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Inventories
9 Months Ended
Sep. 30, 2014
Inventory Disclosure [Abstract]  
Inventories
5.
Inventories
Inventories are valued at the lower of cost or market. Inventories at September 30, 2014 and December 31, 2013 consisted of the following:
 
September 30,
2014
 
December 31,
2013
Inventories carried at LIFO:
 
 
 
Finished goods
$
46,860

 
$
36,238

Raw materials, production parts and work-in-process
20,624

 
13,922

LIFO reserve
(27,463
)
 
(27,463
)
Total LIFO inventories
40,021

 
22,697

Inventories carried at FIFO:
 

 
 

Finished goods
30,577

 
31,489

Raw materials, production parts and work-in-process
13,366

 
12,720

Total FIFO inventories
43,943

 
44,209

Total inventories
$
83,964

 
$
66,906


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