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Stockholder's Equity (Tables)
 12 Months Ended
Dec. 31, 2021
Stockholders' Equity Note [Abstract]  
Schedule of Share-based Compensation, Stock Options, Activity Stock option activity for the Pre-2017 Non-Qualified Stock Options for the years ended December 31, 2021 and 2020, is presented in the table below: 
 Number of
Shares		Weighted-
average
Exercise
Price		Weighted-
average
Remaining
Contractual
Term
(years)		Aggregate
Intrinsic
Value
Outstanding at December 31, 20192,500,500 $7.03 5.05$18,426,325 
Exercised(20,000)$9.50 
Forfeited(15,000)$10.00 
Outstanding at December 31, 20202,465,500 $6.99 4.09$2,773,190 
Exercised(480,002)$5.86 
Forfeited(34,998)$10.00 
Outstanding at December 31, 20211,950,500 $7.17 3.4$51,602,190 
Exercisable at December 31, 20211,950,500 $7.17 3.4$51,602,190 
 Stock option activity for options granted under the 2017 Plan during the years ended December 31, 2021 and 2020 is presented in the table below:
Number of
Shares Outstanding		Weighted-
average
Exercise
Price		Weighted-
average
Remaining
Contractual
Term
(years)		Aggregate
Intrinsic
Value
Outstanding at December 31, 2019491,950 $24.08 8.43$81,888 
Granted191,500 $12.12 
Exercised— — 
Forfeited(71,690)$15.05 
Outstanding at December 31, 2020611,760 $21.39 7.85$— 
Granted163,285 $12.4 
Exercised(3,845)$19.49 
Forfeited(12,142)$12.60 
Balance at December 31, 2021759,058 $19.61 7.31$10,997,428 
Exercisable at December 31, 2021513,279 $22.84 6.72$5,895,856 
Stock option activity for options granted under the Inducement Plan during the year ended December 31, 2021 is presented in the table below:
Number of Options OutstandingWeighted-average Exercise PriceWeighted-average Remaining Contractual Term (years)Aggregate Intrinsic Value
Balance at December 31, 2020— 
Granted56,500 $16.41 
Exercised— 
Forfeited— 
Balance at December 31, 202156,500 $16.41 9.55$972,930 
Schedule of Assumptions Used in the Valuation The assumptions used in the valuation of options granted under the 2017 Plan during the years ended December 31, 2021 and 2020 were as follows:
Year Ended December 31, 2021Year Ended December 31, 2020
Market value of stock on measurement date
$8.20 to $24.75
$8.79 to $13.60
Risk-free interest rate
0.50% to 1.30%
0.33% to 1.68%
Dividend yield— %— %
Volatility factor
76% to 89%
91% to 101%
Term (years)
5.5 to 6.25
5.5 to 6.25
The assumptions used in the valuation of options granted under the Inducement Plan during the year ended December 31, 2021 were as follows:
Year Ended December 31, 2021
Market value of stock on measurement date$16.41 
Risk-free interest rate0.84 %
Dividend yield— %
Volatility factor76.26 %
Term (years)6.25
Schedule of Nonvested Restricted Stock Units Activity Restricted stock activity during the year ended December 31, 2021 is presented in the following table.
Number of SharesGrant Date Fair Value Per Share
Restricted stock units outstanding December 31, 201927,000 $14.51
Restricted stock granted49,600 $12.00
Restricted stock forfeited(27,000)$14.51
Restricted stock units outstanding December 31, 202049,600 $12.00
Restricted stock granted76,268 $12.47
Restricted stock vested(19,902)$10.79
Restricted stock forfeited(1,550)$12.15
Restricted stock units outstanding December 31, 2021104,416 $12.57
Schedule of Nonvested Restricted Stock Shares Activity
The following summarizes the restricted stock activity under the Inducement Plan during the year ended December 31, 2021:

Number of SharesWeighted Average Fair Value Per Share
Restricted stock outstanding and unvested at December 31, 2020— 
Restricted stock granted49,800 $26.98 
Restricted stock vested
Restricted stock outstanding and unvested at December 31, 202149,800 $26.98 
Schedule of Share-based Compensation, Warrant Activity Warrant activity for the years ended December 31, 2021 and 2020 is presented in the table below:
Number of
Warrants		Weighted-
average
Exercise
Price		Weighted-
average
Remaining
Contractual
Term
(years)		Aggregate
Intrinsic
Value
Outstanding at December 31, 2019342,610 $9.77 3.71$1,585,084 
Exercised(59,510)$10.00 
Forfeited(4,300)$10.00 
Outstanding at December 31, 2020278,800 $9.72 3.51$1,164 
Exercised— $— 
Forfeited— $— 
Outstanding at December 31, 2021278,800 $9.72 2.51$6,665,644 
Exercisable at December 31, 2021278,800 $9.72 2.51$6,665,644