Statement Of Changes In Equity [Abstract]
| Concept |
As at 2021-12-31 |
2021-01-01 to 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 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 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 |
As at 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 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 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 |
0
USD
|
— | — |
207,900,000
USD
|
351,300,000
USD
|
— |
0
USD
|
145,900,000
USD
|
2,800,000
USD
|
300,000
USD
|
— | — |
400,000
USD
|
300,000
USD
|
58,300,000
USD
|
69,300,000
USD
|
30,200,000
USD
|
347,800,000
USD
|
— |
306,400,000
USD
|
— | — | — |
1,900,000
USD
|
72,100,000
USD
|
14,100,000
USD
|
347,800,000
USD
|
339,100,000
USD
|
69,000,000
USD
|
300,000
USD
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||
| Profit (loss) | — | — |
168,900,000
USD
|
— | — | — | — | — | — | — |
168,900,000
USD
|
23,300,000
USD
|
— | — | — | — | — | — | — | — | — |
0
USD
|
23,300,000
USD
|
— | — | — | — | — | — | — |
| Comprehensive income | — |
0
USD
|
164,300,000
USD
|
— | — |
27,500,000
USD
|
— | — | — | — |
191,700,000
USD
|
41,900,000
USD
|
— | — | — | — | — | — | — | — |
16,200,000
USD
|
2,400,000
USD
|
23,300,000
USD
|
— | — | — | — | — | — | — |
| Issue of equity | — | — | — | — | — | — | — | — | — | — |
0
USD
|
0
USD
|
— | — | — | — | — | — |
0
USD
|
— | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — | — |
14,100,000
USD
|
— | — | — | — | — | — | — |
14,100,000
USD
|
9,500,000
USD
|
— | — | — | — | — | — | — | — | — | — |
9,500,000
USD
|
— | — | — | — | — | — | — |