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Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
 9 Months Ended
Jul. 31, 2015
Jul. 31, 2014
Cash flows from operating activities:    
Net loss $ (1,322,403) $ (321,704)
Adjustments to reconcile net loss to net cash provided by operating activities:    
Depreciation, amortization and accretion 1,505,559 1,445,381
Bad debt expense (recovery) (14,203) 18,655
Deferred income tax expense 115,420 306,541
Share-based compensation expense 859,889 693,662
Impact of excess tax benefits from share-based compensation (508) (18,647)
Loss on sale of property and equipment 10,382 27,646
(Increase) decrease in:    
Trade accounts receivable 3,280,158 (1,967,578)
Other receivables 50,736 64,402
Income taxes refundable (360,325) (594,207)
Inventories (1,102,979) 963,399
Prepaid expenses (20,286) (209,399)
Other assets 16,341  
Increase (decrease) in:    
Accounts payable and accrued expenses 311,058 963,862
Accrued compensation and payroll taxes (1,486,209) 789,354
Income taxes payable (673,031)  
Other noncurrent liabilities (152,077) (290,821)
Net cash provided by operating activities 1,017,522 1,870,546
Cash flows from investing activities:    
Purchase of and deposits for the purchase of property and equipment (2,728,962) (1,814,492)
Investment in intangible assets (86,381) $ (108,764)
Proceeds from sale of property and equipment 500  
Net cash used in investing activities (2,814,843) $ (1,923,256)
Cash flows from financing activities:    
Payroll taxes withheld and remitted on share-based payments (240,946) (94,772)
Proceeds from note payable to bank 3,000,000 1,250,000
Principal payments on long-term debt and note payable to bank (702,064) (943,609)
Repurchase of common stock (379,675) (55,912)
Impact of excess tax benefits from share-based compensation 508 18,647
Common stock dividends paid (413,904) (401,478)
Net cash provided by (used in) financing activities 1,263,919 (227,124)
Net decrease in cash (533,402) (279,834)
Cash at beginning of period 1,089,507 750,303
Cash at end of period $ 556,105 $ 470,469