Consolidated Balance Sheets (in thousands, except per share amounts) Consolidated Balance Sheets (in thousands, except per share amounts) [Abstract] ASSETS ASSETS [Abstract] Current assets: Current assets: [Abstract] Cash and cash equivalents Accounts receivable, less allowance for doubtful accounts of $124 and $80, respectively and promotional allowances of $2,289 and $1,932, respectively Inventories, less reserves of $318 and $166, respectively Prepaid expenses Refundable income taxes Deferred income taxes, less valuation allowance of $2,432 and $2,478, respectively Total current assets Property, plant and equipment, net of accumulated depreciation of $55,622 and $56,007, respectively Other non-current assets Deferred income taxes, less valuation allowance of $9,044 and $5,571, respectively 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 Contingencies and commitments (Notes 3, 5 and 6) 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 – 9,198 and 9,328 Capital in excess of par value Retained earnings Accumulated other comprehensive loss Total shareholders’ equity Total liabilities and shareholders’ equity Accounts receivable, less allowance for doubtful accounts (in Dollars) 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, less promotional allowances (in Dollars) Inventory reserves (in Dollars) Deferred income taxes - valuation allowance (in Dollars) Property, plant and equipment, - accumulated depreciation (in Dollars) Deferred income taxes - less valuation allowance (in Dollars) Preferred stock - par value (in Dollars per share) Preferred stock - shares authorized Preferred stock - shares outstanding Preferred stock - shares issued Common stock - shares authorized Common stock - shares issued Common stock - shares outstanding Common stock - par value (in Dollars per share) Consolidated Statements of Operations (in thousands, except share and per share amounts) Consolidated Statements of Operations (in thousands, except share and per share amounts) [Abstract] Net sales Cost of products sold Gross margin Selling, general and administrative expenses (Loss) income before taxes (Benefit) provision for income taxes Net (loss) income Basic (loss) earnings per share (in Dollars per share) Shares used to compute basic earnings per common share (in Shares) Consolidated Statements Of Comprehensive Income (in thousands) Consolidated Statements Of Comprehensive Income (in thousands) [Abstract] Net (loss) income Defined benefit pension plans: Defined benefit pension plans: [Abstract] Actuarial (loss) gain unrecognized Prior service cost Other benefit Other comprehensive (loss) income from defined benefit plans Other postretirement benefit plans: Other postretirement benefit plans: [Abstract] Pretax change in the value of either the benefit obligation or the plan assets resulting from experience different from that assumed or from a change in an actuarial assumption, or the consequence of a decision to temporarily deviate from the substantive plan, that has not been recognized in net periodic benefit cost for other post retirement plans. Actuarial (loss) gain The pretax cost (credit) of benefit changes attributable to plan participants' prior service that occurred during the period. The cost has not yet been recognized in net periodic benefit cost. Prior service cost Amounts recognized in other comprehensive income (but not yet recognized in net periodic benefit cost), including the net gain (loss) and net prior service cost (credit) arising during the period. Also includes reclassification adjustments out of other comprehensive income as a result of being recognized as components of net periodic benefit cost for the period. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label for other postretirement plans. Other benefit Amounts recognized in other comprehensive income (but not yet recognized in net periodic benefit cost), including the net gain (loss) and net prior service cost (credit) arising during the period. lso includes reclassification adjustments out of other comprehensive income as a result of being recognized as components of net periodic benefit cost for the period. Other comprehensive (loss) income from other postretirement benefit plans Other comprehensive (loss) income, before taxes Taxes benefit (provision) on other comprehensive (loss) income Valuation allowance on taxes from items of other comprehensive income Change in other comprehensive (loss) income, net of tax Comprehensive (loss) income Consolidated Statements of Shareholders’ Equity and Comprehensive Income (Loss) (in thousands) Consolidated Statements of Shareholders’ Equity and Comprehensive Income (Loss) (in thousands) [Abstract] Balance, Balance, Balance, (in Shares) Balance, (in Shares) Shares repurchased and retired Shares repurchased and retired (in Shares) Cash dividends paid Net income Net change in defined benefit plans The increase (decrease) in accumulated comprehensive income during the period related to other postretirement benefit plans, after tax. