Annual report pursuant to Section 13 and 15(d)

Goodwill and Intangible Assets - Additional Information (Details)

v3.22.2.2
Goodwill and Intangible Assets - Additional Information (Details) - USD ($)
$ in Thousands
 6 Months Ended 12 Months Ended
Dec. 31, 2018
Jun. 30, 2022
Jun. 30, 2021
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   $ 25,700 $ 9,300      
Goodwill and intangible asset impairment $ 2,700          
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    
JMB | A Mark Precious Metals, Inc            
Finite-Lived Intangible Assets [Line Items]            
Percentage of ownership owned by parent       100.00%