XML 120 R83.htm IDEA: XBRL DOCUMENT v3.22.1
MINERAL PROPERTIES AND PROPERTY, PLANT AND EQUIPMENT (Schedule Related to Property, Plant and Equipment) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
MINERAL PROPERTIES AND PROPERTY, PLANT AND EQUIPMENT    
Beginning Balance $ 791,127  
Ending Balance 1,712,354 $ 791,127
Net Book Value 1,712,354 791,127
Gross carrying amount [member]    
MINERAL PROPERTIES AND PROPERTY, PLANT AND EQUIPMENT    
Beginning Balance 1,145,273 1,034,014
Acquisiton of Roxgold 895,536  
Additions 172,125 105,085
Changes in closure and reclamation provision 3,729 9,339
Disposals 5,643 3,165
Ending Balance 2,211,020 1,145,273
Accumulated depreciation, amortisation and impairment [member]    
MINERAL PROPERTIES AND PROPERTY, PLANT AND EQUIPMENT    
Beginning Balance (354,146) (304,839)
Disposals (4,319) (1,669)
Depletion and depreciation 148,839 50,976
Ending Balance (498,666) (354,146)
Non Depletable [member]    
MINERAL PROPERTIES AND PROPERTY, PLANT AND EQUIPMENT    
Exploration and evaluation assets 22,000 9,000
Mineral Properties [member] | Depletable [member]    
MINERAL PROPERTIES AND PROPERTY, PLANT AND EQUIPMENT    
Net Book Value 482,652 135,572
Mineral Properties [member] | Depletable [member] | Gross carrying amount [member]    
MINERAL PROPERTIES AND PROPERTY, PLANT AND EQUIPMENT    
Beginning Balance 327,414 312,577
Acquisiton of Roxgold 112,499  
Additions 54,882 12,143
Changes in closure and reclamation provision 2,262 3,927
Disposals   1,233
Transfers 261,055  
Ending Balance 758,112 327,414
Mineral Properties [member] | Depletable [member] | Accumulated depreciation, amortisation and impairment [member]    
MINERAL PROPERTIES AND PROPERTY, PLANT AND EQUIPMENT    
Beginning Balance (191,842) (170,857)
Disposals   (543)
Depletion and depreciation 83,618 21,528
Ending Balance (275,460) (191,842)
Mineral Properties [member] | Non Depletable [member]    
MINERAL PROPERTIES AND PROPERTY, PLANT AND EQUIPMENT    
Net Book Value 766,796 250,145
Mineral Properties [member] | Non Depletable [member] | Gross carrying amount [member]    
MINERAL PROPERTIES AND PROPERTY, PLANT AND EQUIPMENT    
Beginning Balance 250,145 211,799
Acquisiton of Roxgold 697,537  
Additions 59,600 33,804
Changes in closure and reclamation provision 1,552 4,730
Disposals   188
Transfers (242,038)  
Ending Balance 766,796 250,145
Capital Work in Progress [member]    
MINERAL PROPERTIES AND PROPERTY, PLANT AND EQUIPMENT    
Net Book Value 10,626 188,960
Capital Work in Progress [member] | Gross carrying amount [member]    
MINERAL PROPERTIES AND PROPERTY, PLANT AND EQUIPMENT    
Beginning Balance 188,960 222,906
Acquisiton of Roxgold 15,047  
Additions 34,210 49,333
Transfers (227,591) (83,279)
Ending Balance 10,626 188,960
Property, plant & Equipment [member]    
MINERAL PROPERTIES AND PROPERTY, PLANT AND EQUIPMENT    
Net Book Value 452,280 216,450
Property, plant & Equipment [member] | Gross carrying amount [member]    
MINERAL PROPERTIES AND PROPERTY, PLANT AND EQUIPMENT    
Beginning Balance 378,754 286,732
Acquisiton of Roxgold 70,453  
Additions 23,433 9,805
Changes in closure and reclamation provision (85) 682
Disposals 5,643 1,744
Transfers 208,574 83,279
Ending Balance 675,486 378,754
Property, plant & Equipment [member] | Accumulated depreciation, amortisation and impairment [member]    
MINERAL PROPERTIES AND PROPERTY, PLANT AND EQUIPMENT    
Beginning Balance (162,304) (133,982)
Disposals (4,319) (1,126)
Depletion and depreciation 65,221 29,448
Ending Balance $ (223,206) $ (162,304)