XML 44 R11.htm IDEA: XBRL DOCUMENT v2.4.0.8
Inventories
6 Months Ended
Jun. 30, 2013
Inventory Disclosure [Abstract]  
Inventories
5.
Inventories
Inventories are valued at the lower of cost or market. Inventories at June 30, 2013 and December 31, 2012 consisted of the following:
 
June 30, 2013
 
December 31, 2012
Inventories carried at LIFO:

 

Finished goods
$
35,900

 
$
33,546

Raw materials, production parts and work-in-process
13,873

 
14,291

LIFO reserve
(27,608
)
 
(27,608
)
Total LIFO inventories
22,165

 
20,229

Inventories carried at FIFO:
 

 
 

Finished goods
28,479

 
25,623

Raw materials, production parts and work-in-process
12,055

 
12,284

Total FIFO inventories
40,534

 
37,907

Total inventories
$
62,699

 
$
58,136


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