Note 17 - Reconciliation of the Total Amounts of Unrecognized Tax Benefits (Details) - USD ($)	12 Months Ended
Aug. 31, 2015	Aug. 31, 2014
Gross unrecognized tax benefits – beginning balance	$ 180,000	$ 170,000
Gross increases - prior period tax positions	15,000	2,000
Gross increases – current period tax positions	8,000	8,000
Gross unrecognized tax benefits – ending balance	$ 203,000	$ 180,000

Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 15A

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=SL6600010-109319

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Unrecognized Tax Benefit

-URI http://asc.fasb.org/extlink&oid=6527854

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Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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