Condensed Consolidated Balance Sheet Parenthetical [Abstract] Condensed Consolidated Balance Sheet Parenthetical [Abstract] Statement [Table] Statement [Table] Class of Stock [Axis] Class of Stock [Axis] Class of Stock [Domain] Class of Stock [Domain] Common Stock Common Stock [Member] Common Class B Common Class B [Member] Statement [Line Items] Statement [Line Items] Current Assets Assets, Current [Abstract] Allowance for doubtful accounts Allowance for Doubtful Accounts Receivable, Current Other Assets Other Assets, Noncurrent [Abstract] Accumulated amortization Trademarks and patents TrademarksAndPatentsAccumulated Amortization The accumulated amount of amortization of the costs pertaining to the rights acquired through registration of a trademark to gain or protect exclusive use of a business name, symbol or other device or style for a projected indefinite period of benefit PLUS the accumulated amount of amortization of the costs pertaining to the exclusive legal rights granted to the owner of the patent to exploit an invention or a process for a period of time specified by law. Accumulated amortization Debt issuance costs DeferredFinanceCostAccumulatedAmortization The accumulated amount of amortization of long-term deferred finance costs capitalized. Accumulated amortization Licensing and non-compete agreements Finite-Lived Intangible Assets, Accumulated Amortization Stockholder's Equity Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Common stock, shares issued Common Stock, Shares, Issued Treasury stock, common shares Treasury Stock, Shares Document and Entity Information [Abstract] Document and Entity Information [Abstract] Entities [Table] Entities [Table] Entity Information Entity Information [Line Items] Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Document Type Document Type Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Amendment Flag Amendment Flag Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Voluntary Filers Entity Current Reporting Status Entity Current Reporting Status Entity Public Float Entity Public Float Condensed Consolidated Statements of Comprehensive Income [Abstract] Condensed Consolidated Statements of Comprehensive Income [Abstract] Statement, Scenario [Axis] Statement, Scenario [Axis] Scenario, Unspecified [Domain] Scenario, Unspecified [Domain] Net Income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Other Comprehensive Income: Other Comprehensive Income (Loss), Net of Tax [Abstract] Unrealized gain on marketable securities Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax Pension and postretirement benefits Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax Cumulative translation adjustment Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Total Comprehensive Income Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Fair Value Disclosures [Abstract] Fair Value Disclosures Fair Value Disclosures [Text Block] Statement of Cash Flows [Abstract] CASH FLOWS FROM OPERATING ACTIVITIES Net Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income to net cash provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Depreciation and amortization Depreciation, Amortization and Accretion, Net Amortization of investment discount Accretion (Amortization) of Discounts and Premiums, Investments Non-cash stock compensation expense Share-based Compensation Excess tax benefits for share-based payments Excess Tax Benefit from Share-based Compensation, Operating Activities Deferred income taxes Deferred Income Tax Expense (Benefit) Provision for bad debts Provision for Doubtful Accounts Loss on the sale of fixed assets Gain (Loss) on Sale of Property Plant Equipment (Increase) Decrease in: Increase (Decrease) in Operating Assets [Abstract] Accounts receivable Increase (Decrease) in Accounts and Other Receivables Inventories Increase (Decrease) in Inventories Prepaid expenses Increase (Decrease) in Prepaid Expense and Other Assets Other assets Increase (Decrease) in Other Operating Assets Increase (Decrease) in: Increase (Decrease) in Operating Liabilities [Abstract] Accounts payable Increase (Decrease) in Accounts Payable and Income Taxes Payable The increase (decrease) during the reporting period in the aggregate amount of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business PLUS the increase (decrease) during the period in the amount due for taxes based on the reporting entity's earnings or attributable to the entity's income earning process (business presence) within a given jurisdiction. Accrued expenses Increase (Decrease) in Accrued Liabilities Deferred compensation Increase (Decrease) in Deferred Compensation Other liabilities Increase (Decrease) in Other Operating Liabilities Total Adjustments Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities Net Cash Provided by Operating Activities Net Cash Provided by (Used in) Operating Activities CASH FLOWS FROM INVESTING ACTIVITIES Net Cash Provided by (Used in) Investing Activities [Abstract] Capital expenditures Payments to Acquire Property, Plant, and Equipment Proceeds from sale of property, plant and equipment Proceeds from Sale of Property, Plant, and Equipment Purchases of investment in short-term securities Payments to Acquire Short-term Investments Dispositions of investment in short-term securities Proceeds from Sale of Short-term Investments Net Cash Provided by (Used in) Investing Activities Net Cash Provided by (Used in) Investing Activities CASH FLOWS FROM FINANCING ACTIVITIES Net Cash Provided by (Used in) Financing Activities [Abstract] Proceeds from issuance of notes payable Proceeds from Issuance of Senior Long-term Debt Principal payments on notes payable Repayments of Senior Debt Dividends paid Payments of Dividends, Common Stock Purchase of treasury stock Payments for Repurchase of Common Stock Proceeds from issuance of treasury stock Proceeds from Sale of Treasury Stock Proceeds from issuance of common stock Proceeds from Issuance of Shares under Incentive and Share-based Compensation Plans, Including Stock Options Excess tax benefits for share-based payments Excess Tax Benefit from Share-based Compensation, Financing Activities Net Cash (Used in) Provided by Financing Activities Net Cash Provided by (Used in) Financing Activities Effect of exchange rate changes on cash and cash equivalents Effect of Exchange Rate on Cash and Cash Equivalents Net Increase (Decrease) in Cash and Cash Equivalents