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Note 12 - Net Sales by Geographic Location (Details) - USD ($)	3 Months Ended		6 Months Ended
	Feb. 29, 2016	Feb. 28, 2015	Feb. 29, 2016	Feb. 28, 2015
Inside the USA to Unaffiliated Customers [Member]
Net sales by segment	$ 2,344,406	$ 1,544,964	$ 4,006,037	$ 3,071,894
Joint Ventures in Which the Company is a Shareholder Directly and Indirectly Outside the USA [Member]
Net sales by segment	971,501	1,198,892	1,521,047	2,007,879
Unaffiliated Customers Outside the USA [Member]
Net sales by segment	4,389,027	3,984,853	9,202,287	8,863,031
Net sales by segment	$ 7,704,934	$ 6,728,709	$ 14,729,371	$ 13,942,804

X

- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

+ Details

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