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Business And Credit Concentrations, Major Customers And Geographic Information (Narrative) (Details) (USD $) | 3 Months Ended | 12 Months Ended
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Oct. 31, 2013 | Jul. 31, 2013 | Apr. 30, 2013 | Jan. 31, 2013 | Oct. 31, 2012 | Jul. 31, 2012 | Apr. 30, 2012 | Jan. 31, 2012 | Oct. 31, 2013 | Oct. 31, 2012 | Oct. 31, 2011
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Percent of consolidated net sales per customer |  |  |  |  |  |  |  |  | 12.70% |  |
Consolidated net sales attributable to one major domestic distributor |  |  |  |  |  |  |  |  | $ 10,600,000 |  |
Percent of balance payable per customer |  |  |  |  |  |  |  |  | 8.10% |  |
Percentage of revenues from domestic customers |  |  |  |  |  |  |  |  | 70.00% | 74.00% | 76.00%
Percentage of revenues from international customers |  |  |  |  |  |  |  |  | 30.00% | 26.00% | 24.00%
Total net sales | 19,244,066 | 19,601,919 | 19,124,600 | 17,295,453 | 22,134,429 | 22,003,689 | 22,051,197 | 17,334,015 | 75,266,038 | 83,523,330 | 73,339,591
Operating losses |  |  |  |  |  |  |  |  | (767,121) | (4,417,811) | (1,474,751)
Total assets | 45,414,899 |  |  |  | 47,762,345 |  |  |  | 45,414,899 | 47,762,345 |
Centric Solutions LLC [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total net sales |  |  |  |  |  |  |  |  | 1,490,186 | 1,774,228 | 839,412
Operating losses |  |  |  |  |  |  |  |  | 124,000 | 515,000 | 873,000
Total assets | $ 329,000 |  |  |  | $ 309,000 |  |  |  | $ 329,000 | $ 309,000 |

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