Quarterly report pursuant to Section 13 or 15(d)

Note 10 - Stockholders' Deficit (Details)

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Note 10 - Stockholders' Deficit (Details) - Common Stock - USD ($)
$ / shares in Units, $ in Thousands
6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Class of Stock [Line Items]    
Stock issued to employees, executives and directors, Quantity 370,162 179,140
Stock issued related to sale of subsidiary   200,000
Cancellation of executive restricted stock   (333,000)
Total, Quantity 370,162 46,140
Stock issued to employees, executives and directors, Valuation $ 730 $ 1,142
Stock issued related to sale of subsidiary   640
Cancellation of executive restricted stock   0
Total, Valuation $ 730 $ 1,782
Stock issued to employees, executives and directors, Range of Value per Share $ 1.97  
Stock issued related to sale of subsidiary   $ 3.20
Cancellation of executive restricted stock   $ 12.50
Total, Range of Value per Share $ 1.97