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NOTES PAYABLE Maturities of Notes Payable (Details) (USD $)
In Thousands, unless otherwise specified
Jul. 31, 2012
Jul. 31, 2011
Notes Payable Maturities    
2013 $ 3,800  
2014 3,500  
2015 3,500  
2016 3,483  
2017 3,083  
Later years 12,334  
Notes Payable $ 29,700 $ 33,300