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Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
 6 Months Ended
Apr. 30, 2016
Apr. 30, 2015
Cash flows from operating activities:    
Net loss $ (2,750,315) $ (760,050)
Adjustments to reconcile net loss to net cash provided by operating activities:    
Depreciation, amortization and accretion 997,907 996,899
Bad debt expense (recovery) $ 12,019 (17,264)
Deferred income tax expense (259,289)
Share-based compensation expense $ 514,337 637,694
Impact of excess tax benefits from share-based compensation 532 (85,870)
(Gain) loss on sale of property and equipment (1,007) 5,815
(Increase) decrease in:    
Trade accounts receivable 310,296 4,005,064
Other receivables $ 76,942 30,204
Income taxes refundable (89,768)
Inventories $ 1,274,052 (1,159,150)
Prepaid expenses $ 77,419 (98,129)
Other assets 16,341
Increase (decrease) in:    
Accounts payable and accrued expenses $ 595,812 (507,400)
Accrued compensation and payroll taxes (75,019) (1,601,204)
Income taxes payable 11,377 (612,181)
Other noncurrent liabilities (446,515) (152,082)
Net cash provided by operating activities 597,837 349,630
Cash flows from investing activities:    
Purchase of and deposits for the purchase of property and equipment (506,804) (1,785,480)
Investment in intangible assets (53,977) (70,593)
Proceeds from sale of property and equipment 4,618 500
Net cash used in investing activities (556,163) (1,855,573)
Cash flows from financing activities:    
Payroll taxes withheld and remitted on share-based payments (64,867) (220,872)
Proceeds from note payable to bank 6,000,000 2,500,000
Principal payments on long-term debt and note payable to bank (6,138,987) $ (633,984)
Payments for financing costs $ (118,371)
Repurchase of common stock $ (373,982)
Impact of excess tax benefits from share-based compensation $ (532) 85,870
Common stock dividends paid (141,311) (272,146)
Net cash provided by (used in) financing activities (464,068) 1,084,886
Net decrease in cash (422,394) (421,057)
Cash at beginning of period 1,083,072 1,089,507
Cash at end of period $ 660,678 $ 668,450