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Inventories, Net - Supplemental Inventory Information (Details)
$ in Thousands
Sep. 30, 2023
USD ($)
$ / oz
Dec. 31, 2022
USD ($)
$ / oz
Inventory Disclosure [Abstract]    
Precious metals stated at LIFO cost | $ $ 3,347 $ 6,678
Precious metals stated under non-LIFO cost methods, primarily at fair value | $ $ 33,734 $ 31,611
Market value per ounce, Silver (in dollars per ounce) 22.31 23.91
Market value per ounce, Gold (in dollars per ounce) 1,856.26 1,824.52
Market value per ounce, Platinum 911.15 1,073.91
Market value per ounce, Palladium (in dollars per ounce) 1,256.05 1,799.36