Cash and Cash Equivalents, Period Increase (Decrease) Cash and Cash Equivalents, Beginning of Period Cash and Cash Equivalents, at Carrying Value Cash and Cash Equivalents, End of Period Subsequent Events [Abstract] Subsequent Events Subsequent Events [Text Block] Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements Disclosure Basis of Presentation and Significant Accounting Policies [Text Block] Pension and Other Postretirement Benefit Expense [Abstract] Pension and Other Postretirement Benefits Disclosure Pension and Other Postretirement Benefits Disclosure [Text Block] Inventory Disclosure [Abstract] Inventory Disclosure Inventory Disclosure [Text Block] Disclosure of Compensation Related Costs, Share-based Payments [Abstract] Disclosure of Share-based Compensation Arrangements by Share-based Payment Award Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Segment Reporting [Abstract] Segment Reporting Disclosure Segment Reporting Disclosure [Text Block] Statement of Financial Position [Abstract] ASSETS Assets [Abstract] Cash and cash equivalents Investment in short-term securities Short-term Investments Accounts receivable, less allowance of $638 and $607 at April 30, 2012 and July 31, 2011, respectively Receivables, Net, Current Inventories Inventory, Net Deferred income taxes Deferred Tax Assets, Net, Current Prepaid repairs expense Other Prepaid Expense, Current Prepaid expenses and other assets Prepaid Expense, Current Total Current Assets Assets, Current Property, Plant and Equipment Property, Plant and Equipment, Net [Abstract] Cost Property, Plant and Equipment, Gross Less accumulated depreciation and amortization Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Total Property, Plant and Equipment, Net Property, Plant and Equipment, Net Goodwill Goodwill Trademarks and patents, net of accumulated amortization of $401 and $381 at April 30, 2012 and July 31, 2011, respectively Intangible Assets, Net (Excluding Goodwill) Debt issuance costs, net of accumulated amortization of $392 and $333 at April 30, 2012 and July 31 2011, respectively Deferred Finance Costs, Noncurrent, Net Licensing agreements and non-compete agreements, net of accumulated amortization of $1,548 and $1,361 at April 30, 2012 and July 31, 2011, respectively Finite-Lived Intangible Assets, Net Deferred income taxes Deferred Tax Assets, Net, Noncurrent Other Other Assets, Noncurrent Total Other Assets Assets, Noncurrent Total Assets Assets LIABILITIES & STOCKHOLDERS’ EQUITY Liabilities and Equity [Abstract] Current Liabilities Liabilities, Current [Abstract] Current maturities of notes payable Senior Notes, Current Accounts payable Accounts Payable and Accrued Liabilities, Current Dividends payable Dividends Payable, Current Accrued expenses: Accrued Liabilities, Current [Abstract] Salaries, wages and commissions Employee-related Liabilities, Current Trade promotions and advertising Accrued Marketing Costs, Current Freight Accrued Liabilities, Current Other Other Liabilities, Current Total Current Liabilities Liabilities, Current Noncurrent Liabilities Liabilities, Noncurrent [Abstract] Notes payable Senior Notes, Noncurrent Deferred compensation Deferred Compensation Liability, Classified, Noncurrent Pension and postretirement benefits Pension and Other Postretirement Defined Benefit Plans, Liabilities, Noncurrent Other Other Liabilities, Noncurrent Total Noncurrent Liabilities Liabilities, Noncurrent Total Liabilities Liabilities Stockholders’ Equity Common Stock, par value $.10 per share Common Stock, Value, Issued Additional paid-in capital Additional Paid in Capital, Common Stock Restricted unearned stock compensation Deferred Compensation Equity Retained Earnings Retained Earnings (Accumulated Deficit) Accumulated Other Comprehensive Income: Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] Unrealized gain on marketable securities Accumulated Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax Pension and postretirement benefits Accumulated Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net of Tax Cumulative translation adjustment Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax Less Treasury Stock, at cost (2,730,947 Common and 324,741 Class B shares at April 30, 2012 and 2,642,387 Common and 324,741 Class B shares at July 31, 2011) Treasury Stock, Value Total Stockholders’ Equity Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Total Liabilities & Stockholders’ Equity Liabilities and Equity NEW ACCOUNTING PRONOUNCEMENTS [Abstract] NEW ACCOUNTING PRONOUNCEMENTS [Abstract] New Accounting Pronouncements New Accounting Pronouncements [Text Block] Disclosure of new accounting pronouncements adopted during the period or new accounting pronouncements that have been issued but not yet adopted. Condensed Consolidated Statements of Income and Retained Earnings [Abstract] Condensed Consolidated Statements of Income and Retained Earnings [Abstract] Net Sales Sales Revenue, Goods, Net Cost of Sales Cost of Goods Sold Gross Profit Gross Profit Selling, General and Administrative Expenses Selling, General and Administrative Expense Income from Operations Operating Income (Loss) Other Income (Expense) Nonoperating Income (Expense) [Abstract] Interest expense Interest Expense, Debt Interest income Investment Income, Interest Other, net Other Nonoperating Income (Expense) Total Other Income (Expense), Net Nonoperating Income (Expense) Income Before Income Taxes Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest Income taxes Income Tax Expense (Benefit) Net Income Retained Earnings Retained Earnings (Accumulated Deficit) [Abstract] Retained Earnings at beginning of year Cash dividends declared and treasury stock issuances Cash dividends declared and treasury stock issuances Common stock cash dividend declared by an entity during the period plus the value of treasury stock reissued during the period.. This element includes paid and unpaid dividends declared during the period. Retained Earnings - April 30 Net Income Per Share Earnings Per Share [Abstract] Basic Common (in dollars per share) Earnings Per Share, Basic Diluted (in dollars per share) Earnings Per Share, Diluted Average Shares Outstanding Weighted Average Shares Outstanding [Abstract] Weighted Average Shares Outstanding [Abstract] Basic Common (in shares) Weighted Average Number of Shares Outstanding, Basic Diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted