XML 47 R33.htm IDEA: XBRL DOCUMENT v3.8.0.1
Note 7 - Derivative Instruments (Tables)
 12 Months Ended
Dec. 31, 2017
Notes Tables  
Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) [Table Text Block]
   
Net Gain (Loss) Recognize
d
  
(in thousands)
  
201
7
    
201
6
    
201
5
  
Interest rate swap (CTI)
   $
(31
 )   $
(66
 )   $
(77
 )
Fixed interest rate swap (ABL)
    
-
      
(98
 )    
(365
 )
Cash flow metals hedges
    
-
      
-
      
(2,400
 )
Metals swaps
    
475
      
68
      
(2,304
 )
Embedded customer derivatives
    
(475
 )    
(68
 )    
2,304
  
Total loss
   $
(31
 )   $
(164
 )   $
(2,842
 )