ACCRUED EXPENSES Accounts Payable and Accrued Liabilities Disclosure [Text Block] Accounts receivable - less allowance for doubtful accounts of $739 and $771 at March 31, 2012 and December 31, 2011, respectively Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Payment for acquisition Cash paid for acquisition Payments to Acquire Businesses, Net of Cash Acquired Additional paid-in capital Accounts receivable, allowance for doubtful accounts CONDENSED CONSOLIDATED BALANCE SHEETS [Abstract] Cash and cash equivalents Cash and Cash Equivalents - beginning of period Cash and Cash Equivalents - end of period Cash and Cash Equivalents, at Carrying Value Interest Interest Paid Cash payments of accrued restructuring costs Decrease in accounts receivable Increase (Decrease) in Accounts Receivable Increase in income taxes payable Increase (Decrease) in Income Taxes Payable Increase in inventories Increase (Decrease) in Inventories Increase in prepaid expenses and other current assets Increase (Decrease) in Prepaid Expense and Other Assets Changes in operating assets and liabilities Changes in operating assets and liabilities Increase (Decrease) in Operating Capital Changes in operating assets and liabilities consist of: Increase (decrease) in accounts payable Increase (Decrease) in Accounts Payable Decrease in accrued expenses Increase (Decrease) in Accrued Liabilities Class B [Member] Common Class B [Member] Common stock, authorized (in shares) Common stock, outstanding (in shares) Common stock Comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Cost of sales Total Current Liabilities Liabilities, Current Current Liabilities: Deferred income taxes Deferred income taxes Deferred Tax Assets, Net, Current Effect of exchange rate changes on cash Stock-based compensation Fair value of net assets acquired Fair Value of Assets Acquired Loss on disposal of property, plant and equipment Gain (Loss) on Disposition of Property Loss on disposal of property, plant and equipment Gain (Loss) on Sale of Property Plant Equipment CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS [Abstract] INCOME TAXES Income Tax Disclosure [Text Block] Income taxes, net of refunds received Income Taxes Paid, Net Refundable income taxes Decrease in other assets Increase (Decrease) in Other Operating Assets Cash transferred from restricted cash Increase (Decrease) in Restricted Cash Intangible assets - net Goodwill Goodwill Inventories Total Liabilities Liabilities TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities and Equity LIABILITIES AND STOCKHOLDERS' EQUITY Marketable securities Net Cash Used In Financing Activities Net Cash Provided by (Used in) Financing Activities Cash flows from financing activities: Net Cash Used in Investing Activities Net Cash Provided by (Used in) Investing Activities Cash flows from investing activities: Net Cash Provided by Operating Activities Net Cash Provided by (Used in) Operating Activities Cash flows from operating activities: Net earnings Net earnings Net (Decrease) Increase in Cash and Cash Equivalents Cash and Cash Equivalents, Period Increase (Decrease) Total Long-term Liabilities Liabilities, Noncurrent Long-term Liabilities: Income from operations Operating Income (Loss) Change in unfunded SERP liability, net of taxes of $18 Change in unfunded SERP liability, tax Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net Unamortized Gain (Loss) Arising During Period, Tax Currency translation adjustment Other comprehensive income Other Comprehensive Income (Loss), Net of Tax Unrealized holding gains on marketable securities arising during the period, net of taxes of $13 and $139, respectively Unrealized holding gains on marketable securities arising during the period, tax Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax Interest income and other, net Dividends paid to common shareholders Payments of Dividends RETIREMENT FUND AND PROFIT SHARING PLAN Pension and Other Postretirement Benefits Disclosure [Text Block] Preferred stock, authorized (in shares) Preferred stock, issued (in shares) Proceeds from disposal of property, plant and equipment Property, plant and equipment - net Purchase of marketable securities Payments to Acquire Marketable Securities Purchase of property, plant and equipment Payments to Acquire Property, Plant, and Equipment RELATED PARTY TRANSACTIONS Related Party Transactions Disclosure [Text Block] Restricted cash, current Restructuring charge Retained earnings Net Sales INVENTORIES Inventory Disclosure [Text Block] BUSINESS