Statement Of Changes In Equity [Abstract]
| Concept |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
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 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
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 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||
| Equity |
107,400,000
USD
|
— | — | — | — |
0
USD
|
114,800,000
USD
|
0
USD
|
200,000
USD
|
500,000
USD
|
7,100,000
USD
|
— |
0
USD
|
— |
207,900,000
USD
|
351,300,000
USD
|
— |
145,900,000
USD
|
2,800,000
USD
|
300,000
USD
|
0
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
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||
| Profit (loss) | — | — |
16,000,000
USD
|
— |
16,000,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
168,900,000
USD
|
168,900,000
USD
|
— | — | — | — | — | — | — |
| Comprehensive income | — | — |
15,900,000
USD
|
0
USD
|
18,200,000
USD
|
— | — | — | — | — | — |
2,300,000
USD
|
— | — | — | — |
27,500,000
USD
|
— | — | — | — |
164,300,000
USD
|
191,700,000
USD
|
— | — | — | — | — | — | — |
| Issue of equity | — | — |
0
USD
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
0
USD
|
— | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — | — |
196,800,000
USD
|
— |
196,800,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
0
USD
|
— | — | — | — | — | — | — |
| Increase (decrease) through treasury share transactions, equity | — |
31,200,000
USD
|
31,200,000
USD
|
— | — | — | — | — | — | — | — | — | — |
132,600,000
USD
|
— | — | — | — | — | — | — | — |
132,600,000
USD
|
— | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — | — |
0
USD
|
— |
0
USD
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
14,100,000
USD
|
14,100,000
USD
|
— | — | — | — | — | — | — |