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label. Net change in other benefit plans Consolidated Statements of Cash Flows (in thousands) Consolidated Statements of Cash Flows (in thousands) [Abstract] Cash flows from operating activities: Cash flows from operating activities: [Abstract] Adjustments to reconcile net income to net cash provided by (used in) operating activities: Adjustments to reconcile net income to net cash provided by (used in) operating activities: [Abstract] Depreciation Provision (recovery) for losses on accounts receivable Gain on sale of property, plant and equipment Deferred income taxes, net Tax valuation allowance Changes in operating assets and liabilities: Changes in operating assets and liabilities: [Abstract] Accounts receivable Inventories Prepaid expenses Refundable income taxes Other non-current assets Accounts payable Accrued payroll, advertising and other expenses Current portion of non-current liabilities Non-current liabilities Net cash (used) 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 Cash dividends paid Net cash used in financing activities Net increase (decrease) in cash and cash equivalents Cash and cash equivalents at beginning of year Cash and cash equivalents at end of year Supplemental disclosure of cash flow information: Supplemental disclosure of cash flow information: [Abstract] Cash paid for income taxes Note 1 - The Company And Summary Of Significant Accounting Policies: Basis of Presentation and Significant Accounting Policies [Text Block] Note 2 - Composition of Certain Financial Statement Captions: Supplemental Balance Sheet Disclosures [Text Block] Note 3 - Retirement and Other Benefit Plans: Pension and Other Postretirement Benefits Disclosure [Text Block] Note 4 - Income Taxes: Income Tax Disclosure [Text Block] Note 5 - Line of Credit: Debt Disclosure [Text Block] Note 6 - Contingencies and Commitments: Commitments and Contingencies Disclosure [Text Block] Note 7 - Segment Information: Segment Reporting Disclosure [Text Block] Note 8 - Unaudited Interim Financial Information Quarterly Financial Information [Text Block] Common Stock [Member] Scenario, Unspecified [Domain] Accumulated Other Comprehensive Income (Loss) [Member] Statement, Scenario [Axis] Additional Paid-in Capital [Member] Statement, Equity Components [Axis] Retained Earnings [Member] Document and Entity Information [Abstract] OtherComprehensiveIncomeOtherPostRetirementPlansAdjustmentBeforeTaxPortionAttributabletoParent OtherComprehensiveIncomeOtherPostRetirementPlansNetPriorServiceCostCreditArisingDuringPeriodBeforeTax OtherComprehensiveIncomeOtherPostRetirementPlansAdjustmentBeforeTaxPeriodIncreaseDecrease Assets, Current Entity Common Stock, Shares Outstanding Cash and Cash Equivalents, Period Increase (Decrease) Increase (Decrease) in Accounts Receivable Entity Central Index Key Increase (Decrease) in Prepaid Expense Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, before Tax, Portion Attributable to Parent Increase (Decrease) in Other Accrued Liabilities Liabilities, Current Commitments and Contingencies Net Cash Provided by (Used in) Investing Activities Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net Prior Service Cost (Credit) Arising During Period, before Tax Net Cash Provided by (Used in) Operating Activities Document Period End Date Increase (Decrease) in Other Noncurrent Assets Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, before Tax Increase (Decrease) in Accounts Payable Payments of Dividends Increase (Decrease) in Income Taxes Receivable Amendment Flag Income Tax Reconciliation, Change in Deferred Tax Assets Valuation Allowance Net Cash Provided by (Used in) Financing Activities Increase (Decrease) in Other Noncurrent Liabilities Document Type Assets Amendment Description Payments for Repurchase of Common Stock Gain (Loss) on Sale of Property Plant Equipment Shares, Issued Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net (Gain) Loss Recognized in Net Periodic Benefit Cost, Net of Tax Document Fiscal Period Focus Results of Operations, Income before Income Taxes Current Fiscal Year End Date Liabilities and Equity Stock Repurchased and Retired During Period, Shares Other Comprehensive Income (Loss), before Tax Gross Profit Entity Voluntary Filers Liabilities Entity Public Float Entity Filer Category Document Fiscal Year Focus Stockholders' Equity Attributable to Parent Entity Well-known Seasoned Issuer Increase (Decrease) in Accrued Liabilities Entity Registrant Name Increase (Decrease) in Inventories Entity Current Reporting Status Statement [Table] Statement [Line Items]