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Commitments (Details)
$ / shares in Units, t in Millions, lb in Millions, $ in Millions
 12 Months Ended
Dec. 31, 2022
$ / oz
oz
t
Jan. 01, 2023
USD ($)
Dec. 31, 2022
oz
Dec. 31, 2022
$ / oz
Dec. 31, 2022
lb
Dec. 31, 2022
USD ($)
Dec. 31, 2022
$ / shares
Dec. 30, 2022
USD ($)
Dec. 30, 2022
CAD ($)
Jun. 01, 2021
USD ($)
Antamina                    
Commitments                    
Attributable payable production of silver to be purchased (as a percent) 22.50%                  
Payment for each ounce of silver (as a percent) 5.00%                  
Term of agreement 40 years                  
Fixed silver payability (as a percent) 90.00%                  
Percentage of reduction in spot price after maximum ounces of silver have been delivered under the stream agreement 15.00%                  
Maximum ounces of silver on which on-going price of spot price is payable     86,000,000              
Purchase price per ounce of silver as a percent of average or spot price upon initial delivery 5.00%                  
Antapaccay                    
Commitments                    
Payment for each ounce of gold (in dollars per ounce) | $ / oz       20            
Payment for each ounce of silver (in dollars per ounce) | $ / oz       20            
Term of agreement 40 years                  
Percentage of reduction in spot price after maximum ounces of silver have been delivered under the stream agreement 30.00%                  
Number of ounces of gold to be delivered     750,000              
Maximum ounces of silver on which on-going price of spot price is payable     12,800,000              
Purchase price per ounce of silver as a percent of average or spot price upon initial delivery 20.00%                  
Ounces of gold receivable for each 1,000 tonnes of copper     300              
Copper for 300 ounces of gold     1,000              
Quantity of delivered gold ounces before payable production to be purchased decreases to next threshold from initial threshold     630,000              
Percentage of gold receivable after initial threshold is achieved 30.00%                  
Ounces of silver receivable for each 1,l000 tonnes of copper     4,700              
Copper for 4,700 ounces of silver     1,000              
Maximum ounces of silver receivable     10,000,000.0              
Percentage of spot price of gold on which on-going price is paid 20.00%                  
Maximum ounces of gold on which on-going price of spot price is payable     750,000              
Percentage of spot price of gold on which on-going price is paid after maximum ounces have been delivered 30.00%                  
Percentage of spot price of silver on which on-going price is paid after maximum ounces have been delivered 30.00%                  
Candelaria                    
Commitments                    
Attributable payable production of gold to be purchased (as a percent) 68.00%                  
Attributable payable production of silver to be purchased (as a percent) 68.00%                  
Payment for each ounce of gold (in dollars per ounce) | $ / oz       400            
Payment for each ounce of silver (in dollars per ounce) | $ / oz       4.00            
Term of agreement 40 years                  
Percentage of reduction in spot price after maximum ounces of silver have been delivered under the stream agreement 40.00%                  
Number of ounces of gold to be delivered     720,000              
Maximum ounces of silver on which on-going price of spot price is payable     12,000,000.0              
Maximum ounces of gold on which on-going price of spot price is payable     720,000              
Cobre Panama Fixed Payment Stream                    
Commitments                    
Payment for each ounce of gold (in dollars per ounce) | $ / oz       418            
Payment for each ounce of silver (in dollars per ounce) | $ / oz       6.27            
Term of agreement 40 years                  
Percentage of reduction in spot price after maximum ounces of silver have been delivered under the stream agreement 62.10%                  
Percentage of reduction in spot price after maximum ounces of gold have been delivered under the stream agreement 63.40%                  
Maximum ounces of silver on which on-going price of spot price is payable     21,510,000              
Maximum ounces of silver on which on-going price of spot price is payable     9,842,000              
Quantity of delivered gold ounces before payable production to be purchased decreases to next threshold from initial threshold     808,000              
Purchase price per ounce of gold per ounce upon delivery initial post inflation adjustment | $           418.27        
The mill through put number of consecutive days of commensurate 30 days                  
The annual capacity of tonnes per annum reached by period end. | t 58                  
Annual rate of return on upfront payments until the mill throughput is achieved 5.00%                  
The reduction of applicable fixed gold price per ounce (in dollar per ounce) | $ / oz 100                  
Quantity of delivered gold ounces before purchase decreases to next threshold from initial threshold 1,341,000                  
Purchase price per ounce of silver per ounce upon delivery initial post inflation adjustment | $ / shares             $ 6.27      
Percentage of spot price of gold on which on-going price is paid after maximum ounces have been delivered 50.00%                  
Percentage of spot price of silver on which on-going price is paid after maximum ounces have been delivered 50.00%                  
Ounces of gold receivable per every 1 million pounds of copper produced     120   1          
Copper for stated ounces of gold | lb         1          
Copper pounds per gold ounces to purchase threshold 2     81              
Maximum ounces of gold receivable for second threshold     1,716,188              
Ounces of silver receivable per every 1 million pounds of copper produced | lb         1          
Copper for stated ounces of silver | lb         1          
Number of payable Silver ounces to be purchased per quantity of pounds of copper     1,776              
Ounces of silver receivable per every 1 million pounds of copper produced     1,376              
Ounces Of Silver Delivered Under Threshold 2 Before Committed Quantities Reduces     29,731,000              
Cobre Panama Floating Payment Stream                    
Commitments                    
Payment for each ounce of gold (in dollars per ounce) | $ / oz       20            
Payment for each ounce of silver (in dollars per ounce) | $ / oz       20            
Term of agreement 40 years                  
Percentage of reduction in spot price after maximum ounces of silver have been delivered under the stream agreement 15.53%                  
Percentage of reduction in spot price after maximum ounces of gold have been delivered under the stream agreement 15.85%                  
Number of ounces of gold to be delivered     604,000              
Maximum ounces of silver on which on-going price of spot price is payable     9,618,000              
Maximum ounces of silver on which on-going price of spot price is payable     2,460,500              
Quantity of delivered gold ounces before payable production to be purchased decreases to next threshold from initial threshold     202,000              
The mill through put number of consecutive days of commensurate 30 days                  
The annual capacity of tonnes per annum reached by period end. | t 58                  
Annual rate of return on upfront payments until the mill throughput is achieved 5.00%                  
The reduction of applicable fixed gold price per ounce (in dollar per ounce) | $ / oz 100                  
Maximum ounces of gold on which on-going price of spot price is payable     604,000              
Percentage of spot price of gold on which on-going price is paid after maximum ounces have been delivered 50.00%                  
Percentage of spot price of silver on which on-going price is paid after maximum ounces have been delivered 50.00%                  
Ounces of gold receivable per every 1 million pounds of copper produced     30              
Copper for stated ounces of gold | lb         1          
Copper pounds per gold ounces to purchase threshold 2     20.25              
Ounces of gold receivable per every 1 million pounds of copper produced | lb         1          
Maximum ounces of gold receivable for second threshold     429,047              
Ounces of silver receivable per every 1 million pounds of copper produced     344              
Copper for stated ounces of silver | lb         1          
Number of payable Silver ounces to be purchased per quantity of pounds of copper     444              
Ounces of silver receivable per every 1 million pounds of copper produced | lb         1          
Ounces Of Silver Delivered Under Threshold 2 Before Committed Quantities Reduces     7,432,750              
Condestable                    
Commitments                    
Payment for each ounce of gold (as a percent) 20.00%                  
Payment for each ounce of gold (in dollars per ounce) | $ / oz       20            
Payment for each ounce of silver (as a percent) 20.00%                  
Payment for each ounce of silver (in dollars per ounce) | $ / oz       20            
Term of agreement 40 years                  
Percentage of gold receivable after initial threshold is achieved 25.00%                  
Maximum ounces of silver receivable     291,000              
Maximum ounces of gold receivable for first threshold     8,760              
Deliveries of ounces of refined gold threshold 87,600                  
Refined gold delivery as percentage of production from stream area 63.00%                  
Deliveries of refined silver threshold ounces 2,910,000                  
Refined silver delivery as percentage of production from stream area 63.00%                  
Percentage of silver delivered after second phase 25.00%                  
Karma                    
Commitments                    
Attributable payable production of gold to be purchased (as a percent) 4.875%                  
Payment for each ounce of gold (in dollars per ounce) | $ / oz       20            
