Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Related parties (Details)

v3.8.0.1
Summary of Significant Accounting Policies - Related parties (Details) - Immunocore - USD ($)
$ in Thousands
9 Months Ended
Apr. 10, 2017
Sep. 30, 2017
Related parties    
Proceeds from sale of leasehold improvements on termination of lease agreement   $ 550,000
Maximum    
Related parties    
Percentage of shares ceased to be held by Immunocore 5.00%