v3.26.3
Inventories - Summary of Components of Inventory (Details) - USD ($)
$ in Thousands
Sep. 30, 2026
Jun. 30, 2026
Inventory [Line Items]    
Inventories $ 1,348,157 $ 1,561,851
Restricted inventories 1,088,023 798,485
Restricted and non-restricted inventory, net 2,436,180 2,360,336
Inventory held for Sale    
Inventory [Line Items]    
Inventories 1,040,228 1,203,496
Repurchase Arrangements with Customers    
Inventory [Line Items]    
Inventories 132,592 156,161
Consignment Arrangements with Customers    
Inventory [Line Items]    
Inventories 35,895 44,030
Collectible Coins, Held at Lower of Cost or Net Realizable Value    
Inventory [Line Items]    
Inventories 104,512 91,339
Minting & Refining inventory, Held at Lower of Cost or Net Realizable Value    
Inventory [Line Items]    
Inventories 14,270 0
Borrowed Precious Metals    
Inventory [Line Items]    
Inventories [1] 793,783 776,061
Restricted inventories 773,100 709,200
Product Financing Arrangements    
Inventory [Line Items]    
Restricted inventories $ 314,900 $ 89,249
[1] Borrowed precious metals inventory includes restricted inventory of $773.1 million and $709.2 million as of September 30, 2026 and June 30, 2026, respectively. This restricted inventory has a corresponding liability on borrowed metals representing the obligation to deliver the metals to the customer in the future.