Cash and cash equivalents - end of year Short-term investments Accounts receivable, net Inventories Deferred income taxes, net Income taxes receivable Other assets current Total current assets Long-term investments Property, plant and equipment, net Net property, plant and equipment Goodwill Goodwill, net Total assets Total current liabilities Employee benefits and other liabilities Other liabilities noncurrent Total liabilities Long-term debt Retained earnings Accumulated other comprehensive loss Stockholders' Equity Attributable to Parent Ending Balance Beginning Balance Total stockholders' equity Total liabilities and stockholders' equity Common stock Common Stock, Value, Issued, Ending Balance Common Stock, Value, Issued, Beginning Balance Common Stock, Value, Issued, Total Common stock: $.01 par value per share; 2,500,000 shares authorized; 1,342,979 and 1,340,917 shares outstanding at May 2, 2010 and October 25, 2009, respectively Treasury stock: 515,885 and 508,254 shares at May 2, 2010 and October 25, 2009, respectively, net Treasury stock Gross margin Research, development and engineering General and administrative Marketing and selling Restructuring and asset impairments Income (loss) from operations Pretax loss of equity method investment Pre-tax loss of equity method investment Income (Loss) from Equity Method Investments, Total Pretax loss of equity-method investment Interest expense Income (loss) before income taxes Provision (benefit) for income taxes Net income (loss) Net income (loss) Net income (loss) Net income Basic Diluted Basic Diluted Depreciation and amortization Loss on fixed asset retirements Restructuring and asset impairments Net recognized loss on investments Deferred income taxes Accounts receivable Inventories Accounts payable and accrued expenses Employee benefits and other liabilities Increase decrease in other operating liabilities Cash provided by (used in) operating activities Other assets Cash paid for acquisition, net of cash acquired Cash provided by (used in) investing activities Cash used in financing activities Effect of exchange rate changes on cash and cash equivalents Increase in cash and cash equivalents Cash and cash equivalents - beginning of period Cash and cash equivalents - end of period Purchases of investments Proceeds from sales and maturities of investments Proceeds from common stock issuances Common stock repurchases Payments of dividends to stockholders Cash payments for interest Equity-based compensation Capital expenditures Income Taxes Current portion of long-term debt Net sales Cost of products sold Financial Instruments and Fair Value Borrowing Facilities Entity Registrant Name Entity Central Index Key Document Type Document Period End Date Current Fiscal Year End Date Entity Well Known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Filer Category Entity Public Float (actual number) Entity Common Stock Shares Outstanding (actual number) Amendment Flag Purchased technology and other intangible assets, net Other current assets. Goodwill, Purchased Technology and Other Intangible Assets Additional paid-in capital Additional Paid in Capital, Common Stock, Ending Balance Additional Paid in Capital, Common Stock, Beginning Balance Additional paid-in capital ASSETS Current assets: LIABILITIES AND STOCKHOLDERS' EQUITY Current liabilities: Stockholders' equity: Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Short-term investments Short-term Investments Accounts receivable, net Accounts Receivable, Net, Current Inventories Inventory, Net Long-term investments Long-term Investments Purchased technology and other intangible assets, net Intangible Assets, Net (Excluding Goodwill) Current portion of long-term debt Long-term Debt, Current Long-term debt Long-term Debt, Noncurrent Retained earnings Retained Earnings (Accumulated Deficit), Beginning Balance Retained Earnings (Accumulated Deficit), Ending Balance Retained Earnings (Accumulated Deficit) Accumulated other comprehensive income (loss) Accumulated Other Comprehensive Income (Loss), Net of Tax, Beginning Balance Accumulated Other Comprehensive Income (Loss), Net of Tax, Ending Balance Accumulated Other Comprehensive Income (Loss), Net of Tax Operating expenses: Earnings (Loss) Per Share [Abstract] Basic Earnings Per Share, Basic Diluted Earnings Per Share, Diluted Provision (benefit) for income taxes Income Tax Expense (Benefit) Interest expense Interest Expense Research, development and engineering Research and Development Expense General and administrative General and Administrative Expense Marketing and selling Selling and Marketing Expense Restructuring and asset impairments Restructuring, Settlement and Impairment Provisions Net sales Sales Revenue, Net Cost of products sold Cost of Goods and Services Sold Cash flows from operating activities: Changes in operating assets and liabilities, net of amounts acquired: Cash flows from investing activities: Cash flows from financing