Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $)	6 Months Ended
Apr. 30, 2015	Apr. 30, 2014
Cash flows from operating activities:
Net loss	$ (760,050)us-gaap_ProfitLoss	$ (599,851)us-gaap_ProfitLoss
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation, amortization and accretion	996,899	979,094
Bad debt expense (recovery)	(17,264)us-gaap_ProvisionForDoubtfulAccounts	12,111us-gaap_ProvisionForDoubtfulAccounts
Deferred income tax expense (benefit)	(259,289)us-gaap_DeferredIncomeTaxExpenseBenefit	64,490us-gaap_DeferredIncomeTaxExpenseBenefit
Share-based compensation expense	637,694us-gaap_ShareBasedCompensation	464,013us-gaap_ShareBasedCompensation
Impact of excess tax benefits from share-based compensation	(85,870)	(7,316)
Loss on sale of property and equipment	5,815	2,871
(Increase) decrease in:
Trade accounts receivable	4,005,064	(1,559,953)
Other receivables	30,204	41,319
Income taxes refundable	(89,768)	(479,743)
Inventories	(1,159,150)us-gaap_IncreaseDecreaseInInventories	(238,355)us-gaap_IncreaseDecreaseInInventories
Prepaid expenses	(98,129)	(290,636)
Other assets	16,341
Increase (decrease) in:
Accounts payable and accrued expenses	(507,400)	1,592,159
Accrued compensation and payroll taxes	(1,601,204)	508,725
Income taxes payable	(612,181)
Other noncurrent liabilities	(152,082)	(82,675)
Net cash provided by operating activities	349,630	406,253
Cash flows from investing activities:
Purchase of and deposits for the purchase of property and equipment	(1,785,480)	(867,936)
Investment in intangible assets	(70,593)	(70,565)
Proceeds from sale of property and equipment	500
Net cash used in investing activities	(1,855,573)	(938,501)
Cash flows from financing activities:
Payroll taxes withheld and remitted on share-based payments	(220,872)	(43,526)
Proceeds from note payable to bank	2,500,000us-gaap_ProceedsFromBankDebt	1,000,000us-gaap_ProceedsFromBankDebt
Principal payments on long-term debt and note payable to bank	(633,984)	(628,374)
Repurchase of common stock	(373,982)
Impact of excess tax benefits from share-based compensation	85,870	7,316
Common stock dividends paid	(272,146)us-gaap_PaymentsOfDividendsCommonStock	(262,671)us-gaap_PaymentsOfDividendsCommonStock
Net cash provided by financing activities	1,084,886	72,745
Net decrease in cash	(421,057)	(459,503)
Cash at beginning of period	1,089,507	750,303
Cash at end of period	$ 668,450	$ 290,800

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.