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Stockholders' Equity (Tables)
9 Months Ended
Sep. 30, 2020
Stockholders' Equity Note [Abstract]  
Schedule of outstanding warrants and options
   Warrant Grants   Stock Option Grants   Restricted Stock Units 
   Number of
shares
subject to
warrants
   Weighted-
average
exercise
price per
share
   Number of
shares
subject to
options
   Weighted-
average
exercise
price per
share
   Number of
shares
subject to
restricted
stock units
   Weighted-
average
exercise
price per
share
 
Balance at December 31, 2019   1,311,916   $9.35    338,595   $5.26    630,303   $           - 
Granted   100,000    4.75    -    -    2,222,984    - 
Exercised   (681,619)   5.57    (160,291)   4.78    (46,931)   - 
Cancelled/Forfeited   (88,027)   31.24    (5,263)   24.70    (475,000)   - 
Balance at September 30, 2020   642,270   $9.71    173,041   $5.12    2,331,356   $- 
Exercisable at September 30, 2020   642,270   $9.71    173,041   $5.12    642,311   $- 
Schedule of black-scholes option-pricing model to value the warrant
   Issuance dates 
Risk-free interest rate   1.00%
Expected dividend yield   0%
Expected volatility   100%
Term   5 years 
Fair value of common stock  $2.37 
Schedule of outstanding warrants and options
Warrants Outstanding  Warrants Exercisable
Exercise Price Range  Number Outstanding   Weighted Average Remaining Contractual Life (in years)   Weighted Average Exercise Price   Number Exercisable  Weighted Average Exercise Price   Intrinsic Value 
$3.80 - $141.17       642,270    3.03   $9.71   642,270  $9.71    - 
Options Outstanding  Options Exercisable
Exercise Price Range  Number
Outstanding
   Weighted Average
Remaining
Contractual Life (in
years)
   Weighted Average
Exercise Price
   Number
Exercisable
  Weighted
Average
Exercise Price
   Intrinsic Value 
$2.64 - $28.50    173,041    3.61   $5.12   173,041  $5.12    - 
Schedule of stock-based compensation expense categorized of equity components
   For the three months ended   For the nine months ended 
   September 30,   September 30, 
   2020   2019   2020   2019 
Stock-based compensation expense  $488,304   $433,438   $2,844,851   $6,283,811 
Schedule of stock-based compensation expense
   For the three months ended   For the nine  months ended 
   September 30,   September 30, 
   2020   2019   2020   2019 
Common stock  $488,307   $359,910   $2,844,851   $764,807 
Stock option awards   -    73,528    -    196,074 
Transfer of common stock by founders to contractors   -    -    -    5,322,930 
Total  $488,307   $433,438   $2,844,851   $6,283,811