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Inventories
6 Months Ended
Jun. 30, 2016
Inventory, Net [Abstract]  
Inventories
The components of inventories are as follows:
 
 
June 30,
 
December 31,
(In Thousands)
2016
 
2015
Finished goods
$
13,018

 
$
13,935

Work-in-process
10,754

 
9,249

Raw materials
22,515

 
22,149

Stores, supplies and other
20,393

 
19,992

Total
$
66,680

 
$
65,325