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Note 8 - Loan and Credit Agreements (Tables) | 12 Months Ended
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Nov. 30, 2014
Notes Tables |
Schedule of Debt [Table Text Block] |
|  | November 30, 2014 |  |  | November 30, 2013 |
U.S. Bank loan payable in monthly installments of $42,500 including interest at 2.98%, due May 1, 2018 |  | $ | 1,662,311 |  |  | $ | 2,114,675 |
U.S. Bank loan payable in monthly installments of $11,000 including interest at 2.98%, due May 1, 2018 |  |  | 850,930 |  |  |  | 955,507 |
U.S. Bank loan payable in monthly installments of $12,550 including interest at 2.98%, due May 1, 2018 |  |  | 965,889 |  |  |  | 1,085,350 |
U.S. Bank loan payable in monthly installments of $27,800 including interest at 2.98%, due May 1, 2018 |  |  | 1,407,366 |  |  |  | 1,693,752 |
U.S. Bank loan payable in monthly installments of $11,700 including interest at 3.15%, due May 10, 2017 |  |  | 588,101 |  |  |  | 707,719 |
U.S. Bank loan payable in monthly installments of $5,556 including interest at 2.98%, due May 25, 2017 |  |  | 980,940 |  |  |  | - |
Iowa Finance Authority loan payable in monthly installments of $12,500 including interest at 2.75%, due June 1, 2020 |  |  | 777,689 |  |  |  | 904,662 |
IDED loan payable in monthly installments of $2,437 including interest at 6%, due June 1, 2014 |  |  | - |  |  |  | 14,375 |
IDED loan payable in monthly installments of $813 including interest at 0%, due June 1, 2014 |  |  | - |  |  |  | 4,883 |
Total term debt |  | $ | 7,233,226 |  |  | $ | 7,480,923 |
Less current portion of term debt |  |  | 1,283,897 |  |  |  | 1,228,964 |
Term debt, excluding current portion |  | $ | 5,949,329 |  |  | $ | 6,251,959 |
Schedule of Maturities of Long-term Debt [Table Text Block] |
Year: |  | Amount |
2015 |  | $ | 1,283,897 |
2016 |  |  | 1,322,663 |
2017 |  |  | 2,433,936 |
2018 |  |  | 1,959,763 |
2019 |  |  | 145,941 |
2020 and thereafter |  |  | 87,026 |
|  | $ | 7,233,226 |

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- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
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- Definition Tabular disclosure of the combined aggregate amount of maturities and sinking fund requirements for all long-term borrowings for each of the five years following the date of the latest balance sheet date presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 + Details
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