XML 27 R12.htm IDEA: XBRL DOCUMENT v3.6.0.2
Inventories
 12 Months Ended
Dec. 31, 2016
Inventory Disclosure [Abstract]  
Inventories
Inventories
Inventories at December 31, 2016 and 2015 consisted of the following:
 
December 31,
 
2016
 
2015
Raw materials
$
28,541

 
$
25,803

Work in Process
6,498

 
6,408

Supplies and service parts
45,152

 
44,323

Finished products
24,678

 
24,618

Inventory at FIFO cost
104,869

 
101,152

Excess of FIFO cost over LIFO cost
(12,143
)
 
(12,328
)
Total inventory, net
$
92,726

 
$
88,824