Intangible assets - Narrative (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2022 |
Dec. 31, 2021 |
|
| Disclosure of detailed information about intangible assets [line items] | ||
| Acquisition of intangible assets | $ 17,279 | |
| Impairment on intangible assets (note 27) | $ 13,017 | 0 |
| Additions to intangible assets | 550 | 1,543 |
| Amortization expense | 3,107 | 1,798 |
| Arcola Energy Limited | ||
| Disclosure of detailed information about intangible assets [line items] | ||
| Acquisition of intangible assets | 17,279 | |
| Additions to intangible assets | 550 | $ 1,543 |
| Amortization expense | $ 13,017 | |