Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Schedule of Reconciliation of Cash, Cash Equivalents, and Restricted Cash (Details)

v3.21.2
Summary of Significant Accounting Policies - Schedule of Reconciliation of Cash, Cash Equivalents, and Restricted Cash (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
Sep. 30, 2020
Accounting Policies [Abstract]      
Cash and cash equivalents $ 30,707 $ 206,152 $ 64,370
Restricted cash 872 $ 872 872
Total cash, cash equivalents, and restricted cash shown in the statements of cash flows $ 31,579   $ 65,242