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ACQUISITIONS, DIVESTITURES AND CONTINUED OPERATIONS - Acquisition - Additional Information (Details)
$ / shares in Units, Unit_Standard_pure_qu3Ay4bMIEivShgDF-dc_g in Millions, $ in Millions
Feb. 24, 2022
USD ($)
$ / shares
Feb. 23, 2022
$ / shares
Dec. 31, 2022
USD ($)
ACQUISITIONS, DIVESTITURES AND CONTINUED OPERATIONS      
Share price | $ / shares   $ 7.01  
Contingent value rights      
ACQUISITIONS, DIVESTITURES AND CONTINUED OPERATIONS      
Number shares issued     59.3
Consideration     $ 4.7
Share option      
ACQUISITIONS, DIVESTITURES AND CONTINUED OPERATIONS      
Number shares issued     9.9
Consideration     $ 39.5
Great Bear Resources Ltd. ("Great Bear")      
ACQUISITIONS, DIVESTITURES AND CONTINUED OPERATIONS      
Number shares issued 49.3    
Share price | $ / shares $ 0.1330    
Cumulative total of mineral reserves 8.5    
Consideration $ 1,391.9    
Great Bear Resources Ltd. ("Great Bear") | Contingent value rights      
ACQUISITIONS, DIVESTITURES AND CONTINUED OPERATIONS      
Number shares issued 59.3    
Great Bear Resources Ltd. ("Great Bear") | Share option      
ACQUISITIONS, DIVESTITURES AND CONTINUED OPERATIONS      
Number shares issued 9.9