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Note 2 - Disposition of OCTG Business (Tables)
 9 Months Ended
Sep. 30, 2015
Notes Tables  
Disposal Groups, Including Discontinued Operations [Table Text Block]
 
 
Three Months Ended
September 30, 2014
 
 
Nine Months Ended
September 30, 2014
 
Net sales   $ -     $ 22,225  
Cost of sales
     (46 )     24,331  
Gross profit (loss)
     46       (2,106 )
Selling, general and administrative expense
     -       396  
Operating income (loss)
     46       (2,502 )
Interest expense
     -       (99 )
Loss on sale of business
     (1,414 )     (13,497 )
Loss before income taxes
     (1,368 )     (16,098 )
Income tax benefit
     (531 )     (4,378 )
Loss on discontinued operations
   $ (837 )   $ (11,720 )