Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements (Details)

v3.21.2
Fair Value Measurements (Details) - USD ($)
$ / shares in Units, $ in Thousands
 9 Months Ended
Sep. 30, 2021
Dec. 31, 2020
Sep. 30, 2020
Schedule of Held-to-maturity Securities [Line Items]      
Share price $ 0.17   $ 0.37
Earnout Shares [Member]      
Schedule of Held-to-maturity Securities [Line Items]      
Estimated fair value of the shares recognized as a deemed dividend $ 18,132    
Convertible Note [Member]      
Schedule of Held-to-maturity Securities [Line Items]      
Debt conversion convertible instrument amount $ 500    
Nonrecurring | Earnout Shares [Member]      
Schedule of Held-to-maturity Securities [Line Items]      
Fair value of shares estimated based on trading price of common stock $ 7.70    
Sponsor Warrants [Member]      
Schedule of Held-to-maturity Securities [Line Items]      
Warrant outstanding 500,000    
Share price $ 1.00    
Sponsor Warrants [Member] | Convertible Note [Member]      
Schedule of Held-to-maturity Securities [Line Items]      
Debt conversion converted instrument warrants issued 500,000    
Private Warrants [Member]      
Schedule of Held-to-maturity Securities [Line Items]      
Warrant outstanding 4,110,000    
Level 3      
Liabilities:      
Warrant liability $ 6,777 $ 0  
Level 3 | Warrant Liability | Recurring      
Liabilities:      
Warrant liability $ 6,777 $ 0