Entity Central Index Key Document and entity information. Document And Entity Information [Abstract] Entity Registrant Name Entity Registrant Name 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 A combination of Restructuring charges with one-time unusual benefits and charges that impact profit from operations but are not included in cost of revenue or operating expenses. Restructuring charges are comprised of costs associated with restructuring activities not otherwise specified in the taxonomy pursuant to a duly authorized plan, excluding a discontinued operation as defined by generally accepted accounting principles. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, but excludes costs associated with the retirement of a long-lived asset and severance costs associated with established compensation plans. Income Statement [Abstract] Revenue Sales Revenue Net Cost of revenue (COR) Cost Of Revenue Gross profit Gross Profit Research and development (R&D) Research And Development Expense Selling, general and administrative (SG&A) Selling General And Administrative Expense Acquisition charges Business Combination Acquisition Related Costs Restructuring charges/other Restructuring Charges Other Operating profit Operating Income Loss Other income (expense), net (OI&E) Other Nonoperating Income Expense Interest and debt expense Interest And Debt Expense Income before income taxes Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest Provision for income taxes Income Tax Expense Benefit Net income Net Income Loss Earnings per common share (EPS): Earnings Per Share [Abstract] Basic (in dollars per share) Earnings Per Share Basic Diluted (in dollars per share) Earnings Per Share Diluted Average shares outstanding (millions): Weighted Average Number Of Shares Outstanding [Abstract] Basic (in shares) Weighted Average Number Of Shares Outstanding Basic Diluted (in shares) Weighted Average Number Of Diluted Shares Outstanding Cash dividends declared per common share (in dollars per share) Common Stock Dividends Per Share Declared Net income Income allocated to RSUs Undistributed Earnings Loss Allocated To Participating Securities Diluted Income allocated to common stock for diluted EPS Net Income Loss Available To Common Stockholders Diluted Statement of Comprehensive Income [Abstract] Statement Of Income And Comprehensive Income [Abstract] Other comprehensive income (loss) Other Comprehensive Income Loss Net Of Tax Period Increase Decrease [Abstract] Net actuarial gains (losses) of defined benefit plans: Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Period Increase Decrease [Abstract] Adjustment, net of tax benefit (expense) of $36, $25 and ($60) Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax Recognized within Net income, net of tax benefit (expense) of ($25), ($21) and ($37) Other Comprehensive Income Loss Reclassification Adjustment From A O C I Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax Prior service (cost) credit of defined benefit plans: Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent [Abstract] Adjustment, net of tax benefit (expense) of ($11), $0 and $1 Other Comprehensive Income Defined Benefit Plan Net Prior Service Costs Credit Arising During Period Net Of Tax Recognized within Net income, net of tax benefit (expense) of $0, $0 and $2 Other Comprehensive Income Loss Amortization Adjustment From A O C I Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Net Of Tax Derivative instruments: Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Period Increase Decrease [Abstract] Recognized within Net income, net of tax benefit (expense) of ($1), ($1) and ($1) Other Comprehensive Income Loss Reclassification Adjustment From A O C I On Derivatives Net Of Tax Other comprehensive income (loss), net of taxes Other Comprehensive Income Loss Net Of Tax Total comprehensive income Comprehensive Income Net Of Tax Adjustment, net of tax benefit (expense) Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax Recognized within Net income, net of tax benefit (expense) Other Comprehensive Income Loss Reclassification Adjustment From A O C I Pension And Other Postretirement Benefit Plans For Net Gain Loss Tax Adjustment, net of tax benefit (expense) Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Benefit Plan Improvement Tax Effect Recognized within Net income, net of tax benefit (expense) Other Comprehensive Income Loss Amortization Adjustment From A O C I Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Tax Change in fair value, net of tax benefit (expense) Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax Recognized within Net income, net of tax benefit (expense) Other Comprehensive Income Loss Reclassification Adjustment From A O C I On Derivatives Tax Available-for-sale investments: Other Comprehensive Income Available For Sale Securities Adjustment Net Of Tax Period Increase Decrease [Abstract] Unrealized gains (losses), net of tax benefit (expense) Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax Statement Of Financial Position [Abstract] Assets Assets [Abstract] Current assets: Assets