Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions - Schedule of Sales and Purchases of Related Parties (Details)

v3.20.2
Related Party Transactions - Schedule of Sales and Purchases of Related Parties (Details) - USD ($)
$ in Thousands
3 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Related Party Transaction [Line Items]    
Sales $ 506,571 $ 113,551
Purchases 29,328 32,179
Stack's Bowers Galleries    
Related Party Transaction [Line Items]    
Sales 21,954 11,001
Purchases 22,013 16,759
Equity method investee    
Related Party Transaction [Line Items]    
Sales 480,500 101,023
Purchases 2,546 14,839
SilverTowne L.P.    
Related Party Transaction [Line Items]    
Sales 4,117 1,527
Purchases $ 4,769 $ 581