XML 112 R29.htm IDEA: XBRL DOCUMENT v2.4.0.8
Inventories (Tables)
12 Months Ended
Jul. 31, 2013
Schedule of Major Classifications of Inventories

Major classifications of inventories are:

 

     July 31,  
     2013     2012  

Finished products

   $ 9,888      $ 16,570   

Work in process

     36,188        59,803   

Raw materials

     99,154        104,446   

Chassis

     34,108        39,044   
  

 

 

   

 

 

 

Subtotal

     179,338        219,863   

Excess of FIFO costs over LIFO costs

     (26,302     (33,780
  

 

 

   

 

 

 

Total inventories

    $     153,036       $     186,083