Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2021-12-31 |
As at 2020-12-31 |
|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||
| Property, plant and equipment [abstract] | ||
| Property, plant and equipment |
37 3. 9
USD
|
8 49 . 8
USD
|
| Intangible assets and goodwill [abstract] | ||
| Intangible assets other than goodwill [abstract] | ||
| Intangible exploration and evaluation assets |
98. 3
USD
|
11 2 .1
USD
|
| Goodwill |
25 .4
USD
|
–
USD
|
| Trade and other current receivables [abstract] | ||
| Trade and other current receivables |
1,2 1 1.2
USD
|
74 . 6
USD
|
| Categories of non-current financial assets [abstract] | ||
| Non-current financial assets at fair value through profit or loss [abstract] | ||
| Non-current financial assets at fair value through profit or loss |
120 .4
USD
|
–
USD
|
| Categories of current financial assets [abstract] | ||
| Current financial assets at fair value through profit or loss [abstract] | ||
| Current financial assets at fair value through profit or loss |
86 .6
USD
|
5. 2
USD
|
| Classes of current inventories [abstract] | ||
| Current inventories |
10. 8
USD
|
12 .3
USD
|
| Classes of current inventories, alternative [abstract] | ||
| Cash and cash equivalents [abstract] | ||
| Cash and cash equivalents |
31 4 .1
USD
|
5 69.6
USD
|
| Miscellaneous current assets [abstract] | ||
| Current derivative financial assets |
–
USD
|
0. 2
USD
|
| Classes of other provisions [abstract] | ||
| Provision for decommissioning, restoration and rehabilitation costs [abstract] | ||
| Non-current provision for decommissioning, restoration and rehabilitation costs |
2,200,000
USD
|
153,200,000
USD
|
| Borrowings [abstract] | ||
| Non-current portion of non-current borrowings |
16 6. 1
USD
|
–
USD
|
| Current borrowings and current portion of non-current borrowings [abstract] | ||
| Current borrowings |
10 . 9
USD
|
–
USD
|
| Non-current portion of non-current borrowings, by type [abstract] | ||
| Trade and other current payables [abstract] | ||
| Trade and other current payables |
152 . 2
USD
|
91 . 6
USD
|
| Miscellaneous current liabilities [abstract] | ||
| Current derivative financial liabilities |
–
USD
|
3. 2
USD
|
| Issued capital [abstract] | ||
| Issued capital |
12 .6
USD
|
12,600,000
USD
|
| Retained earnings [abstract] | ||
| Retained earnings |
1,345. 8
USD
|
7 29 .7
USD
|
| Accumulated other comprehensive income [abstract] | ||
| Reserve of exchange differences on translation |
74 . 1
USD
|
130. 8
USD
|
| Reserve of cash flow hedges |
–
USD
|
3,400,000
USD
|
| Miscellaneous equity [abstract] | ||
| Reserve of share-based payments |
17. 5
USD
|
13. 4
USD
|
| Net assets (liabilities) [abstract] | ||
| Assets |
2,24 6.4
USD
|
1,6 35. 3
USD
|
| Liabilities |
4 4 7. 8
USD
|
5 0 9 .7
USD
|
| Assets (liabilities) |
1 ,7 98 .6
USD
|
1 ,125.6
USD
|
| Net current assets (liabilities) [abstract] | ||
| Current assets |
1 , 62 2 .7
USD
|
6 61 . 9
USD
|
| Current liabilities |
186 . 4
USD
|
142 . 8
USD
|
| Assets less current liabilities [abstract] |