Statement Of Financial Position [Abstract]
| Concept |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||
| Assets [abstract] | ||||||||||||
| Non-current assets [abstract] | ||||||||||||
| Non-current assets | — | — | — |
385,500,000
USD
|
378,000,000
USD
|
— | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||
| Cash and cash equivalents | — | — | — |
74,600,000
USD
|
91,600,000
USD
|
— | — | — |
73,900,000
USD
|
— | — | — |
| Current assets | — | — | — |
107,200,000
USD
|
122,000,000
USD
|
— | — | — | — | — | — | — |
| Assets | — | — | — |
492,700,000
USD
|
500,000,000
USD
|
— | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||
| Equity [abstract] | ||||||||||||
| Issued capital | — | — | — |
24,800,000
USD
|
12,400,000
USD
|
— | — | — | — | — | — | — |
| Equity |
24,800,000
USD
|
29,100,000
USD
|
20,100,000
USD
|
33,800,000
USD
|
37,300,000
USD
|
2,900,000
USD
|
12,400,000
USD
|
27,800,000
USD
|
36,300,000
USD
|
490,300,000
USD
|
29,100,000
USD
|
497,500,000
USD
|
| Liabilities [abstract] | ||||||||||||
| Non-current liabilities [abstract] | ||||||||||||
| Non-current liabilities | — | — | — |
417,300,000
USD
|
420,400,000
USD
|
— | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||
| Current tax liabilities, current | — | — | — |
10,100,000
USD
|
18,000,000
USD
|
— | — | — | — | — | — | — |
| Current liabilities | — | — | — |
41,600,000
USD
|
42,300,000
USD
|
— | — | — | — | — | — | — |
| Equity and liabilities | — | — | — |
492,700,000
USD
|
500,000,000
USD
|
— | — | — | — | — | — | — |