Quarterly report pursuant to Section 13 or 15(d)

Inventories - Additional Information (Details)

v3.25.0.1
Inventories - Additional Information (Details) - USD ($)
$ in Thousands
 6 Months Ended 12 Months Ended
Dec. 31, 2024
Jun. 30, 2024
Inventory [Line Items]    
Inventory held for sale $ 642,259 $ 579,400
Precious metals inventory subject to repurchase arrangements 215,400 199,600
Consignment arrangements with customers 3,200 2,400
Commemorative coin inventory, held at lower of cost or net realizable value 2,900 3,236
Product financing arrangement, restricted 551,900 517,700
Unrealized gains (losses) included in inventory balance 26,700 55,500
Premium on metals position 33,337 34,175
Inventories    
Inventory [Line Items]    
Borrowed precious metals from suppliers 33,900 32,000
Inventory held for Sale    
Inventory [Line Items]    
Inventory held for sale $ 386,941 $ 342,196