Derivative Financial Instruments - Summary of Pre-tax Gains (Losses) On Derivatives Designated as Cash Flow Hedges (Details) - Designated as Hedging Instrument - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gains (losses) recognized in OCI - effective portion:	$ 7,227	$ 29,060	$ 7,141	$ 58,087
Gains (losses) reclassified from AOCI into net income - effective portion:	(4,920)	(9,910)	(7,830)	(11,181)
Gold Forwards
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gains (losses) recognized in OCI - effective portion:	6,736	29,060	(1,317)	62,685
Gains (losses) reclassified from AOCI into net income - effective portion:	(2,723)	(11,289)	(3,615)	(14,399)
SIlver Forwards
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gains (losses) recognized in OCI - effective portion:	491	0	8,458	0
Gains (losses) reclassified from AOCI into net income - effective portion:	(2,197)	0	(4,215)	0
Gold zero cost collars
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gains (losses) recognized in OCI - effective portion:	0	0	0	(4,598)
Gains (losses) reclassified from AOCI into net income - effective portion:	$ 0	$ 1,379	$ 0	$ 3,218