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Stock-Based Compensation Plans (Tables)
12 Months Ended
Dec. 31, 2021
Share-based Payment Arrangement [Abstract]  
Schedule of share-based compensation expense Stock compensation expense consisted of the following for the years ended December 31:
202120202019
Share-based compensation - employees$730,412 $1,050,179 $1,481,016 
Share-based compensation - nonemployees11,455 (3,663)4,882 
Total share-based compensation$741,867 $1,046,516 $1,485,898 
Schedule of restricted stock activity
Restricted stock activity was as follows:
Number
of shares
Weighted-
average
grant-date
fair value
Nonvested, December 31, 2019814,949 $5.88 
Shares granted231,091 3.56 
Shares vested(228,500)4.62 
Shares forfeited(38,125)5.87 
Nonvested, December 31, 2020779,415 5.56 
Shares granted223,750 1.84 
Shares vested(192,684)6.29 
Shares forfeited(70,750)4.47 
Nonvested, December 31, 2021739,731 $4.34