Term of agreement 40 years                  
Percentage of gold receivable after initial threshold is achieved 4.875%                  
Percentage of spot price of gold on which on-going price is paid 20.00%                  
Guadalupe-Palmarejo                    
Commitments                    
Attributable payable production of gold to be purchased (as a percent) 50.00%                  
Payment for each ounce of gold (in dollars per ounce) | $ / oz       800            
Term of agreement 40 years                  
Sabodala                    
Commitments                    
Payment for each ounce of gold (in dollars per ounce) | $ / oz       20            
Term of agreement 40 years                  
Maximum ounces of gold threshold     105,750              
Percentage of gold receivable after initial threshold is achieved 6.00%                  
Percentage of spot price of gold on which on-going price is paid 20.00%                  
Maximum ounces of gold receivable (per month)     783.33              
MWS                    
Commitments                    
Attributable payable production of gold to be purchased (as a percent) 25.00%                  
Payment for each ounce of gold (in dollars per ounce) | $ / oz       400            
Term of agreement 40 years                  
Ounces of gold capped under agreement     312,500              
Cooke 4                    
Commitments                    
Attributable payable production of gold to be purchased (as a percent) 7.00%                  
Payment for each ounce of gold (in dollars per ounce) | $ / oz       400            
Term of agreement 40 years                  
Sudbury                    
Commitments                    
Attributable payable production of gold to be purchased (as a percent) 50.00%                  
Attributable payable production of platinum group metals to be purchased (as a percent) 50.00%                  
Payment for each ounce of gold (in dollars per ounce) | $ / oz       400            
Payment for each ounce of PGM (in dollars per ounce) | $ / oz       400            
Term of agreement 40 years                  
Percentage of purchase commitment 50.00%                  
Sudbury | Gold spot price is greater than $800 per ounce but less than $1,333 per ounce                    
Commitments                    
Payment for each ounce of gold (in dollars per ounce) | $ / oz       800            
Sudbury | Gold spot price is greater than $1,333 per ounce but less than $2,000 per ounce                    
Commitments                    
Payment for each ounce of gold (as a percent) 60.00%                  
Sudbury | Gold spot price is greater than $2,000                    
Commitments                    
Payment for each ounce of gold (in dollars per ounce) | $ / oz       1,200            
Tocantinzinho                    
Commitments                    
Attributable payable production of gold to be purchased (as a percent) 12.50%                  
Payment for each ounce of gold (as a percent) 20.00%                  
Payment for each ounce of gold (in dollars per ounce) | $ / oz       20            
Term of agreement 40 years                  
Percentage of reduction in spot price after maximum ounces of gold have been delivered under the stream agreement 7.50%                  
Number of ounces of gold to be delivered     300,000              
Maximum ounces of gold on which on-going price of spot price is payable     300,000              
Rosemont/Copper World royalty interest                    
Commitments                    
Capital commitments amount | $           $ 12,500,000        
Rio Baker Salares Norte                    
Commitments                    
Capital commitments amount | $           $ 8,000,000.0        
Eskay Creek Royalty Interest                    
Commitments                    
Capital commitments amount               $ 1,100,000 $ 1.5  
Rebecca Royalty Interest                    
Commitments                    
Capital commitments amount | $   $ 1,300,000                
Bottom | Sudbury | Gold spot price is greater than $800 per ounce but less than $1,333 per ounce                    
Commitments                    
Gold spot price per oz minimum threshold (in dollar per ounce) | $                   800
Bottom | Sudbury | Gold spot price is greater than $1,333 per ounce but less than $2,000 per ounce                    
Commitments                    
Gold spot price per oz minimum threshold (in dollar per ounce) | $                   1,333
Bottom | Sudbury | Gold spot price is greater than $2,000                    
Commitments                    
Gold spot price per oz minimum threshold (in dollar per ounce) | $                   2,000
Top | Sudbury | Gold spot price is greater than $800 per ounce but less than $1,333 per ounce                    
Commitments                    
Gold spot price per oz maximum threshold (in dollar per ounce) | $                   1,333
Top | Sudbury | Gold spot price is greater than $1,333 per ounce but less than $2,000 per ounce                    
Commitments                    
Gold spot price per oz maximum threshold (in dollar per ounce) | $                   2,000