Annual report pursuant to Section 13 and 15(d)

Intangible Assets - Future Amortization of Patents and License Agreements (Details)

v3.20.4
Intangible Assets - Future Amortization of Patents and License Agreements (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Intangible assets    
Net Carrying Amount $ 1,705 $ 1,181
Patents And License Agreements    
Intangible assets    
2021 170  
2022 170  
2023 164  
2024 77  
2025 77  
Thereafter 1,047  
Net Carrying Amount $ 1,705