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Contingent Liabilities and Contractual Obligations - Contractual Commitments (Details)
$ in Thousands
Dec. 31, 2020
USD ($)
Contractual obligations  
Contractual commitments $ 712
Less than one year  
Contractual obligations  
Contractual commitments 712
Purchase obligations  
Contractual obligations  
Contractual commitments 712
Purchase obligations | Less than one year  
Contractual obligations  
Contractual commitments 712
Purchase obligations | CRO’s  
Contractual obligations  
Contractual commitments 600
Purchase obligations | University future partners  
Contractual obligations  
Contractual commitments $ 100