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Inventories
 3 Months Ended
Dec. 31, 2016
Inventories [Abstract]  
Inventories
(11)
Inventories

Inventories, net of reserve, were comprised of:

  
(in thousands of dollars)
 
  
December 31,
2016
  
September 30,
2016
 
Raw materials
 
$
6,610
  
$
6,532
 
Work-in-process
  
294
   
266
 
Finished goods
  
7,980
   
6,868
 
  
$
14,884
  
$
13,666