Acquisition and disposals - Impact of acquisition on net debt (Details) $ in Millions |
Mar. 06, 2025
USD ($)
|
|---|---|
| Disclosure of detailed information about business combination [line items] | |
| less: cash and cash equivalents acquired | $ (293) |
| Arcadium Lithium Plc | |
| Disclosure of detailed information about business combination [line items] | |
| Borrowings of Arcadium Lithium | 1,599 |
| less: convertible loan notes settled on change of control | (400) |
| less: cash and cash equivalents acquired | (293) |
| less: loan advanced to Arcadium prior to acquisition | (200) |
| Acquired net debt | 706 |
| Cash payment in consideration of equity to shareholders of Arcadium Lithium plc | 6,301 |
| Cash payment to settle convertible loan notes | 400 |
| Change in net debt on acquisition | $ 7,407 |