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Property and Equipment (Tables) | 12 Months Ended
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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 |  | 2020 |  | 2019
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:
|  | 2020 |  | 2019 |  | 2018
Depreciation expense |  | $ | 314,444 |  |  | $ | 269,619 |  |  | $ | 213,237 |

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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(13)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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