Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2023-12-31 |
As at 2022-12-31 |
|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||
| Property, plant and equipment [abstract] | ||
| Tangible exploration and evaluation assets |
0
USD
|
29,202,000
USD
|
| Other property, plant and equipment |
14,988,000
USD
|
14,015,000
USD
|
| Investments accounted for using equity method [abstract] | ||
| Investments in associates accounted for using equity method |
34,985,000
USD
|
0
USD
|
| Miscellaneous non-current assets [abstract] | ||
| Non-current restricted cash and cash equivalents |
12,000,000
USD
|
0
USD
|
| Trade and other current receivables [abstract] | ||
| Current prepayments and current accrued income other than current contract assets [abstract] | ||
| Current prepayments [abstract] | ||
| Current prepaid expenses |
561,000
USD
|
590,000
USD
|
| Trade and other current receivables |
1,092,000
USD
|
568,000
USD
|
| Current prepayments and current accrued income including current contract assets [abstract] | ||
| Current inventories arising from extractive activities [abstract] | ||
| Current crude oil |
215,000
USD
|
172,000
USD
|
| Cash and cash equivalents [abstract] | ||
| Cash and cash equivalents |
88,289,000
USD
|
19,520,000
USD
|
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners [abstract] | ||
| Non-current assets or disposal groups classified as held for sale |
9,806,000
USD
|
153,986,000
USD
|
| Miscellaneous current assets [abstract] | ||
| Current restricted cash and cash equivalents |
30,830,000
USD
|
0
USD
|
| Classes of other provisions [abstract] | ||
| Provision for decommissioning, restoration and rehabilitation costs [abstract] | ||
| Non-current provision for decommissioning, restoration and rehabilitation costs |
539,000
USD
|
1,700,000
USD
|
| Non-current portion of non-current borrowings, by type [abstract] | ||
| Non-current portion of non-current loans received |
11,879,000
USD
|
26,590,000
USD
|
| Current borrowings and current portion of non-current borrowings, by type [abstract] | ||
| Current loans received and current portion of non-current loans received |
22,500,000
USD
|
19,500,000
USD
|
| Trade and other current payables [abstract] | ||
| Current trade payables |
3,017,000
USD
|
3,649,000
USD
|
| Issued capital [abstract] | ||
| Issued capital |
208,000
USD
|
171,000
USD
|
| Retained earnings [abstract] | ||
| Retained earnings |
33,977,000
USD
|
67,930,000
USD
|
| Net assets (liabilities) [abstract] | ||
| Assets |
201,900,000
USD
|
218,355,000
USD
|
| Liabilities |
47,074,000
USD
|
77,458,000
USD
|
| Net current assets (liabilities) [abstract] | ||
| Current assets |
130,793,000
USD
|
174,836,000
USD
|
| Current liabilities |
34,162,000
USD
|
49,090,000
USD
|
| Assets less current liabilities [abstract] |