SEGMENT INFORMATION Segment Reporting Disclosure [Text Block] Selling, general and administrative CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS [Abstract] CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME [Abstract] Stockholders' Equity: Stockholders' Equity: Supplementary information: Total Current Assets Assets, Current Current Assets: Current Assets: TOTAL ASSETS Assets Deferred income taxes Deferred Tax Assets, Net, Noncurrent Statement [Table] ASSETS Statement [Line Items] FAIR VALUE MEASUREMENTS Fair Value Disclosures [Text Block] Class Of Stock [Domain] Class of Stock [Domain] Class A [Member] Common Class A [Member] Other assets Earnings per share: EARNINGS PER SHARE [Abstract] Goodwill Goodwill, Acquired During Period Costs and expenses: Earnings before provision for income taxes Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest Class Of Stock [Axis] Class of Stock [Axis] Common stock, par value (in dollars per share) Common stock, treasury shares (in shares) Total Stockholders' Equity Stockholders' Equity Attributable to Parent Provision for income taxes Preferred stock, no par value, 1,000,000 shares authorized; none issued Common share (in dollars per share) Liability for uncertain tax positions Total costs and expenses Costs and Expenses EARNINGS PER SHARE Earnings Per Share [Text Block] Preferred stock, no par value (in dollars per share) Weighted-average shares outstanding: Income taxes payable Depreciation and amortization ACQUISITION Business Combination Disclosure [Text Block] Commitments and Contingencies Adjustments to reconcile net earnings to net cash provided by operating activities: Accounts payable Accrued expenses Dividends payable Dividends Payable, Current Other comprehensive income: Minimum pension obligation and unfunded pension liability BASIS OF PRESENTATION AND ACCOUNTING POLICIES Basis of Presentation and Significant Accounting Policies [Text Block] ACQUISITION [Abstract] LEGAL PROCEEDINGS [Abstract] LEGAL PROCEEDINGS Legal Matters and Contingencies [Text Block] INCOME TAXES [Abstract] FAIR VALUE MEASUREMENTS [Abstract] INVENTORIES [Abstract] RETIREMENT FUND AND PROFIT SHARING PLAN [Abstract] ACCUMULATED OTHER COMPREHENSIVE LOSS Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] BASIS OF PRESENTATION AND ACCOUNTING POLICIES [Abstract] BUSINESS SEGMENT INFORMATION [Abstract] RELATED PARTY TRANSACTIONS [Abstract] Other, net Other Noncash Income (Expense) Common share - basic and diluted (in dollars per share) Earnings Per Share, Basic and Diluted Common share - basic and diluted (in shares) Amendment Flag Current Fiscal Year End Date Document Period End Date Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Filer Category Entity Public Float Entity Registrant Name Entity Central Index Key Entity Common Stock, Shares Outstanding Document Fiscal Year Focus Document Fiscal Period Focus Document Type Sum of the amounts paid in advance for capitalized costs that will be expensed with the passage of time or the occurrence of a triggering event, and will be charged against earnings within one year or the normal operating cycle, if longer. And, aggregate carrying amount, as of the balance sheet date, of current assets not separately presented elsewhere in the balance sheet. Current assets are expected to be realized or consumed within one year (or the normal operating cycle, if longer). Prepaid Expenses And Other Current Assets Prepaid expenses and other current assets Document and Entity Information [Abstract] Dividends Paid Per Share [Abstract] Dividends paid per share: Cash Paid During Period For [Abstract] Cash paid during the period for: Details Of Acquisition [Abstract] Details of acquisition: The net amount acquired during the reporting period of aggregate identifiable assets acquired in excess of or less than the aggregate liabilities assumed. Fair Value of Identifiable Assets Acquired, Net Fair value of identifiable net assets acquired Total consideration transferred during the reporting period which consists of the sum of the acquisition-date fair values of the assets transferred by the acquirer, the liabilities incurred by the acquirer to former owners of the acquiree, and the equity interests issued by the acquirer. Fair Value of Consideration Transferred Fair value of consideration transferred Amounts held back on acquisition payments in investing activities. Amount held back on acquisition payment Deferred consideration ACCRUED EXPENSES [Abstract] ACCUMULATED OTHER COMPREHENSIVE LOSS [Abstract]