Quarterly report pursuant to Section 13 or 15(d)

Note 4 - Capital Stock, Stock Plans and Stock Based Compensation (Details) - Stock-based Compensation Recognized

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Note 4 - Capital Stock, Stock Plans and Stock Based Compensation (Details) - Stock-based Compensation Recognized - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Stock Options $ 13,000 $ 1,000 $ 46,000 $ (17,000)
Employee Stock Option [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Stock Options $ 13,000   26,000 (39,000)
Director Stock Options [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Stock Options   $ 1,000 $ 20,000 $ 22,000