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Quarterly Financial Data - Unaudited (Tables) | 12 Months Ended
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Dec. 31, 2018
Quarterly Financial Information Disclosure [Abstract] |
Quarterly Financial Data - Unaudited | The following tables present certain unaudited consolidated quarterly financial information for each of the past eight quarters ended December 31, 2018 and 2017. This quarterly information has been prepared on the same basis as the Consolidated Financial Statements and includes all adjustments necessary to state fairly the information for the periods presented.
|  | Fiscal Year Ended December 31, 2018 Quarter Ending |
|  | March 31 |  |  | June 30 |  |  | September 30 |  |  | December 31 |
Revenue – net |  | $ | 511,735 |  |  | $ | 1,073,479 |  |  | $ | 886,327 |  |  | $ | 804,212 |
Gross profit |  |  | 511,735 |  |  |  | 1,073,479 |  |  |  | 886,327 |  |  |  | 804,212 |
Net income (loss) |  |  | (1,744,762 | ) |  |  | (641,557 | ) |  |  | (1,309,275 | ) |  |  | (1,476,842 | )
Basic and diluted net income per share |  | $ | (0.21 | ) |  | $ | (0.08 | ) |  | $ | (0.15 | ) |  | $ | (0.16 | )
|  | Fiscal Year Ended December 31, 2017 Quarter Ending |
|  | March 31 |  |  | June 30 |  |  | September 30 |  |  | December 31 |
Revenue – net |  | $ | 649,353 |  |  | $ | 587,270 |  |  | $ | 11,854 |  |  | $ | — |
Gross profit |  |  | 649,353 |  |  |  | 587,270 |  |  |  | 11,854 |  |  |  | — |
Net income (loss) |  |  | (2,199,263 | ) |  |  | (1,916,885 | ) |  |  | (2,251,097 | ) |  |  | (1,392,227 | )
Basic and diluted net income per share |  | $ | (0.28 | ) |  | $ | (0.23 | ) |  | $ | (0.27 | ) |  | $ | (0.17 | )

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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=109225645&loc=d3e1280-108306 + Details
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