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Acquisitions - Additional Information (Details) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended
Feb. 28, 2021
Sep. 30, 2021
Dec. 31, 2020
Business Acquisition [Line Items]      
Common stock, shares issued   4,198,682 2,187,187
Common stock, par value   $ 0.0001 $ 0.0001
Excess of the cost of acquisition over net assets acquired $ 21,781    
Oppilan      
Business Acquisition [Line Items]      
Common stock, shares issued 360,854    
Common stock, par value $ 3.06    
Options to purchase shares of common stock 75,955    
Weighted average fair value of common stock $ 2.96    
Fair value of consideration provided $ 14,100    
Excess of the cost of acquisition over net assets acquired $ 12,923    
Oppilan | Series A-1 Convertible Preferred Stock      
Business Acquisition [Line Items]      
Common stock, shares issued 4,049,143    
Common stock, par value $ 3.06    
Zomagen      
Business Acquisition [Line Items]      
Common stock, shares issued 457,944    
Common stock, par value $ 3.06    
Options to purchase shares of common stock 30,483    
Weighted average fair value of common stock $ 2.96    
Fair value of consideration provided $ 7,800    
Excess of the cost of acquisition over net assets acquired $ 8,858    
Zomagen | Series A-1 Convertible Preferred Stock      
Business Acquisition [Line Items]      
Common stock, shares issued 2,003,768    
Common stock, par value $ 3.06