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Note 12 - Segment and Geographical Information - Total Net Sales by Geographic Distribution (Details) - USD ($)	3 Months Ended		9 Months Ended
	May 31, 2017	May 31, 2016	May 31, 2017	May 31, 2016
Net sales by segment	$ 10,223,019	$ 8,686,575	$ 28,667,945	$ 23,415,946
BRAZIL
Net sales by segment			1,683,255	1,509,659
INDIA
Net sales by segment			1,057,132	911,227
GERMANY
Net sales by segment			378,635
CHINA
Net sales by segment			4,991,807	2,473,733
UNITED STATES
Net sales by segment			$ 20,557,116	$ 18,521,327

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=63488584&loc=d3e20235-122688

+ Details

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