Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets, Net - Narrative (Details)

v3.22.1
Intangible Assets, Net - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Intangible assets    
Amortization of intangible assets $ 69 $ 47
Sales and Marketing Expense    
Intangible assets    
Royalty fees included in sales and marketing expense $ 673 $ 641
Minimum | License agreements    
Intangible assets    
Amortization period of intangible assets 17 years  
Maximum | License agreements    
Intangible assets    
Amortization period of intangible assets 20 years  
Maximum | Patents    
Intangible assets    
Amortization period of intangible assets 20 years