Income Tax, Movements in deferred tax assets and liabilities (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2023 |
Dec. 31, 2022 |
|
| Deferred tax assets [Abstract] | ||
| Beginning of period | $ 149,656 | $ 172,268 |
| Increase/(decrease) through the consolidated profit and loss statement | 7,327 | 29,197 |
| Increase/(decrease) through other consolidated comprehensive income (equity) | 2,207 | (46,344) |
| Currency translation differences and other | 1,805 | (5,465) |
| End of period | 160,995 | 149,656 |
| Deferred tax liabilities [Abstract] | ||
| Beginning of period | 296,481 | 308,859 |
| Increase/(decrease) through the consolidated profit and loss statement | (27,055) | (19,864) |
| Increase/(decrease) through other consolidated comprehensive income (equity) | (5,830) | 17,608 |
| Currency translation differences and other | 7,692 | (10,122) |
| End of period | $ 271,288 | $ 296,481 |