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Note 10 - Geographic and Segment Information (Details) - Total Assets by Geographic Distribution (USD $)
May 31, 2014
Aug. 31, 2013
Revenues from External Customers and Long-Lived Assets [Line Items]    
Total assets $ 52,188,867 $ 49,053,949
BRAZIL
    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Total assets 1,080,330 1,193,373
INDIA
    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Total assets 358,423  
North America [Member]
    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Total assets $ 50,750,114 $ 47,860,576