Statement Of Cash Flows [Abstract]
| Concept |
2021-04-01 to 2022-03-31 |
As at 2022-03-31 |
As at 2021-03-31 |
2020-04-01 to 2021-03-31 |
|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||
| Cash flows from (used in) operating activities [abstract] | ||||
| 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
|
— |