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, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gains (losses) recognized in OCI - effective portion:	$ 0	$ 7,227	$ (18,507)	$ 7,141
Gains (losses) reclassified from AOCI into net income - effective portion:	0	(4,920)	17,176	(7,830)
Gold Forwards
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gains (losses) recognized in OCI - effective portion:	0	6,736	(10,886)	(1,317)
Gains (losses) reclassified from AOCI into net income - effective portion:	0	(2,723)	12,867	(3,615)
SIlver Forwards
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gains (losses) recognized in OCI - effective portion:	0	491	(7,621)	8,458
Gains (losses) reclassified from AOCI into net income - effective portion:	$ 0	$ (2,197)	$ 4,309	$ (4,215)