Finance debt (Details 5) - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| IfrsStatementLineItems [Line Items] | ||
| Principal | $ 26,033 | $ 26,574 |
| Interest | 22,490 | 22,686 |
| Total | 48,523 | $ 49,260 |
| Not later than one year [member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Principal | 637 | |
| Interest | 990 | |
| Total | 1,627 | |
| Later than one year and not later than two years [member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Principal | 467 | |
| Interest | 1,856 | |
| Total | 2,323 | |
| Later than two years and not later than three years [member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Principal | 1,950 | |
| Interest | 1,758 | |
| Total | 3,708 | |
| Later than three years and not later than four years [member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Principal | 2,165 | |
| Interest | 1,705 | |
| Total | 3,870 | |
| Later than four years and not later than five years [member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Principal | 3,485 | |
| Interest | 1,523 | |
| Total | 5,008 | |
| Later than five years [member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Principal | 17,329 | |
| Interest | 14,659 | |
| Total | $ 31,988 |