Annual report pursuant to Section 13 and 15(d)

Debt - Summary of Change in Fair Value of Warrant Liability (Details)

v3.21.1
Debt - Summary of Change in Fair Value of Warrant Liability (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Warrant Liability [Roll Forward]    
Balance, beginning of period $ 0  
Warrant issued 2,486  
Change in fair value of warrant liability (872) $ 0
Balance, end of period $ 1,614 $ 0