Note 12 - Total Net Sales by Geographic Distribution (Details) - USD ($)	3 Months Ended
Nov. 30, 2015	Nov. 30, 2014
BRAZIL
Net sales by segment	$ 448,268	$ 763,585
INDIA
Net sales by segment	278,690	$ 206,907
CHINA
Net sales by segment	679,755
UNITED STATES
Net sales by segment	5,617,724	$ 6,243,603
Net sales by segment	$ 7,024,437	$ 7,214,095

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.

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

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration