Statement of Financial Position [Abstract] Current assets: Current assets: [Abstract] Cash and cash equivalents Accounts receivable, less allowance for doubtful accounts of $76 and $89, respectively, and promotional allowances of $4,311 and $3,559, respectively Inventories, less inventory reserves of $700 and $490, respectively (Note 2) Prepaid expenses and other current assets Refundable income taxes Deferred income taxes, less valuation allowance of $2,440 Total current assets Property, plant and equipment, less accumulated depreciation of $57,599 and $56,683 respectively Other non-current assets Deferred income taxes, less valuation allowance of $11,098 Total assets LIABILITIES AND SHAREHOLDERS' EQUITY LIABILITIES AND SHAREHOLDERS' EQUITY [Abstract] Current liabilities: Current liabilities: [Abstract] Accounts payable Accrued payroll, advertising and other expenses Current portion of non-current liabilities Total current liabilities Non-current liabilities Total liabilities Commitments and contingencies (Note 3) Shareholders' equity: Shareholders' equity: [Abstract] Preferred stock, without par value; authorized - 1,000 shares; issued and outstanding - none Common stock, $1.00 par value; authorized - 20,000 shares; issued and outstanding – 9,151 and 9,159 shares, respectively Capital in excess of par value Retained earnings Accumulated other comprehensive loss Total shareholders' equity Total liabilities and shareholders' equity A provision (charged as a reduction of revenue) to relate the costs of certain customer discounts and rewards for the associated revenue. Accruals for trade and sales promotions are recorded primarily at the time a product is sold to the customer based on expected levels of performance. Settlement of these liabilitites typically occur in subsequent periods. Accounts receivable, allowance for doubtful accounts (in Dollars) Accounts receivable, allowance for promotional allowances (in Dollars) Inventories, invеntory rеsеrvеs (in Dollars) Deferred income taxes, valuation allowance (in Dollars) Property, plant and equipment, accumulated depreciation (in Dollars) Deferred income taxes, valuation allowance (in Dollars) Preferred stock, shares authorized Preferred stock, par value (in Dollars per share) Preferred stock, issued Preferred stock, shares outstanding Common stock, par value (in Dollars per share) Common stock, shares authorized Common stock, shares Issued Common stock, shares outstanding Income Statement [Abstract] Net sales Cost of products sold Gross margin Selling, general and administrative expenses Income before taxes Income tax Net (loss) income Net (loss) income per share – Basic and diluted (in Dollars per share) Weighted average common shares – Basic and diluted (in Shares) Cash dividends paid per share (in Dollars per share) Statement of Cash Flows [Abstract] Cash flows from operating activities: Cash flows from operating activities: [Abstract] Net income Income or charges not affecting cash and cash equivalents: Income or charges not affecting cash and cash equivalents: [Abstract] Depreciation Recoveries on accounts receivable Gain on sale of property, plant and equipment Accounts receivable Inventories Prepaid expenses and other current assets Other non-current assets Accounts payable Accrued payroll, advertising and other expenses Non-current liabilities Net cash provided by operating activities Cash used in investing activities: Cash used in investing activities: [Abstract] Proceeds from sale of property, plant and equipment Additions to property, plant and equipment Net cash used in investing activities Cash used in financing activities: Cash used in financing activities: [Abstract] Shares repurchased Payment of capital lease obligations Cash dividends paid Net cash used in financing activities Net increase (decrease) in cash and cash equivalents Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Supplemental cash flow information: Supplemental cash flow information: [Abstract] Cash paid for income taxes Transportation equipment financed by capital lease obligations Disclosure Text Block [Abstract] Basis of Presentation and Significant Accounting Policies [Text Block] Inventory Disclosure [Abstract] Inventory Disclosure [Text Block] Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Text Block] Segment Reporting [Abstract] Segment Reporting Disclosure [Text Block] Income Tax Disclosure [Abstract] Income Tax Disclosure [Text Block] Schedule of Inventory, Current [Table Text Block] Schedule of Segment Reporting Information, by Segment [Table Text Block] Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Inventories Inventories [Abstract] Meat, ingredients and supplies Work in progress Finished goods Segment Reporting Products and Services [Domain] Consolidation Items [Domain] Segments [Domain] Schedule of Segment Reporting Information, by Segment [Table] Segment Reporting Information [Line Items] Sales Gross margin Income (loss) before taxes Total assets Additions to property, plant and equipment Effective Income Tax Rate Reconciliation Effective Income Tax Rate Reconciliation [Abstract] Federal Statutory rate State taxes (net of Federal effect) Change in valuation allowance Other Total effective tax rate Customer [Domain] Concentration Risk Benchmark [Domain] Note 1 - Summary of Significant Accounting Policies (Details) [Table] Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] Consolidated Revenues Major Customer Percentage Consolidated Accounts Receivable Major Customer Percentage Concentration Risk, Percentage Consolidated revenues major customer percentage Consolidated accounts receivable major customer percentage Capital Lease Obligations Incurred Capital Leases, Future Minimum Payments Due Description of Lessee Leasing Arrangements, Capital Leases Number of Reportable Segments Income Tax Authority [Domain] Note 5 - Income Taxes (Details) [Table] Note 5 - Income Taxes (Details) [Line Items] Income Tax Expense (Benefit) Operating Loss Carryforwards Customer [Axis] Consolidation Items [Axis] Income Tax Authority [Axis] Concentration Risk Benchmark [Axis] Segments [Axis] Scenario [Axis] Products and Services [Axis] Intersegment Eliminations [Member] Scenario, Unspecified [Domain] Other Segments [Member] Consolidated Accounts Receivable [Member] Consolidated Accounts Receivable [Member] Customer Wal- Mart [Member] Customer Wal-Mart [Member] Federal [Member] Federal [Member] External Customers [Member] External Customers [Member] Consolidated Revenues [Member] Consolidated Revenues [Member] State [Member] State [Member] Frozen Food Products [Member] Frozen Food Products [Member] Refrigerated And Snack Food Products [Member] Refrigerated And Snack Food Products [Member] Document and Entity Information [Abstract] ConsolidatedAccountsReceivableMajorCustomerPercentage ConsolidatedRevenuesMajorCustomerPercentage Net Cash Provided by (Used in) Financing Activities Income Tax Disclosure [Text Block] Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Description of Lessee Leasing Arrangements, Capital Leases Commitments and Contingencies Disclosure [Text Block] Increase (Decrease) in Prepaid Expense and Other Assets Increase (Decrease) in Accounts Payable Payments of Dividends Entity Common Stock, Shares Outstanding Property, Plant and Equipment, Additions Increase (Decrease) in Other Noncurrent Assets Entity Central Index Key Amendment Flag Net Cash Provided by (Used in) Investing Activities Net Cash Provided by (Used in) Operating Activities Liabilities, Current Effective Income Tax Rate Reconciliation, Percent Inventory Disclosure [Text Block] Payments to Acquire Property, Plant, and Equipment Increase (Decrease) in Accounts Receivable Document Period End Date Repayments of Long-term Capital Lease Obligations Segment Reporting Disclosure [Text Block] Cash and Cash Equivalents, Period Increase (Decrease) Assets, Current Current Fiscal Year End Date Increase (Decrease) in Inventories Document Fiscal Period Focus Operating Loss Carryforwards Increase (Decrease) in Accrued Liabilities Deferred Tax Assets, Valuation Allowance, Current Number of Reportable Segments Stockholders' Equity Attributable to Parent Schedule of Inventory, Current [Table Text Block] Liabilities Amendment Description Concentration Risk, Percentage Basis of Presentation and Significant Accounting Policies [Text Block] Document Type Schedule of Segment Reporting Information, by Segment [Table Text Block] Capital Lease Obligations Incurred Liabilities and Equity Entity Well-known Seasoned Issuer Entity Current Reporting Status Entity Registrant Name Payments for Repurchase of Common Stock Gain (Loss) on Disposition of Property Plant Equipment Entity Voluntary Filers Capital Leases, Future Minimum Payments Due Net Income (Loss) Attributable to Parent Entity Public Float Entity Filer Category Document Fiscal Year Focus Deferred Tax Assets, Net, Current Increase (Decrease) in Other Noncurrent Liabilities Statement [Table] Statement [Line Items]