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Schedule of Components of Restricted Stock Liabilities (Details) (Parenthetical) - $ / shares
9 Months Ended 12 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Restricted Stock Liabilities      
Number of shares vested 1,064,549 1,064,549 1,064,549
Purchase price per share $ 4.00 $ 4.00