XML 51 R11.htm IDEA: XBRL DOCUMENT v2.4.0.8
Inventories
6 Months Ended
Jun. 30, 2014
Inventory Disclosure [Abstract]  
Inventories
5.
Inventories
Inventories are valued at the lower of cost or market. Inventories at June 30, 2014 and December 31, 2013 consisted of the following:
 
June 30,
2014
 
December 31,
2013
Inventories carried at LIFO:
 
 
 
Finished goods
$
41,598

 
$
36,238

Raw materials, production parts and work-in-process
18,525

 
13,922

LIFO reserve
(27,463
)
 
(27,463
)
Total LIFO inventories
32,660

 
22,697

Inventories carried at FIFO:
 

 
 

Finished goods
32,560

 
31,489

Raw materials, production parts and work-in-process
13,814

 
12,720

Total FIFO inventories
46,374

 
44,209

Total inventories
$
79,034

 
$
66,906


The LIFO reserve approximates the difference between LIFO carrying cost and FIFO.