Quarterly report pursuant to Section 13 or 15(d)

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

v3.20.2
Summary of Significant Accounting Policies - Schedule of Reconciliation of Cash and Cash Equivalents, and Restricted Cash (Details) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Jun. 30, 2019
Accounting Policies [Abstract]      
Cash and cash equivalents $ 65,348 $ 4,960 $ 19,390
Restricted cash 15 $ 15 15
Total cash, cash equivalents, and restricted cash shown in the statements of cash flows $ 65,363   $ 19,405