Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions - Additional Information (Details)

v3.21.2
Related Party Transactions - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
SummerBio [Member]          
Related Party Transaction [Line Items]          
Expenses and related payments $ 400 $ 0 $ 900 $ 0  
Due to related party 0   0   $ 100
Office Space And Certain Utilities And Maintenance Services [Member]          
Related Party Transaction [Line Items]          
Expenses and related payments 300 $ 400 1,000 $ 1,200  
Due to related party $ 100   $ 100   $ 200