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Derivative Financial Instruments - Disclosure Details of the Changes in Gold Collar and Forward Contracts Outstanding (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Derivative Financial Instruments [Line Items]    
Balance - beginning of year $ 10,705  
Balance - end of year 19,911 $ 10,705
Gold collars and forward contracts    
Derivative Financial Instruments [Line Items]    
Balance - beginning of year 0 33,336
Settlements 3,201 (341)
Change in fair value 808 (32,995)
Balance - end of year $ 4,009 $ 0