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Schedule of Liability for Derivatives and Warrants (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2021
Mar. 31, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Fair Value Disclosures [Abstract]          
Warrant liabilities, at beginning $ 8,030 $ 22,686   $ 22,686  
Warrant liabilities, Change in fair value 6,019 585 $ (4,966) 6,604 $ (4,600)
Warrant liabilities, Redemptions   (15,241)      
Warrant liabilities, at end $ 14,049 $ 8,030   $ 14,049