Annual report pursuant to Section 13 and 15(d)

Goodwill and Intangible Assets - Additional Information (Details)

v3.23.2
Goodwill and Intangible Assets - Additional Information (Details) - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
Dec. 31, 2018
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2021
Oct. 31, 2022
Mar. 31, 2021
Aug. 31, 2017
Aug. 31, 2016
Finite-Lived Intangible Assets [Line Items]                
Goodwill   $ 100,943 $ 100,943          
Amortization expense related to intangible assets   10,300 25,700 $ 9,300        
Goodwill and intangible asset impairment $ 2,700              
Intangible assets   $ 62,630 $ 67,965          
JMB                
Finite-Lived Intangible Assets [Line Items]                
Percentage of investments in privately-held entities accounted under equity method           20.50%    
Minimum                
Finite-Lived Intangible Assets [Line Items]                
Estimated useful lives of intangibles   1 year            
Maximum                
Finite-Lived Intangible Assets [Line Items]                
Estimated useful lives of intangibles   15 years            
SilverTowne Mint                
Finite-Lived Intangible Assets [Line Items]                
Intangibles acquired               $ 2,500
Goodwill               $ 4,300
Goldline, LLC                
Finite-Lived Intangible Assets [Line Items]                
Intangibles acquired             $ 5,000  
Goodwill             $ 1,400  
JMB                
Finite-Lived Intangible Assets [Line Items]                
Intangibles acquired           $ 98,000    
Goodwill           $ 92,100    
Intangible assets         $ 4,500      
JMB | A Mark Precious Metals, Inc                
Finite-Lived Intangible Assets [Line Items]                
Percentage of ownership owned by parent           100.00%