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Inventories
12 Months Ended
Jul. 31, 2012
Inventories

4.  INVENTORIES

Major classifications of inventories are:

 

     July 31,  
     2012      2011  

Finished products

   $ 16,570       $ 14,179   

Work in process

     59,803         48,575   

Raw materials

     104,446         104,360   

Chassis

     39,044         46,548   
  

 

 

    

 

 

 

Subtotal

     219,863         213,662   

Excess of FIFO costs over LIFO costs

     (33,780)         (29,164)   
  

 

 

    

 

 

 

Total inventories

   $       186,083       $       184,498   
  

 

 

    

 

 

 

 

Of the $219,863 and $213,662 of inventory at July 31, 2012 and 2011, all but $36,887 and $25,530, respectively, at certain subsidiaries were valued on a last-in, first-out basis. The $36,887 and $25,530 of inventory were valued on a first-in, first-out method.

The Company’s reserves for inventory obsolescence were $1,866 at July 31, 2012 and $2,039 at July 31, 2011.