Disclosure Of Income Tax [Text Block]
| Concept |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2019-01-01 to 2019-12-31 |
As at 2019-12-31 |
As at 2018-12-31 |
2018-01-01 to 2018-12-31 |
|---|---|---|---|---|---|---|
| Disclosure of income tax [text block] | — | — | — | — | — | — |
| Major components of tax expense (income) [abstract] | ||||||
| Tax expense (income) | — |
343,000,000
USD
|
453,000,000
USD
|
— | — |
486,000,000
USD
|
| Income tax relating to components of other comprehensive income [abstract] | ||||||
| Income tax relating to cash flow hedges included in other comprehensive income | — |
41,000,000
USD
|
— | — | — | — |
| Disclosure of temporary difference, unused tax losses and unused tax credits [text block] | — | — | — | — | — | — |
| Disclosure of temporary difference, unused tax losses and unused tax credits [abstract] | ||||||
| Disclosure of temporary difference, unused tax losses and unused tax credits [line items] | ||||||
| Deferred tax assets and liabilities [abstract] | ||||||
| Deferred tax assets |
119,000,000
USD
|
— | — |
101,000,000
USD
|
152,000,000
USD
|
— |
| Deferred tax liabilities |
359,000,000
USD
|
— | — |
405,000,000
USD
|
346,000,000
USD
|
— |
| Reconciliation of accounting profit multiplied by applicable tax rates [abstract] |