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Inventories (Tables)
 6 Months Ended
Jan. 31, 2017
Inventory Disclosure [Abstract]  
Schedule of Major Classifications of Inventories

Major classifications of inventories are as follows:

 

     January 31, 2017      July 31, 2016  

Finished goods – RV

    $ 51,610      $ 39,943  

Finished goods – other

      24,535        20,141  

Work in process

      128,501        97,872  

Raw materials

      200,508        173,362  

Chassis

      102,979        102,686  
  

 

 

     

 

 

  

Total

      508,133        434,004  

Excess of FIFO costs over LIFO costs

      (30,535 )       (30,135 ) 
  

 

 

     

 

 

  

Total inventories, net

    $ 477,598      $ 403,869