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Note 18 - Subsequent Events (Detail) (USD $) | 1 Months Ended | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | ---
Dec. 21, 2012 | Dec. 31, 2012 | Feb. 28, 2013 | Nov. 30, 2012 | May 31, 2012 | May 10, 2012
Proceeds from Sale of Other Assets | $ 87,500 | $ 776,000 |  |  |  |
Other Asset Impairment Charges |  |  |  | 95,000 |  |
Other Nonrecurring (Income) Expense |  |  | $ (658,000) |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  | 2.75% |  | 4.50% | 3.15%
Decrease [Member] |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  | 0.75% |  |  |
Original [Member] |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  | 3.50% |  |  |

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- Definition The charge against earnings resulting from the write down of long lived assets other than goodwill due to the difference between the carrying value and lower fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6391110&loc=d3e2921-110230 + Details
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- Definition Cash received from sales of assets, other than those represented by other elements (securities, loans, mortgages, real estate). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 27 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3536-108585 + Details
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