activities: Supplemental cash flow information: Depreciation and amortization Depreciation and Amortization Loss on fixed asset retirements Gain (Loss) on Sale of Property Plant Equipment Restructuring and asset impairments Restructuring Costs and Asset Impairment Charges Net recognized loss on investments Gain (Loss) on Sale of Investments Equity-based compensation Share-based Compensation Inventories Increase (Decrease) in Inventories Accounts payable and accrued expenses Increase (Decrease) in Accounts Payable and Accrued Liabilities Capital expenditures Payments to Acquire Productive Assets Cash paid for acquisitions, net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired Proceeds from sales and maturities of investments Proceeds from Sale, Maturity and Collections of Investments Purchases of investments Payments to Acquire Investments Payment of dividends to stockholders Payments of Dividends Effect of exchange rate changes on cash and cash equivalents Effect of Exchange Rate on Cash and Cash Equivalents Cash payments for interest Interest Paid, Net Goodwill, Purchased Technology and Other Intangible Assets [Abstract] Goodwill, Purchased Technology and Other Intangible Assets [Abstract] Goodwill, Purchased Technology and Other Intangible Assets. Restructuring and Asset Impairments Restructuring and Asset Impairments Text Block Restructuring and Asset Impairments. Other current assets Other current assets Employee Benefit Plans Adjustments required to reconcile net income (loss) to cash provided by (used in) operating activities: Adjustments required to reconcile net income (loss) to cash provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Earnings (loss) per share: Basic Weighted Average Number of Shares Outstanding, Basic, Total Diluted Weighted Average Number of Shares Outstanding, Diluted, Total Income (loss) before income taxes Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Cumulative Effects of Changes in Accounting Principles, Noncontrolling Interest Income from operations Operating Income (Loss) Operating expenses: Cash flows from operating activities: Deferred income taxes Deferred Income Tax Expense (Benefit), Total Changes in operating assets and liabilities, net of amounts acquired: Accounts receivable Other assets Other liabilities Cash flows from investing activities: Proceeds from common stock issuances Cash flows from financing activities: Common stock repurchases Supplemental cash flow information: Treasury Stock, Value, Beginning Balance Treasury Stock, Value, Ending Balance Stockholders' equity: ASSETS Current assets: Deferred income taxes, net Deferred Tax Assets, Net, Current, Total Deferred Tax Assets, Net, Current, Beginning Balance Deferred Tax Assets, Net, Current, Ending Balance Income taxes receivable Other current assets Total current assets Assets, Current Other current assets Property, Plant and Equipment, Net, Beginning Balance Property, Plant and Equipment, Net, Ending Balance Property, Plant and Equipment, Net Goodwill, Beginning Balance Goodwill, Ending Balance Total assets Assets Accounts payable and accrued expenses Accounts Payable and Accrued Liabilities, Current, Total Accounts Payable and Accrued Liabilities, Current Income taxes payable Accrued Income Taxes, Current Capital expenditures Purchases of investments Cash paid for acquisition, net of cash acquired Payment of dividends to stockholders Common stock repurchases Interest expense Weighted average number of shares: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Income (loss) from operations Derivative Instruments and Hedging Activities Income Taxes Borrowing Facilities Employee Benefit Plans Goodwill, Purchased Technology and Other Intangible Assets Gross margin Gross Profit Current liabilities: Income taxes payable Total current liabilities Liabilities, Current Net Cash Provided by (Used in) Operating Activities Purchases of investments Payment of dividends to stockholders Liabilities Liabilities and Stockholders' Equity Net Cash Provided by (Used in) Investing Activities Net Cash Provided by (Used in) Financing Activities Cash and Cash Equivalents, Period Increase (Decrease) Treasury stock Increase in cash and cash equivalents Interest income Other Nonoperating Income Other liabilities Other assets Inventories LIABILITIES AND STOCKHOLDERS' EQUITY Deferred income taxes and other assets Deferred Income Taxes And Other Assets Deferred income taxes and other assets. Income (loss) from operations Customer deposits and deferred revenue Customer Deposits And Deferred Revenue Customer deposits and deferred revenue. Provision for bad debts Provision for Doubtful Accounts Customer deposits and deferred revenue Increase Decrease in Customer deposits and deferred revenue Increase Decrease in Customer deposits and deferred revenue. Consolidated Condensed Statements of Operations [Abstract] Statement of Financial Position [Abstract] Statement of Cash Flows [Abstract] Employee Benefit Plans [Abstract] Borrowing Facilities [Abstract] Income Taxes [Abstract] Derivative Instruments and Hedging Activities [Abstract] Restructuring and Asset Impairments [Abstract] Basis of Presentation [Abstract] Business Combinations [Abstract] Business Combinations. Business Combinations Business Combination Disclosure [Text Block] Cash provided by (used in) operating activities Impairment of Investments Impairment of investments Impairment of equity method investment and strategic investments Fair Value Measurements [Abstract] Fair Value Measurements. Basis of Presentation Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Earnings (Loss) Per Share Earnings Per Share [Text Block] Fair Value Measurements Fair Value Disclosures [Text Block] Accounts Receivable, Net Loans, Notes, Trade and Other Receivables Disclosure [Text Block] Recent Accounting Pronouncements [Abstract] Recent Accounting Pronouncements Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Text Block] Industry Segment Operations [Abstract] Industry Segment Operations. Industry Segment Operations Industry Segment Operations Textblock Industry Segment Operations. Accounts Receivable, Net [Abstract] Document Fiscal Year Focus Document Fiscal Period Focus Statement of Stockholders' Equity [Abstract] Common Stock, Par or Stated Value Per Share Common stock, par value Common Stock, Shares Authorized Common stock, shares authorized Common Stock, Shares, Outstanding Common Stock, Shares, Outstanding, Ending Balance Common Stock, Shares, Outstanding, Beginning Balance Common stock, shares outstanding Shares, Issued Ending Balance, shares Beginning Balance, shares Comprehensive Income, Net of Tax, Attributable to Parent [Abstract] Components of comprehensive income, net of tax: Other Comprehensive Income, Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax Change in unrealized net gain on investments Other Comprehensive Income, Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax Change in unrealized net gain on derivative instruments Other Comprehensive Income, Foreign Currency Transaction and Translation Adjustment, Net of Tax Translation adjustments Comprehensive Income, Net of Tax, Attributable to Parent Comprehensive Income, Net of Tax, Attributable to Parent, Total Comprehensive income Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition, Value Equity-based compensation Stock Issued During Period, Value, Employee Stock Purchase Plan Issuance under stock plans, net of a tax detriment of $1,897 and other Stock Issued During Period, Shares, Employee Stock Purchase Plans Issuance under stock plans, net of a tax detriment of $1,897 and other, shares Treasury Stock, Shares Treasury Stock, Shares, Ending Balance Treasury Stock, Shares, Beginning Balance Treasury stock, shares Statement [Table] Statement, Equity Components [Axis] Equity Component [Domain] Parent [Member] Common Stock Additional Paid-In Capital Treasury Stock Retained Earnings Accumulated Other Comprehensive Loss Statement [Line Items] Cash, Cash Equivalents and Investments. Cash Cash Equivalents And Investments Text Block Cash, Cash Equivalents and Investments Balance Sheet Detail. Balance Sheet Detail Text Block Balance Sheet Detail Document and Entity Information. Document and Entity Information [Abstract] Increase (Decrease) in Income Taxes Receivable Income taxes receivable Increase (Decrease) in Accrued Income Taxes Payable Income taxes payable Income Taxes Paid Cash payments for income taxes Proceeds from Income Tax Refunds Cash refunds for income taxes Tax Benefits Detriment Included In Issuance Under Stock Plans Tax benefits (detriment) included in issuance under stock plans TaxBenefitsDetrimentIncludedInIssuanceUnderStockPlans. Other Comprehensive Income, Defined Benefit Plans Adjustment, Net of Tax Other Comprehensive Income, Defined Benefit Plans Adjustment, Net of Tax, Total Change in defined and postretirement benefit plans liability Dividends, Common Stock, Cash Dividends Treasury Stock, Value, Acquired, Cost Method Treasury stock repurchases Treasury stock repurchases Treasury Stock, Shares, Acquired Treasury stock repurchases, shares Treasury stock repurchases Cash, Cash Equivalents and Investments [Abstract] Balance Sheet Detail [Abstract] Warranty, Guarantees and Contingencies [Abstract] Warranty Guarantees and Contingencies. Warranty Guarantees And Contingencies Text Block Warranty, Guarantees and Contingencies Warranty Guarantees and Contingencies. Stockholders' Equity, Comprehensive Income and Equity-Based Compensation [Abstract] Stockholders Equity Comprehensive Income and Equity Based Compensation. Stockholders Equity Comprehensive Income And Equity Based Compensation Text Block Stockholders' Equity, Comprehensive Income and Equity-Based Compensation Stockholders Equity Comprehensive Income and Equity Based Compensation. Operating Expenses Total operating expenses Repayments of Short-term Debt Debt repayments, net Repayments of Short-term Debt, Total