Quarterly report pursuant to Section 13 or 15(d)

Kingsbrook Convertible Promissory Notes (As Restated) (Details)

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Kingsbrook Convertible Promissory Notes (As Restated) (Details) - Kingsbrook Convertible Promissory Note [Member]
 6 Months Ended
Jun. 30, 2020
$ / shares
Fair market value of stock $ 11.02
Exercise price 5.28
Volatility $ 2.55
Risk-free interest rate 18.00%
Derivative life (years) 7 months 13 days