Consolidated Balance Sheets Consolidated Balance Sheets [Abstract] Assets Assets [Abstract] Current assets: Current assets: [Abstract] Cash and cash equivalents Securities available for sale - Note 3 Accounts receivable, net of allowances of $182,000 (June 30, 2012) and $150,000 (Oct. 1, 2011) Inventories - Note 4 Deferred income taxes Prepaid expenses Total current assets Property and equipment, net - Note 5 Goodwill - Note 2 Other assets - Note 6 Liabilities and Shareholders' Equity Liabilities and Shareholders' Equity [Abstract] Current liabilities: Current liabilities: [Abstract] Accounts payable Accrued and sundry liabilities Total current liabilities Long-term debt Deferred income taxes Deferred compensation Total long-term liabilities Total liabilities Shareholders' equity Shareholders' equity [Abstract] Common stock, no par value, 20,000,000 shares authorized; issued and outstanding shares 2,919,250 (June 30, 2012) and 2,794,509 (Oct. 1, 2011) Additional paid-in capital Retained earnings Accumulated other comprehensive loss Total shareholders' equity Allowances (in Dollars) Common stock, par value (in Dollars per share) Common stock, shares authorized Common stock, shares issued Common stock, shares outstanding Consolidated Statements of Income (Unaudited) Consolidated Statements of Income (Unaudited) [Abstract] Net sales Cost of goods sold Gross profit Selling and marketing expenses Research and development expenses General and administrative expenses Operating income Non-operating income (expense): Non-operating income (expense): [Abstract] Other Interest expense Net non-operating (expense) income Income before income taxes Provision for income taxes Net income Net income per share of common stock - Note 8 Net income per share of common stock - Note 8 [Abstract] Basic (in Dollars per share) Diluted (in Dollars per share) Dividends per common share (in Dollars per share) Weighted average shares outstanding: Weighted average shares outstanding: [Abstract] Basic (in Shares) Diluted (in Shares) Consolidated Statements of Cash Flows (Unaudited) Consolidated Statements of Cash Flows (Unaudited) [Abstract] Operating activities: Operating activities: [Abstract] Net income Adjustments to reconcile net income to net cash provided by operating activities: Adjustments to reconcile net income to net cash provided by operating activities: [Abstract] Depreciation and amortization Provision for losses on accounts receivable Increase in cash value of life insurance Deferred compensation Stock compensation expense Changes in operating assets and liabilities: Changes in operating assets and liabilities: [Abstract] Accounts receivable Inventories Prepaid expenses and other assets Accounts payable and accrued expenses Net cash provided by operating activities Investing activities: Investing activities: [Abstract] Acquisition of M.C. Healthcare Purchases of marketable securities Proceeds from sale of securities available for sale Purchases of property and equipment Payments for other assets Net cash used for investing activities Financing activities: Financing activities: [Abstract] Proceeds of long-term debt Repayment of long-term debt Dividends paid Purchase and retirement of common stock Common stock issued upon exercise of options Net cash provided by/used for financing activities Effect of exchange rates on cash Increase in cash and cash equivalents Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Note 1 - Significant Accounting Issues Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Note 2 - Acquisition of M.C. Healthcare Products Inc. Mergers, Acquisitions and Dispositions Disclosures [Text Block] Note 3 - Fair Value of Financial Instruments Fair Value Disclosures [Text Block] Note 4 - Inventories Inventory Disclosure [Text Block] Note 5 - Property and Equipment Property, Plant and Equipment Disclosure [Text Block] Note 6 - Other Assets Other Assets Disclosure [Text Block] Note7 - Product Warranties Product Warranty Disclosure [Text Block] Note 8 - Earnings Per Common Share Earnings Per Share [Text Block] Note 9 - Operations and Industry Segments Segment Reporting Disclosure [Text Block] Note 10 - Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Significant Accounting Policies (Abstract) Significant Accounting Policies Consolidation, Policy [Policy Text Block] Foreign Currency Transactions and Translations Policy [Policy Text Block] New Accounting Pronouncements, Policy [Policy Text Block] Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block] Disclosure