Annual report pursuant to Section 13 and 15(d)

Inventories - Additional Information (Details)

v3.20.2
Inventories - Additional Information (Details) - USD ($)
$ in Thousands
 12 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Inventory [Line Items]    
Inventory held for sale [1] $ 246,603 $ 198,356
Precious metals inventory subject to repurchase arrangements 71,000 65,500
Consignment arrangements with customers 2,800 4,900
Commemorative coin inventory, held at lower of cost or net realizable value 17 17
Product financing arrangement, restricted 74,700 94,500
Unrealized gains (losses) included in inventory balance 6,500 8,800
Premium on metals position 3,684 4,424
Inventories    
Inventory [Line Items]    
Borrowed precious metals from suppliers 19,300 21,800
Inventory held for Sale    
Inventory [Line Items]    
Inventory held for sale $ 153,412 $ 106,165
[1] Includes amounts of the consolidated variable interest entity, which is presented separately in the table below.