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RENTAL INCOME (Schedule of rental income) (Details) (USD $)
12 Months Ended
Jul. 31, 2014
Jul. 31, 2013
Jul. 31, 2012
Minimum rentals $ 16,121,934 $ 15,154,021 $ 15,821,401
Revenue to temporarily vacate lease (Note 15) 813,663 737,802 708,662
Total 16,935,597 15,891,823 16,530,063
Company owned property [Member]
     
Minimum rentals 10,412,191 9,308,907 9,920,860
Revenue to temporarily vacate lease (Note 15) 538,212 421,743 386,815
Leased property [Member]
     
Minimum rentals 5,709,743 5,845,114 5,900,541
Revenue to temporarily vacate lease (Note 15) $ 275,451 $ 316,059 $ 321,847