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Condensed Consolidated Statements Of Cash Flows (USD $)
 12 Months Ended
Oct. 31, 2013
Oct. 31, 2012
Oct. 31, 2011
Cash flows from operating activities:      
Net income (loss) $ (72,478) $ 2,626,200 $ 457,499
Adjustments to reconcile net income (loss) to net cash provided by operating activities:      
Depreciation, amortization and accretion 2,051,433 2,181,100 2,688,150
Bad debt expense (recovery) 20,461 (10,327) 40,231
Deferred income tax expense (benefit) 998,747 (558,770) 132,097
Share-based compensation expense 971,145 1,440,534 893,354
Impact of excess tax benefits from share-based compensation (41,598) (3,562) (152,815)
Loss on sale of property and equipment 12,858 6,974 3,176
(Increase) decrease in:      
Trade accounts receivable 2,628,971 (1,793,255) (178,428)
Other receivables (8,804) 294,502 95,721
Income taxes refundable (472,511) 316,066 (61,034)
Inventories 229,740 (1,966,834) (2,074,398)
Prepaid expenses and other assets 153,265 (118,948) (32,983)
Other assets, net 0 12,884 6,562
Increase (decrease) in:      
Accounts payable and accrued expenses (800,378) (1,336,095) 2,230
Accrued compensation and payroll taxes (2,166,861) 884,587 398,630
Income taxes payable 18,661 26,499 89,225
Other noncurrent liabilities (47,114) (16,946) 44,167
Net cash provided by operating activities 3,475,537 1,984,609 2,351,384
Cash flows from investing activities:      
Purchase of and deposits for the purchase of property and equipment (2,983,960) (1,467,089) (1,492,140)
Investment in intangible assets (164,584) (84,314) (31,070)
Proceeds from sale of property and equipment 5,000 80 35,086
Net cash used in investing activities (3,143,544) (1,551,323) (1,488,124)
Cash flows from financing activities:      
Payroll taxes withheld and remitted on share-based payments (357,852) (191,117) (262,381)
Proceeds from note payable to bank 4,550,000 6,250,000 0
Principal payments on long-term debt and note payable to bank (3,297,749) (5,437,485) (878,231)
Payments for financing costs 0 (25,000) (97,405)
Principal payments on related party loans (86,177) 0 (110,363)
Repurchase of common stock (543,420) (1,176,661) (846,287)
Impact of excess tax benefits from share-based compensation 41,598 3,562 152,815
Common stock dividends paid (479,128) (357,060) (251,953)
Net cash used in financing activities (172,728) (933,761) (2,293,805)
Net increase (decrease) in cash 159,265 (500,475) (1,430,545)
Cash at beginning of year 591,038 1,091,513 2,522,058
Cash at end of year 750,303 591,038 1,091,513
Supplemental disclosure of cash flow information:      
Cash payment for interest 449,134 524,936 573,475
Income taxes paid (refunded), net (187,548) 1,462,886 191,009
Noncash investing and financing activities:      
Capital expenditures accrued in accounts payable at year end 19,132 177,766 109,896
Capital expenditures accrued in accounts payable at year end $ 131,518 $ 96,327 $ 62,936