Disclosure Of Effect Of Changes In Foreign Exchange Rates [Text Block]
| Concept |
2020-04-01 to 2021-03-31 |
As at 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2019-04-01 to 2020-03-31 |
As at 2020-03-31 |
2019-04-01 to 2020-03-31 |
2019-04-01 to 2020-03-31 |
2019-04-01 to 2020-03-31 |
2019-04-01 to 2020-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of effect of changes in foreign exchange rates [text block] | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of information when currency is not exchangeable into another currency [text block] | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of information when foreign operation’s functional currency is not exchangeable into presentation currency [text block] | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of summarised financial information about foreign operation [text block] | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of summarised financial information about foreign operation [abstract] | ||||||||||||
| Disclosure of summarised financial information about foreign operation [line items] | ||||||||||||
| Non-current assets | — |
8,640,000,000
USD
|
— | — | — | — | — |
7,499,000,000
USD
|
— | — | — | — |
| Current assets | — |
1,431,000,000
USD
|
— | — | — | — | — |
1,400,000,000
USD
|
— | — | — | — |
| Non-current liabilities | — |
4,536,000,000
USD
|
— | — | — | — | — |
4,394,000,000
USD
|
— | — | — | — |
| Current liabilities | — |
2,416,000,000
USD
|
— | — | — | — | — |
2,224,000,000
USD
|
— | — | — | — |
| Revenue | — | — | — |
5,372,000,000
USD
|
— | — | — | — | — | — |
5,179,000,000
USD
|
— |
| Profit (loss) from continuing operations | — | — | — |
802,000,000
USD
|
— | — | — | — | — | — |
679,000,000
USD
|
— |
| Profit (loss) from discontinued operations | — | — | — |
—
USD
|
— | — | — | — | — | — |
2,000,000
USD
|
— |
| Profit (loss) | — | — |
803,000,000
USD
|
802,000,000
USD
|
1,000,000
USD
|
803,000,000
USD
|
2,000,000
USD
|
— |
675,000,000
USD
|
675,000,000
USD
|
677,000,000
USD
|
— |
| Other comprehensive income |
66,000,000
USD
|
— |
12,000,000
USD
|
84,000,000
USD
|
6,000,000
USD
|
78,000,000
USD
|
1,000,000
USD
|
— |
297,000,000
USD
|
15,000,000
USD
|
298,000,000
USD
|
312,000,000
USD
|
| Comprehensive income |
66,000,000
USD
|
— |
815,000,000
USD
|
886,000,000
USD
|
5,000,000
USD
|
881,000,000
USD
|
1,000,000
USD
|
— |
378,000,000
USD
|
690,000,000
USD
|
379,000,000
USD
|
312,000,000
USD
|