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Consolidated Statements of Cash Flows - USD ($)
 12 Months Ended
Oct. 31, 2017
Oct. 31, 2016
Oct. 31, 2015
Cash flows from operating activities:      
Net loss $ (1,738,771) $ (1,800,994) $ (4,297,445)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:      
Depreciation, amortization and accretion 1,675,519 2,054,977 2,076,486
Bad debt expense (recovery) 21,569 11,254 (16,889)
Deferred income tax expense 2,228,124
Share-based compensation expense 787,100 800,520 1,078,563
Impact of excess tax benefits from share-based compensation (519)
(Gain) loss on sale of property and equipment 103,145 (15,171) 12,059
(Increase) decrease in:      
Trade accounts receivable (45,864) 261,999 4,903,740
Other receivables (1,270) 63,600 45,707
Income taxes refundable 360,324 (360,324)
Inventories (1,757,483) 2,792,114 (297,961)
Prepaid expenses 13,658 132,244 14,819
Other assets, net 16,341
Increase (decrease) in:      
Accounts payable and accrued expenses (78,129) (997,163) (1,698,165)
Accrued compensation and payroll taxes 160,877 (42,856) (1,672,372)
Income taxes payable (453) (6,895) (675,034)
Other noncurrent liabilities 173,031 (458,473) (154,782)
Net cash provided by (used in) operating activities (687,071) 3,155,480 1,202,348
Cash flows from investing activities:      
Purchase of and deposits for the purchase of property and equipment (508,909) (635,153) (3,148,964)
Investment in intangible assets (74,958) (68,248) (95,829)
Proceeds from sale of property and equipment 27,118 500
Net cash used in investing activities (583,867) (676,283) (3,244,293)
Cash flows from financing activities:      
Payroll taxes remitted on share-based payments (105,674) (82,937) (259,756)
Proceeds from note payable to bank 1,550,000 6,000,000 4,000,000
Principal payments on long-term debt and note payable to bank (1,125,661) (7,281,013) (770,012)
Payments for financing costs (17,500) (137,794)
Repurchase of common stock (18,122) (40,150) (379,675)
Impact of excess tax benefits from share-based compensation 519
Common stock dividends paid (141,311) (555,566)
Net cash provided by (used in) financing activities 283,043 (1,683,205) 2,035,510
Net increase (decrease) in cash (987,895) 795,992 (6,435)
Cash at beginning of year 1,879,064 1,083,072 1,089,507
Cash at end of year 891,169 1,879,064 1,083,072
Supplemental disclosure of cash flow information:      
Cash payments for interest 452,918 568,631 427,024
Income taxes paid (refunded), net 15,613 (352,564) 434,206
Noncash investing and financing activities:      
Capital expenditures accrued in accounts payable at year end 45,901 42,785 384,818
Common stock dividends declared and included in accounts payable and accrued expenses at year end $ 141,311