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Note 5 - Derivative Instruments (Tables)
 3 Months Ended
Mar. 31, 2017
Notes Tables  
Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) [Table Text Block]
 
 
Net Loss Recognized
 
 
 
For the Three Months Ended March 31,
 
(in thousands)
 
2017
 
 
2016
 
Interest rate swap (CTI)
   $
(13
 )   $
(20
 )
Fixed interest rate swap (ABL)
    
-
     
(61
 )
Metals swaps
    
14
     
(76
 )
Embedded customer derivatives
    
(14
 )    
76
 
Total loss
   $
(13
 )   $
(81
 )