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Organization and Principal Activities (Details)
$ in Thousands
12 Months Ended
Mar. 21, 2021
USD ($)
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Nov. 19, 2020
Business Acquisition [Line Items]        
Percentage of equity ownership       27.00%
Increase in Liquidity   $ 225,500    
Proceeds from issuance of common stock and exercise of warrants   191,440 $ 2,821  
Proceeds from noncontrolling interest shareholder   7,148 0  
Proceeds from issuance of convertible notes   27,000 9,132  
Conversion of debt to common stock   4,600    
Conversion of due to related parties to common stock   1,500    
Reduction in indebtedness   50,900    
Cash and cash equivalents   165,764 $ 2,633  
Subsequent Event        
Business Acquisition [Line Items]        
Total number of cases in Covid-19 report across the globe 122,900      
Number of deaths cases in Covid-19 2,700      
USA        
Business Acquisition [Line Items]        
Cash and cash equivalents   163,800    
Senior Secured Convertible Notes        
Business Acquisition [Line Items]        
Conversion of debt to common stock   34,400    
Accrued interest converted in to common stock   $ 300