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Quarterly Results of Operations (Unaudited) (Tables) | 12 Months Ended
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Dec. 31, 2017
Quarterly Results of Operations (Unaudited) |
Summary of quarterly results of operations |
| Quarter |  |
|  | First |  | Second |  | Third |  | Fourth |  | Total
2017 |  |  |  |  |  |  |  |  |  |
Revenues | $ | 12,241,073 | $ | 15,168,064 | $ | 16,046,253 | $ | 16,971,005 | $ | 60,426,395
Gross profit |  | 10,325,425 |  | 12,890,863 |  | 13,541,975 |  | 14,356,547 |  | 51,114,810
Net loss |  | (3,762,025) |  | (2,060,179) |  | (2,124,079) |  | (2,499,179) |  | (10,445,462)
Loss per common share - basic and diluted |  | (0.11) |  | (0.06) |  | (0.06) |  | (0.07) |  | (0.31)
2016 |  |  |  |  |  |  |  |  |  |
Revenues | $ | 8,111,759 | $ | 10,381,883 | $ | 11,205,224 | $ | 11,408,672 | $ | 41,107,538
Gross profit |  | 6,706,168 |  | 8,847,471 |  | 9,507,781 |  | 9,578,868 |  | 34,640,288
Net loss |  | (3,676,091) |  | (2,802,696) |  | (2,305,373) |  | (5,626,984) |  | (14,411,144)
Loss per common share - basic and diluted |  | (0.12) |  | (0.09) |  | (0.08) |  | (0.17) |  | (0.47)

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- Definition Tabular disclosure of quarterly financial data. Includes, but is not limited to, financial information for fiscal quarters, cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=68076893&loc=d3e1280-108306 + Details
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