Loan receivables in the financial services segment - Summary of Loan Receivables (Details) - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Disclosure of Loan Receivables [Line Items] | ||
| Non-current loan receivables | $ 626 | $ 420 |
| Current loan receivables | 1,539 | 760 |
| Loan receivables in the financial services segment | ||
| Disclosure of Loan Receivables [Line Items] | ||
| Non-current loan receivables | 626 | 420 |
| Current loan receivables | 1,539 | 760 |
| Gross carrying amount | Loan receivables in the financial services segment | ||
| Disclosure of Loan Receivables [Line Items] | ||
| Non-current loan receivables | 660 | 443 |
| Current loan receivables | 1,657 | 835 |
| Less: Loss allowance | Loan receivables in the financial services segment | ||
| Disclosure of Loan Receivables [Line Items] | ||
| Non-current loan receivables | (34) | (23) |
| Current loan receivables | $ (118) | $ (75) |