosure of detailed information about property, plant and equipment [line items]    
Property, plant and equipment at beginning of period 445 376
Acquisitions 2  
Additions 264 411
Amortization 0 0
Impairment (13) 0
Foreign exchange 1 0
Disposals 0 0
Transfers (414) (343)
Property, plant and equipment at end of period 282 445
Construction- in-progress | Gross carrying amount    
Disclosure of detailed information about property, plant and equipment [line items]    
Property, plant and equipment at beginning of period 445  
Property, plant and equipment at end of period 282 445
Construction- in-progress | Accumulated depreciation and amortisation    
Disclosure of detailed information about property, plant and equipment [line items]    
Property, plant and equipment at beginning of period 0  
Property, plant and equipment at end of period 0 0
Roads and bridges    
Disclosure of detailed information about property, plant and equipment [line items]    
Property, plant and equipment at beginning of period 49 46
Acquisitions 0  
Additions 10 11
Amortization (8) (7)
Impairment 0 0
Foreign exchange 0 0
Disposals 0 0
Transfers 1 0
Property, plant and equipment at end of period 52 49
Roads and bridges | Gross carrying amount    
Disclosure of detailed information about property, plant and equipment [line items]    
Property, plant and equipment at beginning of period 165  
Property, plant and equipment at end of period 163 165
Roads and bridges | Accumulated depreciation and amortisation    
Disclosure of detailed information about property, plant and equipment [line items]    
Property, plant and equipment at beginning of period (116)  
Property, plant and equipment at end of period (112) (116)
Other    
Disclosure of detailed information about property, plant and equipment [line items]    
Property, plant and equipment at beginning of period 89 94
Acquisitions 0  
Additions 0 0
Amortization (2) (1)
Impairment 0 0
Foreign exchange 4 (5)
Disposals (1) 0
Transfers 0 0
Property, plant and equipment at end of period 91 89
Other | Gross carrying amount    
Disclosure of detailed information about property, plant and equipment [line items]    
Property, plant and equipment at beginning of period 91  
Property, plant and equipment at end of period 98 91
Other | Accumulated depreciation and amortisation    
Disclosure of detailed information about property, plant and equipment [line items]    
Property, plant and equipment at beginning of period (2)  
Property, plant and equipment at end of period $ (6) $ (2)