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Quarterly Financial Data (Unaudited) (Tables) | 12 Months Ended
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Dec. 31, 2019
Quarterly Financial Information Disclosure [Abstract] |
Schedule of Quarterly Financial Information | The operating results for any quarter are not necessarily indicative of results for any future period.
|  | Quarters Ended |
|  | December 31, 2019 |  |  | September 30, 2019 |  |  | June 30, 2019 |  |  | March 31, 2019 |
Foundation revenues |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |
Royalties |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Research and development |  |  | 9,605,000 |  |  |  | 10,917,000 |  |  |  | 16,307,000 |  |  |  | 11,737,000 |
General and administrative |  |  | 4,734,000 |  |  |  | 4,700,000 |  |  |  | 5,612,000 |  |  |  | 5,659,000 |
Loss from operations |  |  | (16,411,000 | ) |  |  | (17,649,000 | ) |  |  | (23,976,000 | ) |  |  | (19,054,000 | )
Net loss |  |  | (16,431,000 | ) |  |  | (17,372,000 | ) |  |  | (23,924,000 | ) |  |  | (18,555,000 | )
Basic and diluted loss per common share |  |  | (0.30 | ) |  |  | (0.35 | ) |  |  | (0.49 | ) |  |  | (0.39 | )
Weighted average number of common shares outstanding – basic and diluted |  |  | 54,718,776 |  |  |  | 49,721,753 |  |  |  | 48,961,988 |  |  |  | 47,948,421 |
|  | Quarters Ended |  |
|  |  | December 31, 2018 |  |  |  | September 30, 2018 |  |  |  | June 30, 2018 |  |  |  | March 31, 2018 |
Foundation revenues |  | $ | 369,000 |  |  | $ | 1,687,000 |  |  | $ | 259,000 |  |  | $ | 481,000 |
Royalties |  |  | 113,000 |  |  |  | 22,000 |  |  |  | 17,000 |  |  |  | 50,000 |
Research and development |  |  | 9,470,000 |  |  |  | 13,150,000 |  |  |  | 7,916,000 |  |  |  | 8,162,000 |
General and administrative |  |  | 7,631,000 |  |  |  | 4,970,000 |  |  |  | 4,627,000 |  |  |  | 2,878,000 |
Loss from operations |  |  | (18,010,000 | ) |  |  | (16,916,000 | ) |  |  | (12,557,000 | ) |  |  | (10,683,000 | )
Net loss |  |  | (17,479,000 | ) |  |  | (16,419,000 | ) |  |  | (12,243,000 | ) |  |  | (10,530,000 | )
Basic and diluted loss per common share |  |  | (0.36 | ) |  |  | (0.34 | ) |  |  | (0.26 | ) |  |  | (0.22 | )
Weighted average number of common shares outstanding – basic and diluted |  |  | 47,944,486 |  |  |  | 47,794,394 |  |  |  | 47,303,518 |  |  |  | 47,060,523 |

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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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