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Property and Equipment | 12 Months Ended
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Dec. 31, 2018
Property, Plant and Equipment [Abstract] |
Property and Equipment | Property and Equipment Property and equipment consisted of the following at December 31:
|  | Range of useful lives |  | 2018 |  | 2017
Computer equipment |  | 3 – 5 years |  | $ | 1,148,140 |  | $ | 1,074,172
Office equipment |  | 3 – 15 years |  | 809,153 |  | 457,945
Furniture and fixtures |  | 5 – 15 years |  | 639,267 |  | 633,577
Leasehold improvements |  | 3 – 15 years, or remaining lease term |  | 1,299,363 |  | 1,274,660
Total property and equipment, gross |  |  |  | 3,895,923 |  | 3,440,354
Less: accumulated depreciation and amortization |  |  |  | (3,124,710) |  | (2,911,472)
Total property and equipment, net |  |  |  | $ | 771,213 |  | $ | 528,882
Depreciation expense, including amortization expense related to leasehold improvements, is included in general and administrative expense in the consolidated statements of operations. Depreciation expense was as follows for the years ended December 31:
|  | 2017 |  | 2016 |  | 2015
Depreciation expense |  | $ | 213,237 |  | $ | 211,532 |  | $ | 202,868

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- Definition The entire disclosure for long-lived, physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, accounting policies and methodology, roll forwards, depreciation, depletion and amortization expense, including composite depreciation, accumulated depreciation, depletion and amortization expense, useful lives and method used, income statement disclosures, assets held for sale and public utility disclosures. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 + Details
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