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Note 12 - Geographic and Segment Information (Details) - Total Assets by Geographic Distribution (USD $)	Feb. 28, 2015	Aug. 31, 2014
Revenues from External Customers and Long-Lived Assets [Line Items]
Total assets	$ 50,104,501us-gaap_Assets	$ 54,057,775us-gaap_Assets
BRAZIL
Revenues from External Customers and Long-Lived Assets [Line Items]
Total assets	1,065,105	1,429,054
CHINA
Revenues from External Customers and Long-Lived Assets [Line Items]
Total assets	1,268,072
INDIA
Revenues from External Customers and Long-Lived Assets [Line Items]
Total assets	359,992	363,894
North America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Total assets	$ 47,411,333	$ 52,264,827