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Note 1 - The Company and Summary of Significant Accounting Policies (Tables) (USD $) | 12 Months Ended
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Dec. 31, 2018
Note 1 - Company And Summary Of Significant Accounting Policies Tables |
Potentially dilutive securities |
|  | December 31, |
|  | 2018 |  |  | 2017 |
Exercise of common stock warrants |  |  | 1,813,053 |  |  |  | - |
Conversion of preferred stock into common stock |  |  | 1,163,659 |  |  |  | 1,163,659 |
Conversion of convertible debentures into common stock |  |  | 5,704,543 |  |  |  | - |
Exercise of common stock options |  |  | 1,113 |  |  |  | 1,246 |
|  |  | 8,682,368 |  |  |  | 1,164,905 |

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + 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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