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Summarized Quarterly Financial Data (Unaudited) (Tables) | 12 Months Ended
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Dec. 31, 2019
Quarterly Financial Information Disclosure [Abstract] |
Quarterly Financial Information [Table Text Block] |
|  | Quarter |
2019 |  | First |  |  | Second |  |  | Third |  |  | Fourth |
Revenues |  | $ | 17,450,292 |  |  | $ | 33,619,948 |  |  | $ | 32,937,917 |  |  | $ | 33,606,729 |
Gross (loss) profit |  |  | (192,466 | ) |  |  | 2,908,129 |  |  |  | 5,374,732 |  |  |  | 5,589,123 |
(Loss) income from operations |  |  | (3,173,939 | ) |  |  | 531,667 |  |  |  | 3,349,306 |  |  |  | 3,190,765 |
Net (loss) income |  |  | (2,722,595 | ) |  |  | 450,070 |  |  |  | 2,338,027 |  |  |  | 2,155,680 |
Net income per share |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | -0.13 |  |  | $ | 0.02 |  |  | $ | 0.11 |  |  | $ | 0.10 |
Diluted |  | $ | -0.13 |  |  | $ | 0.02 |  |  | $ | 0.11 |  |  | $ | 0.10 |
|  | Quarter |
2018 |  | First |  |  | Second |  |  | Third |  |  | Fourth |
Revenues |  | $ | 1,888,194 |  |  | $ | 33,149,190 |  |  | $ | 26,723,657 |  |  | $ | 24,985,717 |
Gross (loss) profit |  |  | (695,308 | ) |  |  | 3,015,422 |  |  |  | 1,259,343 |  |  |  | 2,240,944 |
Loss from operations |  |  | (4,519,478 | ) |  |  | (11,730 | ) |  |  | (1,570,353 | ) |  |  | (5,080,753 | )
Net (loss) income |  |  | (4,086,276 | ) |  |  | 109,994 |  |  |  | (1,404,962 | ) |  |  | (5,164,440 | )
Net income per share |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | -0.19 |  |  | $ | 0.005 |  |  | $ | -0.07 |  |  | $ | -0.24 |
Diluted |  | $ | -0.19 |  |  | $ | 0.005 |  |  | $ | -0.07 |  |  | $ | -0.24 |

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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/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=118952077&loc=d3e1280-108306 + Details
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