Note 9 - Summary Of Term Debt (Details) - USD ($)	Nov. 30, 2015	Nov. 30, 2014
US Bank Loan 1 [Member]
Term debt	$ 1,196,088	$ 1,662,311
US Bank Loan 2 [Member]
Term debt	743,149	850,930
US Bank Loan 3 [Member]
Term debt	842,769	965,889
US Bank Loan 4 [Member]
Term debt	1,112,205	1,407,366
US Bank Loan 5 [Member]
Term debt	464,605	588,101
US Bank Loan 6 [Member]
Term debt	943,381	980,940
Iowa Finance Authority [Member]
Term debt	647,132	777,689
Term debt	5,949,329	7,233,226
Less current portion of term debt	1,322,662	1,283,897
Term debt, excluding current portion	$ 4,626,667	$ 5,949,329

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.16)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.16)
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 20, 22
-Article 5

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19,20)
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+ References

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-Section S99
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-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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