Quarterly report pursuant to Section 13 or 15(d)

Prepaid expenses and other current assets (Details)

v3.21.2
Prepaid expenses and other current assets (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]    
Prepaid insurance and other $ 1,011 $ 525
Vendor prepayments 8,058 282
Total $ 9,069 $ 807