XML 61 R50.htm IDEA: XBRL DOCUMENT v3.22.4
Related Party Transactions - Research and development Costs (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Related Party Transactions      
Total $ 28,584 $ 7,417 $ 7,543
Expensed and paid (milestone complete)      
Related Party Transactions      
Related party costs, SOW 6 one-time milestones - Shares 5,120    
Related party costs, SOW 6 one-time milestones - Cash 3,000    
Expensed and paid (partial milestone earned)      
Related Party Transactions      
Related party costs, SOW 6 one-time milestones - Shares 750    
Related party costs, SOW 6 one-time milestones - Cash 1,000    
Expensed and due, but unpaid (milestone complete)      
Related Party Transactions      
Related party costs, SOW 6 one-time milestones - Shares 3,573    
Related party costs, SOW 6 one-time milestones - Cash 3,700    
Advent BioServices      
Related Party Transactions      
Total   3,200  
Advent BioServices | Manufacturing cost in London      
Related Party Transactions      
Related party costs, Manufacturing costs 5,675 6,625 5,288
Advent BioServices | Manufacturing cost at Sawston facility      
Related Party Transactions      
Related party costs, Manufacturing costs $ 5,766 $ 792 $ 2,255