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Note 7 - Loan and Credit Agreements (Detail) - Summary Of Term Debt (Parentheticals) (USD $) | 1 Months Ended |  | 3 Months Ended
--- | --- | --- | ---
Jun. 30, 2009 | May 31, 2010 | Feb. 28, 2013 West Bank [Member] Loan 1 [Member] | Nov. 30, 2012 West Bank [Member] Loan 1 [Member] | Feb. 28, 2013 West Bank [Member] Loan 2 [Member] | Nov. 30, 2012 West Bank [Member] Loan 2 [Member] | Feb. 28, 2013 West Bank [Member] Loan 3 [Member] | Nov. 30, 2012 West Bank [Member] Loan 3 [Member] | Feb. 28, 2013 West Bank [Member] Loan 4 [Member] | Nov. 30, 2012 West Bank [Member] Loan 4 [Member] | Feb. 28, 2013 US Bank [Member] | Nov. 30, 2012 US Bank [Member] | Feb. 28, 2013 Iowa Finance Authority [Member] | Nov. 30, 2012 Iowa Finance Authority [Member] | Feb. 28, 2013 IDED [Member] Loan 1 [Member] | Nov. 30, 2012 IDED [Member] Loan 1 [Member] | Feb. 28, 2013 IDED [Member] Loan 2 [Member] | Nov. 30, 2012 IDED [Member] Loan 2 [Member] | Feb. 28, 2013 IDED [Member] Loan 3 [Member] | Nov. 30, 2012 IDED [Member] Loan 3 [Member] | Feb. 28, 2013 West Union Community Development Corp [Member] | Nov. 30, 2012 West Union Community Development Corp [Member]
Monthly Installments (in Dollars) | $ 1,583 |  | $ 42,500 | $ 42,500 | $ 11,000 | $ 11,000 | $ 12,550 | $ 12,550 | $ 27,800 | $ 27,800 | $ 11,700 | $ 11,700 | $ 12,892 | $ 12,892 | $ 2,437 | $ 2,437 | $ 813 | $ 813 | $ 0 | $ 0 | $ 4,333 | $ 4,333
Interest Rate | 0.00% | 3.50% | 4.75% | 4.75% | 4.75% | 4.75% | 4.75% | 4.75% | 4.50% | 4.50% | 3.15% | 3.15% | 2.75% | 2.75% | 6.00% | 6.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00%

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- Definition Interest rate stated in the contractual debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: 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(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount of the required periodic payments including both interest and principal payments. + References Reference 1: 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 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823 + Details
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