Annual report pursuant to Section 13 and 15(d)

Long-Term Debt and Other Financings - Interest Expense (Details)

v3.20.4
Long-Term Debt and Other Financings - Interest Expense (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Interest expense    
Interest expense $ 1,844 $ 1,919
Silicon Valley Bank Loans    
Interest expense    
Interest expense 1,365 1,207
Novartis Note    
Interest expense    
Interest expense 477 706
Other    
Interest expense    
Interest expense $ 2 $ 6