XML 20 R36.htm IDEA: XBRL DOCUMENT v3.20.1
Note 5 - Discontinued Operations (Tables)
 12 Months Ended
Dec. 31, 2019
Notes Tables  
Disposal Groups Including Discontinued Operations income (Loss) [Table Text Block]
    Year Ended
    December 31,
    2018
    (in thousands)
Revenues   $
893
  
Cost of revenues    
(534
 )
Operating and other expenses    
(674
 )
Gain on disposal of discontinued operations    
1,251
  
Income from discontinued operations before income taxes   $
936
  
Income tax benefit    
(441
 )
Income from discontinued operations    
1,377