Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets - Components of Intangible Assets (Details)

v3.19.2
Intangible Assets - Components of Intangible Assets (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Intangible assets consist of:          
Intangible assets, net $ 1,404   $ 1,404   $ 1,181
Cost of goods sold 4,244 $ 3,106 7,958 $ 5,818  
Amortization of intangible assets 30 $ 20 56 $ 40  
Future amortization of license agreements          
Remainder of 2019 63   63    
2020 127   127    
2021 127   127    
2022 127   127    
2023 127   127    
Thereafter     434    
License Agreements          
Intangible assets consist of:          
Finite-lived intangible assets, gross 1,046   1,046   1,034
Less: accumulated amortization (600)   (600)   (553)
Intangible assets, net 446   $ 446   481
License Agreements | Minimum          
Intangible assets consist of:          
Amortization period of intangible assets     17 years    
License Agreements | Maximum          
Intangible assets consist of:          
Amortization period of intangible assets     20 years    
Patents          
Intangible assets consist of:          
Finite-lived intangible assets, gross 1,022   $ 1,022   755
Less: accumulated amortization (64)   (64)   (55)
Intangible assets, net $ 958   $ 958   $ 700
Patents | Maximum          
Intangible assets consist of:          
Amortization period of intangible assets     20 years