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Note 3 - Balance Sheet Detail (in Thousands) (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2016
Notes Tables |
Schedule of Accrued Liabilities [Table Text Block] |
|  | December 31, |
|  | 201 6 |  |  | 201 5 |
Accrued payroll |  | $ | 134 |  |  | $ | 132 |
Accrued vacation |  |  | 279 |  |  |  | 281 |
Rent payable |  |  | 13 |  |  |  | 51 |
Accrued interest, related party |  |  | 184 |  |  |  | 76 |
Other |  |  | 81 |  |  |  | 80 |
|  | $ | 691 |  |  | $ | 620 |

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- Definition Tabular disclosure of the components of accrued liabilities. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration