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Property and Equipment (Tables)
12 Months Ended
Dec. 31, 2020
Property, Plant and Equipment [Abstract]  
Schedule of property and equipment
Property and equipment consisted of the following at December 31:
Range of
useful lives
20202019
Computer equipment
3 – 5 years
$1,275,703 $1,260,630 
Office equipment
3 – 15 years
806,906 878,350 
Furniture and fixtures
5 – 15 years
638,903 646,505 
Leasehold improvements
3 – 15 years, or remaining lease term
1,409,744 1,356,640 
Total property and
equipment, gross
4,131,256 4,142,125 
Less: accumulated depreciation
and amortization
(3,557,087)(3,394,329)
Total property and
equipment, net
$574,169 $747,796 
Schedule of depreciation expense Depreciation expense was as follows for the years ended December 31:
202020192018
Depreciation expense$314,444 $269,619 $213,237