Quarterly report pursuant to Section 13 or 15(d)

Licensing and Other Arrangements - NIAID (Details)

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Licensing and Other Arrangements - NIAID (Details) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Sep. 30, 2008
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Dec. 31, 2017
Dec. 31, 2014
Licensing and other arrangements                
Revenue recognized   $ 525 $ 53 $ 544 $ 553      
Contingent liabilities   1,410   1,410   $ 1,410    
Arrangement with Governmental Agency | NIAID                
Licensing and other arrangements                
Total contract amount awarded $ 64,800              
Contractual term 3 years              
Accounts receivable               $ 400
Deferred revenue/Contract liabilities               $ 800
Accounts receivable written off             $ 400  
Estimated refund liability           1,400    
Revenue recognized           (600)    
Contingent liabilities   $ 1,400   $ 1,400   $ 1,400