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Inventories
9 Months Ended
Sep. 30, 2016
Inventory, Net [Abstract]  
Inventories
The components of inventories are as follows:
 
 
September 30,
 
December 31,
(In Thousands)
2016
 
2015
Finished goods
$
17,255

 
$
13,935

Work-in-process
10,736

 
9,249

Raw materials
26,553

 
22,149

Stores, supplies and other
18,729

 
19,992

Total
$
73,273

 
$
65,325