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Investments in Associates - Disclosure of Significant Investments in Associates (Details)
$ in Millions
12 Months Ended
Dec. 31, 2022
$ / shares
Dec. 31, 2021
$ / shares
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Premier Gold Mines Limited | i-80 Gold        
Disclosure of associates [line items]        
Sale of asset, consideration received, price per share (in dollars per share) | $ / shares $ 3.78 $ 3.09    
i-80 Gold        
Disclosure of associates [line items]        
Ownership Interest (%) 25.30% 25.50%    
Fair value | $     $ 169.9 $ 148.6
Sandbox        
Disclosure of associates [line items]        
Ownership Interest (%) 34.40% 0.00%