Statement Of Cash Flows [Abstract]
| Concept |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
As at 2022-03-31 |
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 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||||||||||||||
| Cash flows from (used in) operating activities [abstract] | ||||||||||||||||
| Profit (loss) |
631,000,000
USD
|
124,000,000
USD
|
631,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
755,000,000
USD
|
— |
–
USD
|
— |
339,000,000
USD
|
415,000,000
USD
|
–
USD
|
–
USD
|
76,000,000
USD
|
339,000,000
USD
|
| Adjustments to reconcile profit (loss) [abstract] | ||||||||||||||||
| Adjustments for finance costs | — | — | — | — | — | — |
441,000,000
USD
|
— | — | — | — |
432,000,000
USD
|
— | — | — | — |
| Adjustments for decrease (increase) in inventories | — | — | — | — | — | — |
4,000,000
USD
|
— | — | — | — |
4,000,000
USD
|
— | — | — | — |
| Adjustments for decrease (increase) in trade accounts receivable | — | — | — | — | — | — |
18,000,000
USD
|
— | — | — | — |
8,000,000
USD
|
— | — | — | — |
| Adjustments for increase (decrease) in trade accounts payable | — | — | — | — | — | — |
34,000,000
USD
|
— | — | — | — |
38,000,000
USD
|
— | — | — | — |
| Adjustments for depreciation and amortisation expense | — | — | — | — | — | — |
744,000,000
USD
|
— | — | — | — |
681,000,000
USD
|
— | — | — | — |
| Adjustments for provisions | — | — | — | — | — | — |
14,000,000
USD
|
— | — | — | — |
1,000,000
USD
|
— | — | — | — |
| Adjustments for undistributed profits of associates | — | — | — | — | — | — |
0
USD
|
— | — | — | — |
1,000,000
USD
|
— | — | — | — |
| Other adjustments for non-cash items | — | — | — | — | — | — |
6,000,000
USD
|
— | — | — | — |
15,000,000
USD
|
— | — | — | — |
| Cash flows from (used in) operations | — | — | — | — | — | — |
2,304,000,000
USD
|
— | — | — | — |
1,861,000,000
USD
|
— | — | — | — |
| Cash flows from (used in) operating activities | — | — | — | — | — | — |
2,011,000,000
USD
|
— | — | — | — |
1,666,000,000
USD
|
— | — | — | — |
| Cash flows from (used in) investing activities [abstract] | ||||||||||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — | — | — | — | — | — |
79,000,000
USD
|
— | — | — | — |
–
USD
|
— | — | — | — |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — | — | — | — | — | — |
171,000,000
USD
|
— | — | — | — |
–
USD
|
— | — | — | — |
| Purchase of property, plant and equipment, classified as investing activities | — | — | — | — | — | — |
717,000,000
USD
|
— | — | — | — |
645,000,000
USD
|
— | — | — | — |
| Purchase of intangible assets, classified as investing activities | — | — | — | — | — | — |
22,000,000
USD
|
— | — | — | — |
270,000,000
USD
|
— | — | — | — |
| Interest received, classified as investing activities | — | — | — | — | — | — |
19,000,000
USD
|
— | — | — | — |
14,000,000
USD
|
— | — | — | — |
| Cash flows from (used in) investing activities | — | — | — | — | — | — |
557,000,000
USD
|
— | — | — | — |
1,158,000,000
USD
|
— | — | — | — |
| Cash flows from (used in) financing activities [abstract] | ||||||||||||||||
| Payments from changes in ownership interests in subsidiaries that do not result in loss of control | — | — | — | — | — | — |
164,000,000
USD
|
— | — | — | — |
7,000,000
USD
|
— | — | — | — |
| Payments to acquire or redeem entity's shares | — | — | — | — | — | — |
6,000,000
USD
|
— | — | — | — |
4,000,000
USD
|
— | — | — | — |
| Proceeds from borrowings, classified as financing activities | — | — | — | — | — | — |
973,000,000
USD
|
— | — | — | — |
407,000,000
USD
|
— | — | — | — |
| Repayments of borrowings, classified as financing activities | — | — | — | — | — | — |
2,115,000,000
USD
|
— | — | — | — |
265,000,000
USD
|
— | — | — | — |
| Payments of lease liabilities, classified as financing activities | — | — | — | — | — | — |
251,000,000
USD
|
— | — | — | — |
208,000,000
USD
|
— | — | — | — |
| Cash flows from (used in) financing activities | — | — | — | — | — | — |
1,607,000,000
USD
|
— | — | — | — |
575,000,000
USD
|
— | — | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — | — | — | — | — | — |
153,000,000
USD
|
— | — | — | — |
67,000,000
USD
|
— | — | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||||||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — | — | — | — | — |
3,000,000
USD
|
— | — | — | — |
17,000,000
USD
|
— | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — |
638,000,000
USD
|
— |
813,000,000
USD
|
— | — | — | — | — | — |