XML 78 R65.htm IDEA: XBRL DOCUMENT v3.23.2
Derivative Financial Instruments - Summary of Derivative Cash Flow Hedges (Details) - Designated as Hedging Instrument
6 Months Ended
Jun. 30, 2023
oz
$ / oz
Gold Forwards - 2022  
Derivative [Line Items]  
Average gold fixed price per ounce | $ / oz 1,977
Notional ounces | oz 111,498
Gold Forwards - 2023 and Thereafter  
Derivative [Line Items]  
Average gold fixed price per ounce | $ / oz 0
Notional ounces | oz 0
Silver Forwards - 2023  
Derivative [Line Items]  
Average gold fixed price per ounce | $ / oz 25.40
Notional ounces | oz 2,490,000
Silver Forwards - 2024 and Thereafter  
Derivative [Line Items]  
Average gold fixed price per ounce | $ / oz 0
Notional ounces | oz 0