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Leases (Tables)
12 Months Ended
Jul. 31, 2015
Leases [Abstract]  
Schedule of Rent Expense
Rent expense under operating leases, including the sale-leaseback transactions discussed below, for each of the three years was:

Year
 
Minimum
  
Contingent
  
Total
 
2015
 
$
72,877
  
$
252
  
$
73,129
 
2014
  
71,123
   
242
   
71,365
 
2013
  
70,095
   
232
   
70,327
 
Schedule of Future Minimum Operating Lease Payments
The following is a schedule by year of the future minimum rental payments required under the Company’s operating leases as of July 31, 2015:

Year
 
Total
 
2016
 
$
61,405
 
2017
  
48,885
 
2018
  
44,489
 
2019
  
42,853
 
2020
  
43,175
 
Later years
  
502,283
 
Total
 
$
743,090