XML 102 R78.htm IDEA: XBRL DOCUMENT v3.25.0.1
Mining Interest, Plant & Equipment - Schedule of Mining Interest, Plant & Equipment (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance $ 943,453 $ 749,146
Capitalized interest and accretion 22,577 14,550
Ending balance 1,627,810 943,453
Cost    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 1,418,966 1,132,251
Additions 195,431 115,026
Acquisition of PSN (Note 5) 582,900  
Disposals (4,307) (1,937)
Transfers 0 0
Change in decommissioning liability (Note 11) 246 3,182
Capitalized interest and accretion 22,577 14,550
Exchange difference (120,931) 155,894
Ending balance 2,094,882 1,418,966
Accumulated Depreciation and Impairment Charges    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance (475,513) (383,105)
Depreciation (34,804) (36,512)
Disposals 1,684 668
Exchange difference 41,561 (56,564)
Ending balance (467,072) (475,513)
Plant and equipment    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 97,560 108,649
Ending balance 98,785 97,560
Plant and equipment | Cost    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 189,414 135,579
Additions 13,534 19,005
Acquisition of PSN (Note 5) 4,790  
Disposals (3,973) (1,338)
Transfers 9,142 8,457
Change in decommissioning liability (Note 11) 0 0
Capitalized interest and accretion 0 0
Exchange difference (21,156) 27,711
Ending balance 191,751 189,414
Plant and equipment | Accumulated Depreciation and Impairment Charges    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance (91,854) (60,844)
Depreciation (16,513) (13,478)
Disposals 1,684 668
Exchange difference 13,717 (18,200)
Ending balance (92,966) (91,854)
Construction in progress    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 64,342 13,073
Ending balance 67,294 64,342
Construction in progress | Cost    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 64,342 46,987
Additions 40,087 14,450
Acquisition of PSN (Note 5) 0  
Disposals (334) (599)
Transfers (26,577) (8,457)
Change in decommissioning liability (Note 11) 0 0
Capitalized interest and accretion 0 0
Exchange difference (10,224) 11,961
Ending balance 67,294 64,342
Construction in progress | Accumulated Depreciation and Impairment Charges    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 0 0
Depreciation 0 0
Disposals 0 0
Exchange difference 0 0
Ending balance 0 0
Depletable mineral properties    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 223,104 149,601
Ending balance 231,266 223,104
Depletable mineral properties | Cost    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 427,287 292,386
Additions 49,434 36,190
Acquisition of PSN (Note 5) 0  
Disposals 0 0
Transfers 17,435 0
Change in decommissioning liability (Note 11) 763 3,182
Capitalized interest and accretion 0 0
Exchange difference (69,023) 95,529
Ending balance 425,896 427,287
Depletable mineral properties | Accumulated Depreciation and Impairment Charges    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance (204,183) (142,785)
Depreciation (18,291) (23,034)
Disposals 0 0
Exchange difference 27,844 (38,364)
Ending balance (194,630) (204,183)
Non-Depletable development projects    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 216,723 153,540
Ending balance 287,446 216,723
Non-Depletable development projects | Cost    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 216,723 153,540
Additions 66,696 30,412
Acquisition of PSN (Note 5) 0  
Disposals 0 0
Transfers 0 0
Change in decommissioning liability (Note 11) 0 0
Capitalized interest and accretion 22,577 14,550
Exchange difference (18,550) 18,221
Ending balance 287,446 216,723
Non-Depletable development projects | Accumulated Depreciation and Impairment Charges    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 0 0
Depreciation 0 0
Disposals 0 0
Exchange difference 0 0
Ending balance 0 0
Exploration projects    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 341,724 324,283
Ending balance 943,019 341,724
Exploration projects | Cost    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 521,200 503,759
Additions 25,680 14,969
Acquisition of PSN (Note 5) 578,110  
Disposals 0 0
Transfers 0 0
Change in decommissioning liability (Note 11) (517) 0
Capitalized interest and accretion 0 0
Exchange difference (1,978) 2,472
Ending balance 1,122,495 521,200
Exploration projects | Accumulated Depreciation and Impairment Charges    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance (179,476) (179,476)
Depreciation 0 0
Disposals 0 0
Exchange difference 0 0
Ending balance $ (179,476) $ (179,476)