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Note 7 - Corporate Debt (Detail) (PNC Bank [Member], USD $) | 3 Months Ended |  | 3 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Nov. 30, 2012 Term Loan - Principal Amount Oustanding [Member] | Nov. 30, 2012 Revolving Line of Credit [Member] | Nov. 30, 2012 Term Loan and Line of Credit Agreements "Loan Agreements" [Member] | Nov. 30, 2012 Revolving Credit Facility [Member] | Nov. 30, 2011 Revolving Credit Facility [Member] | Nov. 30, 2012 | Nov. 30, 2011
Long-term Debt, Gross (in Dollars) | $ 990,503 |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate | 2.15% | 2.15% |  |  |  |  |
Debt Instrument, Periodic Payment, Principal (in Dollars) | 6,343 |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity (in Dollars) |  |  |  |  |  | $ 3,000,000 |
Line of Credit Facility, Interest Rate at Period End |  |  |  |  |  | 3.03% | 3.09%
Debt, Weighted Average Interest Rate |  |  |  | 3.11% | 3.02% |  |
Debt Instrument, Covenants, Fixed Charge Coverage Ratio |  |  | 1.10:1.00 |  |  |  |

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- Definition Including current and noncurrent portions, aggregate carrying amount of long-term borrowings as of the balance sheet date before deducting unamortized discount or premiums (if any). May include notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, which had initial maturities beyond one year or beyond the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 9 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Staff Position (FSP) -Number APB14-1 -Paragraph 31 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20 -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 + Details
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