Summary of Significant Accounting Policies (Details) - Schedule of cash, cash equivalents, and restricted cash - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020	Jun. 30, 2020	Dec. 31, 2019
Schedule of cash, cash equivalents, and restricted cash [Abstract]
Cash and cash equivalents	$ 46,836	$ 168,598	$ 29,971
Restricted cash, current		50	50
Restricted cash, non-current	745
Total cash, cash equivalents, and restricted cash	$ 47,581	$ 169,393	$ 30,021	$ 564