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Convertible Promissory Notes (Details) - Convertible preferred stock - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 7 Months Ended 12 Months Ended
Nov. 30, 2019
Jul. 31, 2019
Dec. 31, 2020
Jun. 30, 2020
Dec. 31, 2019
Short-term Debt [Line Items]          
Subscription price     $ 9.00 $ 9.00 $ 9.00
Shares converted on conversion of common stock 821,657   5,670,184    
Convertible Promissory Notes [Member]          
Short-term Debt [Line Items]          
Convertible promissory notes issued   $ 6,800      
Percentage of price on subscription price   80.00%      
Subscription price   $ 9.00      
Discount rate   1.00%      
Shares converted on conversion of common stock 821,657        
Beneficial conversion feature $ 0