Statement Of Changes In Equity [Abstract]
| Concept |
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 2021-12-31 |
2021-01-01 to 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 |
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 |
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 |
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 |
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 |
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 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
As at 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 |
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 | — |
37,800,000
USD
|
54,300,000
USD
|
1,700,000
USD
|
65,500,000
USD
|
— | — |
370,500,000
USD
|
— | — | — |
2,400,000
USD
|
209,000,000
USD
|
380,800,000
USD
|
— |
150,000,000
USD
|
8,900,000
USD
|
— | — |
161,500,000
USD
|
— | — | — | — | — |
98,900,000
USD
|
155,300,000
USD
|
— | — |
8,900,000
USD
|
182,400,000
USD
|
— |
2,100,000
USD
|
30,400,000
USD
|
179,200,000
USD
|
380,800,000
USD
|
— |
337,700,000
USD
|
— | — | — | — |
1,500,000
USD
|
93,000,000
USD
|
81,500,000
USD
|
2,300,000
USD
|
165,300,000
USD
|
101,200,000
USD
|
–
USD
|
380,800,000
USD
|
550,100,000
USD
|
180,100,000
USD
|
–
USD
|
8,900,000
USD
|
384,800,000
USD
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) |
1,400,000
USD
|
— | — | — | — |
–
USD
|
78,300,000
USD
|
— |
–
USD
|
–
USD
|
–
USD
|
— | — | — |
–
USD
|
— | — |
–
USD
|
–
USD
|
— |
79,700,000
USD
|
78,300,000
USD
|
28,600,000
USD
|
–
USD
|
–
USD
|
— | — |
–
USD
|
–
USD
|
— | — |
16,000,000
USD
|
— | — | — | — |
–
USD
|
— |
–
USD
|
12,600,000
USD
|
–
USD
|
16,000,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income |
400,000
USD
|
— | — | — | — |
–
USD
|
68,600,000
USD
|
— |
–
USD
|
300,000
USD
|
29,200,000
USD
|
— | — | — |
–
USD
|
— | — |
200,000
USD
|
38,700,000
USD
|
— |
69,000,000
USD
|
1,200,000
USD
|
110,500,000
USD
|
11,500,000
USD
|
1,500,000
USD
|
— | — |
200,000
USD
|
–
USD
|
— | — |
–
USD
|
— | — | — | — |
–
USD
|
— |
78,000,000
USD
|
19,700,000
USD
|
–
USD
|
90,800,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income |
1,800,000
USD
|
— | — | — | — |
–
USD
|
146,900,000
USD
|
— |
–
USD
|
300,000
USD
|
29,200,000
USD
|
— | — | — |
–
USD
|
— | — |
200,000
USD
|
38,700,000
USD
|
— |
148,700,000
USD
|
79,500,000
USD
|
81,900,000
USD
|
11,500,000
USD
|
1,500,000
USD
|
— | — |
200,000
USD
|
–
USD
|
— | — |
16,000,000
USD
|
— | — | — | — |
–
USD
|
— |
78,000,000
USD
|
7,100,000
USD
|
–
USD
|
74,800,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners |
3,600,000
USD
|
— | — | — | — |
–
USD
|
114,500,000
USD
|
— |
–
USD
|
–
USD
|
–
USD
|
— | — | — |
–
USD
|
— | — |
–
USD
|
–
USD
|
— |
118,100,000
USD
|
114,500,000
USD
|
111,100,000
USD
|
–
USD
|
–
USD
|
— | — |
–
USD
|
–
USD
|
— | — |
105,700,000
USD
|
— | — | — | — |
–
USD
|
— |
–
USD
|
5,400,000
USD
|
–
USD
|
105,700,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity |
2,600,000
USD
|
— | — | — | — |
–
USD
|
2,400,000
USD
|
— |
–
USD
|
–
USD
|
–
USD
|
— | — | — |
–
USD
|
— | — |
–
USD
|
–
USD
|
— |
200,000
USD
|
2,400,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity |
–
USD
|
— | — | — | — |
–
USD
|
1,900,000
USD
|
— |
–
USD
|
–
USD
|
–
USD
|
— | — | — |
–
USD
|
— | — |
–
USD
|
–
USD
|
— |
1,900,000
USD
|
1,900,000
USD
|
8,500,000
USD
|
–
USD
|
–
USD
|
— | — |
–
USD
|
–
USD
|
— | — |
8,500,000
USD
|
— | — | — | — |
–
USD
|
— |
–
USD
|
–
USD
|
–
USD
|
8,500,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — | — |