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Organization and Summary of Significant Accounting Policies - Schedule of Antidilutive Securities Excluded from Computation of Net Loss Per Share Basic and Diluted (Details) - shares | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017
Dilutive securities | 10,802,222 | 1,515,013
Convertible Preferred Stock [Member] |  |
Dilutive securities | 9,336,264 |
Common Stock Warrants [Member] |  |
Dilutive securities | 1,454,657 | 1,503,711
Common Stock Options [Member] |  |
Dilutive securities | 11,301 | 11,302

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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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