Statement Of Cash Flows [Abstract]
| Concept |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||
| Cash flows from (used in) operating activities [abstract] | |||||||
| Profit (loss) |
321,300,000
USD
|
— |
321,300,000
USD
|
321,500,000
USD
|
— |
321,500,000
USD
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||
| Adjustments for income tax expense |
7,700,000
USD
|
— | — |
1,900,000
USD
|
— | — | — |
| Adjustments for unrealised foreign exchange losses (gains) |
1,200,000
USD
|
— | — |
3,900,000
USD
|
— | — | — |
| Adjustments for share-based payments |
19,000,000
USD
|
— | — |
15,200,000
USD
|
— | — | — |
| Adjustments for undistributed profits of associates |
8,600,000
USD
|
— | — |
12,100,000
USD
|
— | — | — |
| Cash flows from (used in) operating activities |
573,800,000
USD
|
— | — |
441,900,000
USD
|
— | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||
| Purchase of property, plant and equipment, classified as investing activities |
1,500,000
USD
|
— | — |
9,600,000
USD
|
— | — | — |
| Dividends received, classified as investing activities |
16,600,000
USD
|
— | — |
11,300,000
USD
|
— | — | — |
| Interest received, classified as investing activities |
126,200,000
USD
|
— | — |
90,000,000
USD
|
— | — | — |
| Cash flows from (used in) investing activities |
251,900,000
USD
|
— | — |
54,300,000
USD
|
— | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||
| Payments of lease liabilities, classified as financing activities |
4,000,000
USD
|
— | — |
3,800,000
USD
|
— | — | — |
| Interest paid, classified as financing activities |
25,800,000
USD
|
— | — |
25,800,000
USD
|
— | — | — |
| Cash flows from (used in) financing activities |
386,100,000
USD
|
— | — |
185,400,000
USD
|
— | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes |
64,200,000
USD
|
— | — |
202,200,000
USD
|
— | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||
| Effect of exchange rate changes on cash and cash equivalents |
8,400,000
USD
|
— | — |
5,900,000
USD
|
— | — | — |
| Cash and cash equivalents | — |
684,300,000
USD
|
— | — |
756,900,000
USD
|
— |
548,800,000
USD
|