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Significant Contracts - Narrative (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Product Information [Line Items]    
Net revenue $ 37,932 $ 29,448
Accounts receivable 7,640 8,889
Net licensing revenue    
Product Information [Line Items]    
Net revenue $ 21,876 $ 20,255
Sales [Member] | Customer Concentration Risk [Member] | Qurate    
Product Information [Line Items]    
Concentration Risk, Percentage 50.00% 60.00%
Sales [Member] | Customer Concentration Risk [Member] | Qurate | Net licensing revenue    
Product Information [Line Items]    
Net revenue $ 18,800 $ 17,600
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Qurate    
Product Information [Line Items]    
Concentration Risk, Percentage 46.00% 50.00%
Accounts receivable $ 3,500 $ 4,500