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Quarterly Results | 12 Months Ended
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Dec. 31, 2018
Quarterly Financial Information Disclosure [Abstract] |
Quarterly Financial Information [Text Block] | Note 12 – Quarterly Results (unaudited) Quarterly results for the years ended December 31, 2018 and 2017 are as follows:
|  | First |  |  | Second |  |  | Third |  |  | Fourth |
|  | Quarter |  |  | Quarter |  |  | Quarter |  |  | Quarter |
For the year ended December 31, 2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  | $ | 530,000 |  |  | $ | - |  |  | $ | - |  |  | $ | - |
Gross Profit (Loss) |  | $ | 135,000 |  |  | $ | (20,000 | ) |  | $ | (9,000 | ) |  | $ | (3,000 | )
Operating Expense |  | $ | 2,413,000 |  |  | $ | 2,370,000 |  |  | $ | 2,306,000 |  |  | $ | 2,585,000 |
Net Loss |  | $ | (2,278,000 | ) |  | $ | (2,389,000 | ) |  | $ | (2,292,000 | ) |  | $ | (2,541,000 | )
Net Loss per share - basic and fully diluted |  | $ | (0.13 | ) |  | $ | (0.11 | ) |  | $ | (0.09 | ) |  | $ | (0.10 | )
For the year ended December 31, 2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  | $ | 360,000 |  |  | $ | - |  |  | $ | - |  |  | $ | 180,000 |
Gross Profit (Loss) |  | $ | 109,000 |  |  | $ | - |  |  | $ | (15,000 | ) |  | $ | 66,000 |
Operating Expense |  | $ | 2,502,000 |  |  | $ | 2,251,000 |  |  | $ | 2,460,000 |  |  | $ | 2,659,000 |
Net Loss |  | $ | (2,379,000 | ) |  | $ | (2,236,000 | ) |  | $ | (2,472,000 | ) |  | $ | (2,593,000 | )
Net Loss per share - basic and fully diluted |  | $ | (0.16 | ) |  | $ | (0.17 | ) |  | $ | (0.16 | ) |  | $ | (0.17 | )

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- References No definition available. + Details
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- Definition The entire disclosure for quarterly financial data. Includes, but is not limited to, tabular presentation of financial information for fiscal quarters, effect of year-end adjustments, and an explanation of matters or transactions that affect comparability of the information. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -URI http://asc.fasb.org/topic&trid=2126967 + Details
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