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Note 6 - Long-term Debt and Note Payable to Bank - Long-term Debt (Details) (USD $)
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Jan. 31, 2015
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Oct. 31, 2014
|
|---|---|---|
| Long-term debt | $ 7,431,268 | $ 7,497,019 |
| Less current installments | 272,939 | 269,996 |
| Long-term debt, excluding current installments | 7,158,329 | 7,227,023 |
| North Carolina Real Estate Loan [Member] | ||
| Long-term debt | 1,904,581 | 1,921,433 |
| Virginia Real Estate Loan [Member] | ||
| Long-term debt | $ 5,526,687 | $ 5,575,586 |