Statement Of Changes In Equity [Abstract]
| Concept |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||||||||||||
| Equity |
3,423,900,000
USD
|
539,000,000
USD
|
— |
41,800,000
USD
|
— |
33,300,000
USD
|
— |
2,918,200,000
USD
|
2,822,700,000
USD
|
— |
53,600,000
USD
|
— | — | — | — |
3,398,200,000
USD
|
2,918,200,000
USD
|
41,800,000
USD
|
53,600,000
USD
|
— | — |
539,000,000
USD
|
2,822,700,000
USD
|
— | — | — |
59,000,000
USD
|
— |
539,000,000
USD
|
41,800,000
USD
|
2,727,000,000
USD
|
800,000
USD
|
3,350,500,000
USD
|
2,812,300,000
USD
|
43,400,000
USD
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||||||||
| Profit (loss) | — | — | — | — | — | — | — | — | — | — | — | — |
30,100,000
USD
|
— |
46,700,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — | — | — | — | — | — | — | — | — | — | — | — |
4,300,000
USD
|
— |
1,100,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — | — |
0
USD
|
— |
0
USD
|
— |
0
USD
|
— | — |
0
USD
|
— |
0
USD
|
25,700,000
USD
|
25,700,000
USD
|
47,700,000
USD
|
— | — | — | — |
47,700,000
USD
|
0
USD
|
— | — |
0
USD
|
0
USD
|
0
USD
|
— |
0
USD
|
— | — | — | — | — | — | — |
| Issue of equity | — | — |
0
USD
|
— |
0
USD
|
— |
0
USD
|
— | — |
0
USD
|
— |
0
USD
|
0
USD
|
0
USD
|
105,900,000
USD
|
— | — | — | — |
0
USD
|
105,900,000
USD
|
— | — |
0
USD
|
0
USD
|
10,200,000
USD
|
— |
95,700,000
USD
|
— | — | — | — | — | — | — |