Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details)

v3.20.2
Commitments and Contingencies (Details)
$ in Thousands
9 Months Ended
Sep. 30, 2020
USD ($)
license_agreement
Research and Development Arrangement, Contract to Perform for Others [Line Items]  
Payments due by period $ 50
Contractual obligation $ 302
Royalty agreement terms  
Research and Development Arrangement, Contract to Perform for Others [Line Items]  
Number of license agreements | license_agreement 2
Payments due by period $ 50
Royalty agreement terms | Net sales  
Research and Development Arrangement, Contract to Perform for Others [Line Items]  
Royalty percentage 1.00%
Royalty agreement terms | License fees  
Research and Development Arrangement, Contract to Perform for Others [Line Items]  
Royalty percentage 21.00%
Royalty agreement terms | Sub-licensee net sales  
Research and Development Arrangement, Contract to Perform for Others [Line Items]  
Royalty percentage 1.00%