of the adjustments made to the carrying value of goodwill during the period. Business Acquisition Goodwill Reconciliation [Table Text Block] Fair Value, Assets Measured on Recurring and Nonrecurring Basis [Table Text Block] Schedule of Inventory, Current [Table Text Block] Tabular disclosure of the carrying amounts as of the balance sheet date of the components of property and equipment. Schedule of Property and Equipment by Major Classficiation [Table Text Block] Schedule of Other Assets, Noncurrent [Table Text Block] Schedule of Product Warranty Liability [Table Text Block] Schedule of Calculation of Numerator and Denominator in Earnings Per Share [Table Text Block] Schedule of Segment Reporting Information, by Segment [Table Text Block] Reconciliation of the carrying amount of goodwill Reconciliation of the carrying amount of goodwill [Abstract] Business Acquisition, Acquiree [Domain] Goodwill at March 31, 2012 Adjustment to record contingent consideration Decrease in foreign currency exchange rate Goodwill at June 30, 2012 Fair value measurement of the Company’s assets Fair value measurement of the Company’s assets [Abstract] Reinsurance Premiums for Insurance Companies, by Product Segment [Domain] Fair Value, Measurements, Fair Value Hierarchy [Domain] Cash value of life insurance policies: Cash value of life insurance policies: [Abstract] Fair market value Securities available for sale: Securities available for sale: [Abstract] October 1, 2011 Components of inventories Components of inventories [Abstract] Raw materials Work in process Finished goods Reserve for obsolescence Property and equipment Property and equipment [Abstract] Property, Plant and Equipment, Type [Domain] Property and equipment, gross Less accumulated depreciation Other assets Other assets [Abstract] Finite-Lived Intangible Assets, Major Class Name [Domain] Intangible assets, net of accumulated amortization Cash value of life insurance policies - Note 3 Other Accumulated amortization Changes in our product warranty liability Changes in our product warranty liability [Abstract] Accrued liability at beginning of period Decreases/Increases in reserve Increase in reserve as result of MCHP asset acquisition Expenses Accrued liability at end of period Computation of basic and diluted earnings per share Computation of basic and diluted earnings per share [Abstract] Numerator for basic and diluted earnings per share: Numerator for basic and diluted earnings per share: [Abstract] Net income (in Dollars) Denominator: Denominator: [Abstract] Denominator for basic earnings per share: Denominator for basic earnings per share: [Abstract] Weighted average shares Effect of dilutive securities: Effect of dilutive securities: [Abstract] Employee stock options and restricted stock Denominator for diluted earnings per share: Denominator for diluted earnings per share: [Abstract] Adjusted weighted average shares and assumed conversions Net income per common share: Net income per common share: [Abstract] The following table summarizes certain information on industry segments The following table summarizes certain information on industry segments [Abstract] Segment [Domain] Net sales: Net sales: [Abstract] Operating profit: Operating profit: [Abstract] Income Before Income Taxes Corporate Expense And Other Items Operating profit Non-Allocatable General Corporate Expenses Corporate expense Other Income before income taxes Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures (in Shares) Business Acquisition Payment For Post-Closing Working Capital Adjustment Business Acquisition, Cost of Acquired Entity, Purchase Price Business Acquisition, Cost of Acquired Entity, Cash Paid Business Acquisition Payment For Post-Closing Working Capital Adjustment Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in Shares) Business Acquisition, Equity Interest Issued or Issuable, Value Assigned Proceeds from Lines of Credit Business Acquisition, Purchase Price Allocation, Current Assets, Receivables Business Acquisition, Purchase Price Allocation, Current Assets, Inventory Business Acquisition, Purchase Price Allocation, Current Assets, Prepaid Expense and Other Assets Business Acquisition, Purchase Price Allocation, Equipment Business Acquisition, Purchase Price Allocation, Current Liabilities Business Acquisition, Purchase Price Allocation, Intangible Assets Other than Goodwill Business Acquisition, Purchase Price Allocation, Goodwill Amount Operating Leases, Rent Expense Revenue, Net Operating Income (Loss) Business Acquisition, Pro Forma Revenue Business Acquisition, Pro Forma Net Income (Loss) Business Acquisition, Pro Forma Earnings Per Share, Diluted (in Dollars per share) Range [Domain] Finite-Lived Intangible Asset, Useful Life Number of Reportable Segments Scenario [Axis] Business Segments [Axis] Insurance Policy [Axis] Building [Member] Fair Value, Hierarchy [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Land Improvements [Member] Land [Member] Property, Plant and Equipment, Type [Axis] Fair Value, Inputs, Level 2 [Member] Scenario, Unspecified [Domain] Range [Axis] Fair Value, Inputs, Level 1 [Member] Furniture and Fixtures [Member] Maximum [Member] Minimum [Member] Automobiles [Member] Business Acquisition [Axis] Machinery and Equipment [Member] Patents And Trademarks [Member] Patents and Trademarks [Member] June 302012 [Member] June 30, 2012 [Member] Intangible Assets Net [Member] Intangible Assets, Net [Member] Total [Member] Total [Member] Custom Products [Member] Custom Products [Member] M. C. Healthcare Acquisition [Member] M.C. Healthcare Acquisition [Member] October 12011 [Member] October 1, 2011 [Member] Medical [Member] Medical [Member] Document and Entity Information [Abstract] ScheduleOfPropertyAndEquipmentByMajorClassficiationTableTextBlock BusinessAcquisitionGoodwillReconciliationTableTextBlock BusinessAcquisitionPaymentForPostClosingWorkingCapitalAdjustment NonAllocableGeneralCorporateExpenses Liabilities, Current Operating Expenses Inventory Valuation Reserves Business Acquisition, Pro Forma Earnings Per Share, Diluted Net Cash Provided by (Used in) Investing Activities Document Period End Date Business Acquisition, Cost of Acquired Entity, Cash Paid Net Cash Provided by (Used in) Operating Activities Cash and Cash Equivalents, Period Increase (Decrease) Payments to Acquire Marketable Securities Assets, Current Product Warranty Accrual Business Acquisition, Cost of Acquired Entity, Purchase Price Earnings Per Share, Basic Business Acquisition, Purchase Price Allocation, Intangible Assets Other than Goodwill Amendment Flag Consolidation, Policy [Policy Text Block] Business Acquisition, Equity Interest Issued or Issuable, Number of Shares Payments to Acquire Property, Plant, and Equipment Deferred Tax Assets, Net of Valuation Allowance, Current Entity Central Index Key Business Acquisition, Purchase Price Allocation, Current Assets, Receivables Increase (Decrease) in Prepaid Expense and Other Assets Net Cash Provided by (Used in) Financing Activities Business Acquisition, Purchase Price Allocation, Equipment Increase (Decrease) in Receivables Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block] Increase (Decrease) in Deferred Compensation Entity Common Stock, Shares Outstanding Payments for Purchase of Other Assets Operating Leases, Rent Expense Business Acquisition, Purchase Price Allocation, Goodwill Amount Business Acquisition, Pro Forma Net Income (Loss) Repayments of Long-term Debt Payments of Dividends Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term Business Acquisition, Equity Interest Issued or Issuable, Value Assigned Entity Filer Category Document Fiscal Year Focus Entity Public Float Business Acquisition, Pro Forma Revenue Foreign Currency Transactions and Translations Policy [Policy Text Block] Entity Voluntary Filers Business Acquisition, Purchase Price Allocation, Current Liabilities Operating Income (Loss) Liabilities and Equity Proceeds from Lines of Credit Other Assets, Miscellaneous, Noncurrent Assets Entity Current Reporting Status New Accounting Pronouncements, Policy [Policy Text Block] Entity Registrant Name Payments for Repurchase of Common Stock Nonoperating Income (Expense) Business Acquisition, Purchase Price Allocation, Current Assets, Prepaid Expense and Other Assets Finite-Lived Intangible Asset, Useful Life Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Entity Well-known Seasoned Issuer Payments to Acquire Businesses, Net of Cash Acquired Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures Stockholders' Equity Attributable to Parent Product Warranty Accrual, Payments Increase (Decrease) in Inventories Business Acquisition, Purchase Price Allocation, Current Assets, Inventory Amendment Description Document Type Number of Reportable Segments Gross Profit Earnings Per Share, Diluted Liabilities Current Fiscal Year End Date Liabilities, Noncurrent Document Fiscal Period Focus Interest Expense Statement [Table] Statement [Line Items]