XML 28 R37.htm IDEA: XBRL DOCUMENT v2.4.0.8
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Schedule of property and equipment depreciation and amortization period) (Details)
12 Months Ended
Jul. 31, 2014
Buildings and improvements [Member] | Minimum [Member]
 
Property, Plant and Equipment [Line Items]  
Useful life 18 years
Buildings and improvements [Member] | Maximum [Member]
 
Property, Plant and Equipment [Line Items]  
Useful life 40 years
Improvements to leased property [Member] | Minimum [Member]
 
Property, Plant and Equipment [Line Items]  
Useful life 3 years
Improvements to leased property [Member] | Maximum [Member]
 
Property, Plant and Equipment [Line Items]  
Useful life 40 years
Fixtures and equipment [Member] | Minimum [Member]
 
Property, Plant and Equipment [Line Items]  
Useful life 7 years
Fixtures and equipment [Member] | Maximum [Member]
 
Property, Plant and Equipment [Line Items]  
Useful life 12 years
Other [Member] | Minimum [Member]
 
Property, Plant and Equipment [Line Items]  
Useful life 3 years
Other [Member] | Maximum [Member]
 
Property, Plant and Equipment [Line Items]  
Useful life 5 years