Current [Abstract] Cash and cash equivalents Cash And Cash Equivalents At Carrying Value Short-term investments Short Term Investments Accounts receivable, net of allowances of ($7) and ($12) Accounts Receivable Net Current Raw materials Inventory Raw Materials Net Of Reserves Work in process Inventory Work In Process Net Of Reserves Finished goods Inventory Finished Goods Net Of Reserves Inventories Inventory Net Prepaid expenses and other current assets Prepaid Expense And Other Assets Current Total current assets Assets Current Property, plant and equipment at cost Property Plant And Equipment Gross Accumulated depreciation Accumulated Depreciation Depletion And Amortization Property Plant And Equipment Property, plant and equipment, net Property Plant And Equipment Net Long-term investments Long Term Investments Goodwill, net Goodwill Acquisition-related intangibles, net Finite Lived Intangible Assets Net Deferred income taxes Deferred Tax Assets Net Noncurrent Capitalized software licenses, net Capitalized Computer Software Net Overfunded retirement plans Defined Benefit Plan Assets For Plan Benefits Noncurrent Other assets Other Assets Noncurrent Total assets Assets Liabilities and stockholders’ equity Liabilities And Stockholders Equity [Abstract] Current liabilities: Liabilities Current [Abstract] Current portion of long-term debt Long Term Debt Current Accounts payable Accounts Payable Current Accrued compensation Employee Related Liabilities Current Income taxes payable Accrued Income Taxes Current Accrued expenses and other liabilities Other Liabilities Current Total current liabilities Liabilities Current Long-term debt Long Term Debt Noncurrent Underfunded retirement plans Defined Benefit Pension Plan Liabilities Noncurrent Deferred income taxes Deferred Tax Liabilities Noncurrent Deferred credits and other liabilities Deferred Credits And Other Liabilities Noncurrent Total liabilities Liabilities Stockholders’ equity: Stockholders Equity [Abstract] Preferred stock, $25 par value. Authorized – 10,000,000 shares Participating cumulative preferred. None issued. Preferred Stock Value Common stock, $1 par value. Authorized – 2,400,000,000 shares Shares issued – 1,740,815,939 Common Stock Value Paid-in capital Additional Paid In Capital Common Stock Retained earnings Retained Earnings Accumulated Deficit Treasury common stock at cost Shares: 2015 – 729,547,527; 2014 – 694,189,127 Treasury Stock Value Accumulated other comprehensive income (loss), net of taxes (AOCI) Accumulated Other Comprehensive Income Loss Net Of Tax Total stockholders’ equity Stockholders Equity Total liabilities and stockholders’ equity Liabilities And Stockholders Equity Allowance for doubtful accounts receivable, current Allowance For Doubtful Accounts Receivable Current Stockholders' equity: Stockholders Equity Number Of Shares Par Value And Other Disclosures [Abstract] Preferred stock, par value (in dollars per share) Preferred Stock Par Or Stated Value Per Share Preferred stock, shares authorized (in shares) Preferred Stock Shares Authorized Preferred stock, shares issued (in shares) Preferred Stock Shares Issued Common stock, par value (in dollars per share) Common Stock Par Or Stated Value Per Share Common stock, shares authorized (in shares) Common Stock Shares Authorized Common stock, shares issued (in shares) Common Stock Shares Issued Treasury stock (in shares) Treasury Stock Shares The aggregate expense charged against earnings to allocate the cost of capitalized computer software in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. Statement Of Cash Flows [Abstract] Cash flows from operating activities Net Cash Provided By Used In Operating Activities Continuing Operations [Abstract] Adjustments to Net income: Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Depreciation Depreciation Amortization of acquisition-related intangibles Amortization Of Intangible Assets Amortization of capitalized software Amortization Of Capitalized Software Stock-based compensation Share Based Compensation Gains on sales of assets Gain Loss On Disposition Of Assets1 Deferred income taxes Deferred Income Tax Expense Benefit Increase (decrease) from changes in: Increase Decrease In Operating Capital [Abstract] Accounts receivable Increase Decrease In Accounts Receivable Inventories Increase Decrease In Inventories Prepaid expenses and other current assets Increase Decrease In Prepaid Deferred Expense And Other Assets Accounts payable and accrued expenses Increase Decrease In Accounts Payable And Accrued Liabilities Accrued compensation Increase Decrease In Employee Related Liabilities Income taxes payable Increase Decrease In Accrued Income Taxes Payable Changes in funded status of retirement plans Increase Decrease In Pension And Postretirement Obligations Other Increase Decrease In Other Operating Capital Net Cash flows from operating activities Net Cash Provided By Used In Operating Activities Continuing Operations Cash flows from investing activities Net Cash Provided By Used In Investing Activities Continuing Operations [Abstract] Capital expenditures