Document and Entity Information [Abstract] Entity Information Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Entity Current Reporting Status Entity Voluntary Filers Entity Filer Category Entity Well-known Seasoned Issuer Entity Public Float Entity Common Stock, Shares Outstanding Document Information Document Type Amendment Flag Document Period End Date Document Fiscal Year Focus Document Fiscal Period Focus Note 1 - Summary of Significant Accounting Policies Disclosure Note 2 - Inventories Disclosure Note 3 - Commitments and Contingencies Disclosure Note 4 - Segment Information Disclosure Note 5 - Income Taxes Disclosure Deferred income taxes, less valuation allowance of $9,044 Deferred income taxes, valuation allowance Deferred Tax Assets Valuation Allowance Noncurrent [Standard] Accounts payable Note 2 - Inventories Net cash used in financing activities Net Cash Provided By Used In Financing Activities [Standard] Current portion of non-current liabilities Long Term Debt Current [Standard] Shareholders' equity: Cash used in financing activities: Current assets: Condensed Consolidated Statements of Operations (Unaudited) Other non-current assets Increase Decrease In Other Operating Assets [Standard] Total current assets Assets Current [Standard] Condensed Consolidated Statements of Cash Flows (Unaudited) Common stock, par value Deferred income taxes, less valuation allowance of $2,432 Capital in excess of par value Property, plant and equipment, less accumulated depreciation of $55,911 and $55,622, respectively Accounts receivable, less allowance for doubtful accounts of $69 and $124, respectively, and promotional allowances of $2,623 and $2,289, respectively Gross margin Gross Profit [Standard] Losses (recoveries) on accounts receivable Deferred income taxes, valuation allowance Accrued payroll, advertising and other expenses Accounts receivable, allowance for doubtful accounts Inventories Increase Decrease In Inventories [Standard] Note 1 - Summary of Significant Accounting Policies Shares repurchased Payments For Repurchase Of Common Stock [Standard] Statement [Line Items] Refundable income taxes Income Taxes Receivable [Standard] Statement Equity Components [Axis] Cash dividends paid Payments Of Dividends [Standard] Preferred stock, shares outstanding Preferred stock, shares issued Statement [Table] Cash used in investing activities: Inventory reserves Total shareholders' equity Stockholders Equity [Standard] Net cash used in investing activities Net Cash Provided By Used In Investing Activities [Standard] Cash flows from operating activities: Statement Scenario [Axis] Net cash provided by (used in) operating activities Net Cash Provided By Used In Operating Activities [Standard] Depreciation Additions to property, plant and equipment Non-current liabilities Increase Decrease In Other Operating Liabilities [Standard] Note 4 - Segment Information Preferred stock, shares authorized Income (loss) before taxes Results Of Operations Income Before Income Taxes [Standard] Scenario Unspecified [Domain] Income or charges not affecting cash and cash equivalents: Note 3 - Commitments and Contingencies Other non-current assets Other Assets Noncurrent [Standard] Total assets Assets [Standard] Prepaid expenses and other current assets Increase Decrease In Prepaid Deferred Expense And Other Assets [Standard] Preferred stock, without par value; authorized - 1,000 shares; issued and outstanding - none Cash and cash equivalents Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Total liabilities Liabilities [Standard] Statement Class Of Stock [Axis] Cash paid for income taxes Weighted average common shares Net sales Inventories, less inventory reserves of $411 and $318, respectively (Note 2) Accounts receivable, allowance for promotional allowances Property, plant and equipment, less accumulated depreciation of Retained earnings Total liabilities and shareholders' equity Liabilities And Stockholders Equity [Standard] Gain on sale of property, plant and equipment Gain Loss On Sale Of Property Plant Equipment [Standard] LIABILITIES AND SHAREHOLDERS' EQUITY Commitments and contingencies (Note 3) Accumulated other comprehensive loss Income tax provision (benefit) Total current liabilities Liabilities Current [Standard] Cash dividends paid per share Accounts payable Increase Decrease In Accounts Payable [Standard] Common stock, $1.00 par value; authorized - 20,000 shares; issued and outstanding - 9,191 and 9,198 shares, respectively Cost of products sold Net (loss) income per share Accrued payroll, advertising and other expenses and current portion of non-current liabilities Increase Decrease In Accrued Liabilities [Standard] Note 5 - Income Taxes Common stock, shares authorized Common stock, shares Issued Net (loss) income Net (loss) income Net Income Loss [Standard] Common stock, shares outstanding Net increase (decrease) in cash and cash equivalents Cash And Cash Equivalents Period Increase Decrease [Standard] Accounts receivable Increase Decrease In Accounts Receivable [Standard] Selling, general and administrative expenses Condensed Consolidated Balance Sheets (Unaudited) Proceeds from sale of property, plant and equipment Non-current liabilities Prepaid expenses and other current assets Prepaid Expense And Other Assets [Standard]