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Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
 3 Months Ended
Jan. 31, 2016
Jan. 31, 2015
Cash flows from operating activities:    
Net loss $ (1,767,193) $ (252,177)
Adjustments to reconcile net loss to net cash provided by operating activities:    
Depreciation, amortization and accretion 499,185 491,091
Bad debt expense (recovery) $ 7,075 (26,411)
Deferred income tax expense 225,901
Share-based compensation expense $ 219,073 250,494
Impact of excess tax benefits from share-based compensation 131 (78,192)
(Gain) loss on sale of property and equipment (4,490) 4,776
(Increase) decrease in:    
Trade accounts receivable 1,603,238 5,048,910
Other receivables $ 91,454 (9,213)
Income taxes refundable (153,799)
Inventories $ 212,748 (884,491)
Prepaid expenses $ 33,534 (62,309)
Other assets 16,341
Increase (decrease) in:    
Accounts payable and accrued expenses $ (288,394) (1,692,249)
Accrued compensation and payroll taxes (171,980) (1,382,918)
Income taxes payable 22,523 (601,071)
Other noncurrent liabilities (440,687) (151,457)
Net cash provided by operating activities 16,217 743,226
Cash flows from investing activities:    
Purchase of and deposits for the purchase of property and equipment (299,973) (927,983)
Investment in intangible assets (16,960) $ (25,922)
Proceeds from sale of property and equipment 4,618
Net cash used in investing activities (312,315) $ (953,905)
Cash flows from financing activities:    
Payroll taxes withheld and remitted on share-based payments $ (16,283) (191,736)
Proceeds from note payable to bank 1,000,000
Principal payments on long-term debt and note payable to bank $ (68,698) $ (565,751)
Payments for financing costs $ (21,856)
Repurchase of common stock $ (373,982)
Impact of excess tax benefits from share-based compensation $ (131) 78,192
Common stock dividends paid (141,311) (136,931)
Net cash used in financing activities (248,279) (190,208)
Net decrease in cash (544,377) (400,887)
Cash at beginning of period 1,083,072 1,089,507
Cash at end of period $ 538,695 $ 688,620