Statement of Financial Position [Abstract] ASSETS ASSETS [Abstract] Current assets: Current assets: [Abstract] Cash and cash equivalents Accounts receivable, net of allowances of $284,000 (March 29, 2014) and $263,000 (Sept. 28, 2013) Inventories - Note 3 Deferred income taxes Prepaid expenses Total current assets Property, plant and equipment, net - Note 4 Goodwill Intangibles, net - Note 5 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 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 2,961,007 (March 29, 2014) and 2,927,416 (Sept. 28, 2013) Additional paid-in capital Retained earnings Accumulated other comprehensive loss Total shareholders' equity Accounts receivable, allowances (in Dollars) Common stock, par value (in Dollars per share) Common stock, shares authorized Common stock, shares issued Common stock, shares outstanding Income Statement [Abstract] Dividends [Domain] 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 income (expense) Income before income taxes Provision for income taxes Net income Other comprehensive income (loss), after tax: Other comprehensive income (loss), after tax: [Abstract] Foreign currency translation loss Comprehensive 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 (1) (in Dollars per share) Weighted average shares outstanding: Weighted average shares outstanding: [Abstract] Basic (in Shares) Diluted (in Shares) Special dividend paid on December 4, 2012, per share Statement of Cash Flows [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] Purchases of property and equipment Payments for other assets Net cash used for investing activities Financing activities: Financing activities: [Abstract] Dividends paid Common stock issued upon exercise of options Net cash used for financing activities Effect of exchange rates on cash Increase (Decrease) in cash and cash equivalents Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Accounting Policies [Abstract] Significant Accounting Policies [Text Block] Fair Value Disclosures [Abstract] Fair Value Disclosures [Text Block] Inventory Disclosure [Abstract] Inventory Disclosure [Text Block] Property, Plant and Equipment [Abstract] Property, Plant and Equipment Disclosure [Text Block] Disclosure Text Block [Abstract] Intangible Assets Disclosure [Text Block] Disclosure Text Block Supplement [Abstract] Other Assets Disclosure [Text Block] Product Warranties Disclosures [Abstract] Product Warranty Disclosure [Text Block] Earnings Per Share [Abstract] Earnings Per Share [Text Block] Segment Reporting [Abstract] Segment Reporting Disclosure [Text Block] Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Text Block] 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] Fair Value, Assets Measured on Recurring and Nonrecurring Basis [Table Text Block] Schedule of Inventory, Current [Table Text Block] Property, Plant and Equipment [Table Text Block] Schedule of Finite-Lived Intangible Assets [Table Text Block] Schedule of Other Assets, Noncurrent [Table Text Block] Schedule of Product Warranty Liability [Table Text Block] Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of Segment Reporting Information, by Segment [Table Text Block] Fair Value Measurement of Assets Fair Value Measurement of Assets [Abstract] Fair Value Hierarchy [Domain] Note 2 - Fair Value of Financial Instruments (Details) - Fair Value Measurement of Assets [Table] Note 2 - Fair Value of Financial Instruments (Details) - Fair Value Measurement of Assets [Line Items] Cash value of life insurance policies: Cash value of life insurance policies: [Abstract] Fair market value Components of Inventories Components of Inventories [Abstract] Raw materials Work in process Finished goods Reserve for obsolescence Property and Equipment Property and Equipment [Abstract] Land Land improvements Buildings Machinery and equipment Furniture and fixtures Construction in process Automobiles as of balance sheet date. Automobiles Less accumulated depreciation Intangible Assets Intangible Assets [Abstract] Patents and trademarks Trade names Non-competition agreements Customer relationships Less accumulated amortization Net intangibles Other Assets Other Assets [Abstract] Cash value of life insurance policies - Note 2 Other Changes in Product Warranty Liability Changes in Product Warranty Liability [Abstract] Accrued liability at beginning of period Increase in reserve Expenses Accrued liability at end of period Basic and Diluted Earnings Per Share 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 share of common stock: Net income per share of common stock: [Abstract] Information on Industry Segments Information on Industry Segments [Abstract] Segments [Domain] Schedule of Segment Reporting Information, by Segment [Table] Segment Reporting Information [Line Items] Net sales: Net sales: [Abstract] Net sales Operating profit before corporate expense: Operating profit before corporate expense: [Abstract] Operating profit (loss). Operating profit Corporate expense Other income (expense) Income before income taxes Number of Reportable Segments Fair Value, Inputs, Level 3 [Member] Segments [Axis] Scenario [Axis] Dividends [Axis] Fair Value, Inputs, Level 2 [Member] Corporate Segment [Member] Scenario, Unspecified [Domain] Fair Value, Hierarchy [Axis] Fair Value, Inputs, Level 1 [Member] Custom Products [Member] Custom Products [Member] Medical [Member] Medical [Member] Special Dividend Paid [Member] Special Dividend Paid [Member] Document and Entity Information [Abstract] Net Cash Provided by (Used in) Financing Activities Increase (Decrease) in Receivables Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block] Product Warranty Disclosure [Text Block] Increase (Decrease) in Deferred Compensation Deferred Tax Assets, Net of Valuation Allowance, Current Commitments and Contingencies Disclosure [Text Block] Increase (Decrease) in Prepaid Expense and Other Assets Schedule of Product Warranty Liability [Table Text Block] Payments of Dividends Entity Common Stock, Shares Outstanding Schedule of Other Assets, Noncurrent [Table Text Block] Finite-Lived Intangible Assets, Net Schedule of Finite-Lived Intangible Assets [Table Text Block] Entity Central Index Key Amendment Flag Other Assets Disclosure [Text Block] Net Cash Provided by (Used in) Investing Activities Revenues Net Cash Provided by (Used in) Operating Activities Liabilities, Current Operating Expenses Fair Value, Assets Measured on Recurring and Nonrecurring Basis [Table Text Block] Inventory Valuation Reserves Significant Accounting Policies [Text Block] Other Expenses Consolidation, Policy [Policy Text Block] Inventory Disclosure [Text Block] Payments to Acquire Property, Plant, and Equipment Finite-Lived Intangible Assets, Accumulated Amortization Document Period End Date Segment Reporting Disclosure [Text Block] Cash and Cash Equivalents, Period Increase (Decrease) Assets, Current Intangible Assets Disclosure [Text Block] Product Warranty Accrual Foreign Currency Transaction Loss, before Tax Product Warranty Accrual, Payments Current Fiscal Year End Date Increase (Decrease) in Inventories Document Fiscal Period Focus Property, Plant and Equipment [Table Text Block] Number of Reportable Segments Stockholders' Equity Attributable to Parent Schedule of Inventory, Current [Table Text Block] Liabilities Amendment Description Liabilities, Noncurrent Finite-Lived Intangible Assets, Gross Property, Plant and Equipment, Gross Property, Plant and Equipment Disclosure [Text Block] Fair Value Disclosures [Text Block] Interest Expense Document Type Gross Profit Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of Segment Reporting Information, by Segment [Table Text Block] Foreign Currency Transactions and Translations Policy [Policy Text Block] Operating Income (Loss) Liabilities and Equity Entity Well-known Seasoned Issuer Entity Current Reporting Status Payments for (Proceeds from) Other Investing Activities Entity Registrant Name Nonoperating Income (Expense) Entity Voluntary Filers Assets New Accounting Pronouncements, Policy [Policy Text Block] Entity Public Float Entity Filer Category Document Fiscal Year Focus Earnings Per Share [Text Block] Statement [Table] Statement [Line Items]