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Note 13 - Fair Value Measurements (Details) - Assets and Liabilities Measured at Fair Value Recurring Basis (USD $) | Feb. 28, 2014 | Aug. 31, 2013
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Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] |  |
Cash equivalents | $ 3,523,000 | $ 1,020,000
Fair Value, Inputs, Level 1 [Member] |  |
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] |  |
Cash equivalents | $ 3,523,000 | $ 1,020,000

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- Definition For an unclassified balance sheet, this item represents investments in common and preferred stocks and other forms of securities that provide ownership interests in a corporation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Subparagraph b -Article 7 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.1(b)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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