Payments To Acquire Property Plant And Equipment Proceeds from asset sales Proceeds From Sale Of Productive Assets Purchases of short-term investments Payments To Acquire Short Term Investments Proceeds from short-term investments Proceeds From Sale Maturity And Collection Of Shortterm Investments Other Payments For Proceeds From Other Investing Activities Cash flows from investing activities Net Cash Provided By Used In Investing Activities Continuing Operations Cash flows from financing activities Net Cash Provided By Used In Financing Activities Continuing Operations [Abstract] Proceeds from issuance of long-term debt Proceeds From Issuance Of Long Term Debt Repayment of debt Repayments Of Debt Dividends paid Payments Of Dividends Stock repurchases Payments For Repurchase Of Common Stock Proceeds from common stock transactions Proceeds From Issuance Or Sale Of Equity Excess tax benefit from share-based payments Excess Tax Benefit From Share Based Compensation Financing Activities Other Proceeds From Payments For Other Financing Activities Cash flows from financing activities Net Cash Provided By Used In Financing Activities Continuing Operations Net change in Cash and cash equivalents Cash And Cash Equivalents Period Increase Decrease Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Statement Of Stockholders Equity [Abstract] Statement [Table] Statement [Table] Statement Equity Components Statement Equity Components [Axis] Equity Component Equity Component [Domain] Common Stock Common Stock [Member] Paid-in Capital Additional Paid In Capital [Member] Retained Earnings Retained Earnings [Member] Treasury Common Stock Treasury Stock [Member] AOCI Accumulated Other Comprehensive Income [Member] Statement [Line Items] Statement [Line Items] Balance Dividends declared and paid ($1.07, $1.24, and $1.40 per share in 2013, 2014, and 2015) Dividends Common Stock Common stock issued for stock-based awards Stock Issued During Period Value Stock Options Exercised Stock repurchases Treasury Stock Value Acquired Cost Method Stock-based compensation Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value Tax impact from exercise of options Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation Other comprehensive income (loss), net of taxes Dividend equivalents paid on restricted stock units Dividends Share Based Compensation Cash Other Stockholders Equity Other Balance Organization Consolidation And Presentation Of Financial Statements [Abstract] Description of business, including segment and geographic area information Organization Consolidation And Presentation Of Financial Statements Disclosure [Text Block] Accounting Policies [Abstract] Basis of presentation and significant accounting policies and practices Basis Of Presentation And Significant Accounting Policies [Text Block] Special one time activities and the entire disclosure for restructuring and related activities. Description of restructuring activities such as exit and disposal activities, include facts and circumstances leading to the plan, the expected plan completion date, the major types of costs associated with the plan activities, total expected costs, the accrual balance at the end of the period, and the periods over which the remaining accrual will be settled. Restructuring And Related Activities [Abstract] Restructuring charges/other Restructuring And Other One Time Activities Disclosure [Text Block] Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] Stock-based compensation Disclosure Of Compensation Related Costs Share Based Payments [Text Block] Profit sharing plans [Abstract] Profit Sharing Plans [Abstract] Profit sharing plans Schedule Of Deferred Compensation Arrangement With Individual Excluding Share Based Payments And Postretirement Benefits By Title Of Individual And By Type Of Deferred Compensation [Text Block] Income Tax Disclosure [Abstract] Income taxes Income Tax Disclosure [Text Block] Risks And Uncertainties [Abstract] Financial instruments and risk concentration Concentration Risk Disclosure [Text Block] Fair Value Disclosures [Abstract] Valuation of debt and equity investments and certain liabilities Fair Value Measurement Inputs Disclosure [Text Block] Goodwill And Intangible Assets Disclosure [Abstract] Goodwill and acquisition-related intangibles Goodwill And Intangible Assets Disclosure [Text Block] Compensation And Retirement Disclosure [Abstract] Postretirement benefit plans Pension And Other Postretirement Benefits Disclosure [Text Block] Debt Disclosure [Abstract] Debt and lines of credit Debt Disclosure [Text Block] Commitments And Contingencies Disclosure [Abstract] Commitments and Contingencies Commitments And Contingencies Disclosure [Text Block] Disclosure Text Block Supplement [Abstract] Supplemental financial information Additional Financial Information Disclosure [Text Block] Quarterly Financial Information Disclosure [Abstract] Quarterly financial data (unaudited) Quarterly Financial Information [Text Block] Basis of presentation Consolidation Policy [Text Block] Revenue recognition Revenue Recognition Policy [Text Block]