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Summary Of Significant Accounting Policies - Property And Equipment (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2020
USD ($)
Property and equipment policy  
Estimated useful life 30 years
Impairment losses $ 0
Laboratory equipment  
Property and equipment policy  
Estimated useful life 5 years
Computer equipment and software  
Property and equipment policy  
Estimated useful life 3 years
Furniture and office equipment  
Property and equipment policy  
Estimated useful life 5 years