Subsequent Events [Abstract] Subsequent Event [Table] Subsequent Event [Table] Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] Base Rate Loans Base Rate Loans [Member] The base rate loans. LIBOR Rate Loans Libor Rate Loans [Member] The LIBOR rate loans. Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Domain] Variable Rate [Domain] Prime Rate Prime Rate [Member] LIBOR Rate Libor [Member] The LIBOR rate. Federal Funds Effective Rate Federal Funds Effective Rate [Member] The Federal funds effective rate. Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Tranche B-2 Term Loans TrancheB-2TermLoans [Member] Incremental Term Loans. Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Subsequent Event [Line Items] Subsequent Event [Line Items] The Acquisition [Abstract] Business Combinations [Abstract] Transaction Agreement date Subsequent Event, Date Transaction Agreement description Subsequent Event, Description Transaction Agreement, price per share Transaction Agreement Per Share Price The price per share offered to be paid in an acquisition. Transaction Agreement, total consideration Transaction Agreement Total Consideration The total consideration, through a combination of offshore cash, debt financing, and share based awards, to be transfered by the Company to the existing shareholders and share-based award holders of the company to be acquired. Transaction Agreement, portion of total consideration from debt financing Transaction Agreement Financed Consideration The amount of the total consideration, in the form of debt financing, to be transferred by the Company to the existing shareholders and share-based aware holders of the company to be acquired. Transaction Agreement, portion of total consideration from share-based awards Transaction Agreement Share Based Award Consideration The amount of the total consideration, in the form of share-based awards, to be transferred by the Company to the existing shareholders and share-based award holders of the company to be acquired. Amendment to Credit Agreement [Abstract] Line of Credit Facility [Abstract] Maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Maturity repayment terms Long-term Debt, Maturities, Repayment Terms Applicable margin Debt Instrument, Basis Spread on Variable Rate Floor rate Debt Instrument, Interest Rate, Stated Percentage Rate Range, Minimum Description of variable rate basis Debt Instrument, Description of Variable Rate Basis Voluntary prepayment premium payable Debt Instrument, Voluntary Prepayment Premium Payable The premium, expressed as a percentage, payable associated with voluntary prepayments. Cash Confirmation [Abstract] Cash Confirmation [Abstract] Cash Confirmation [Abstract] Cash segregated in separate bank accounts RestrictedCashAcquisitionConsummation The amount of cash in separate bank accounts not accessible for operating cash needs, as its use has been administratively restricted for use in the consummation of the acquisition. Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] Accumulated Other Comprehensive Income (Loss) Comprehensive Income (Loss) Note [Text Block] Intangible Assets, Net (Excluding Goodwill) [Abstract] Definite-lived intangible assets, future amortization expense disclosure Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract] 2015 (remaining three months) Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year 2016 Finite-Lived Intangible Assets, Amortization Expense, Year Two 2017 Finite-Lived Intangible Assets, Amortization Expense, Year Three 2018 Finite-Lived Intangible Assets, Amortization Expense, Year Four 2019 Finite-Lived Intangible Assets, Amortization Expense, Year Five Net carrying amount, definite-lived intangible assets Finite-Lived Intangible Assets, Net Income Tax Disclosure [Abstract] Income Taxes Income Tax Disclosure [Text Block] Fair Value Disclosures [Abstract] Fair Value Measurements Fair Value Disclosures [Text Block] Statement of Comprehensive Income [Abstract] Deferred income taxes on gross unrealized appreciation (depreciation) on forward contracts designated as hedges Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax Deferred income taxes on gross unrealized appreciation (depreciation) on investments Other Comprehensive Income (Loss), Available-for-sale Securities, Tax Inventory Disclosure [Abstract] Finished goods Inventory, Finished Goods, Net of Reserves Purchased parts and components Inventory, Raw Materials, Net of Reserves Inventories, net Inventory, Net Inventory reserves Inventory Valuation Reserves Income Statement [Abstract] Net revenues Revenues [Abstract] Product sales Sales Revenue, Goods, Net Subscription, licensing and other revenues Subscription, Licensing and Other Revenues Revenues associated with the sale of subscriptions via packaged software and prepaid subscription cards, royalties from third-party licensee sales of our products, sales of add-on content, and other ancillary revenues. Total net revenues Revenues Costs and expenses Costs and Expenses [Abstract] Cost of sales - product costs Cost of Goods Sold, Direct Materials Cost of sales - online Cost of Sales Online Costs incurred that are directly related to generating revenues in fulfilling customer subscriptions to massively multi-player online role-playing games and providing services to customers who use our online digital gameplay services. Cost of sales - software royalties and amortization Cost of Sales, Software Royalties and Amortization The amount of expense recognized in the current period that reflects the allocation of the costs of software development over the expected benefit period commencing upon product release. Cost of sales - intellectual property licenses Cost of Sales, Intellectual Property Licenses The amount of expense recognized in the current period that reflects the allocation of the costs of intellectual property licenses over the expected benefit period commencing upon product release. Product development Research and Development Expense Sales and marketing Selling and Marketing Expense General and administrative General and Administrative Expense Total costs and expenses Costs and Expenses Operating income Operating Income (Loss) Interest and other expense, net Other Nonoperating Income (Expense) Income (loss) before income tax expense (benefit) Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest Income tax expense (benefit) Income Tax Expense (Benefit) Net income (loss) Net Income (Loss) Attributable to Parent Earnings (loss) per common share Earnings Per Share [Abstract] Basic (in dollars per share) Earnings Per Share, Basic Diluted (in dollars per share) Earnings Per Share, Diluted Weighted-average number of shares outstanding Weighted Average Number of Shares Outstanding, Diluted [Abstract] Basic (in shares) Weighted Average Number of Shares Outstanding, Basic Diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Dividends per common share (in dollars per share) Common Stock, Dividends, Per Share, Declared Statement of Financial Position [Abstract] Accounts receivable, allowances Accounts Receivable Allowance A provision for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible, an estimate for product returns, and an estimate for price protection. Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Common stock, shares authorized Common Stock, Shares Authorized Common stock, shares issued Common Stock, Shares, Issued Treasury stock, shares Treasury Stock, Shares Equity [Abstract] Share Repurchase Program [Table] Share Repurchase Program [Table] Summarization of share repurchase programs. Share Repurchase Program [Axis] Share Repurchase Program [Axis] Share Repurchase Program [Domain] Share Repurchase Program [Domain] 2015 Share Repurchase Program Share Repurchase Program 2015 [Member] The 2015 Share Repurchase Program authorized by our Board of Directors. Share Repurchase Program [Line Items] Share Repurchase Program [Line Items] Line items related to the share repurchase program authorized by the Board of Directors. Stock repurchase program, dollar amount authorized Stock Repurchase Program, Authorized Amount Shares of common stock repurchased Treasury Stock, Shares, Acquired Cost of common stock repurchased under the stock repurchase program Treasury Stock, Value, Acquired, Cost Method Software Development Costs and Intellectual Property Licenses Software development and intellectual property licenses: Software Development and Intellectual Property Licenses [Abstract] Internally-developed software costs Internally Developed Software Costs Capitalization of certain internally developed software costs incurred after technological feasibility of the software is established. Payments made to third-party software developers Software Costs Payments, Made to Third Party Developers Capitalized software costs resulting from payments made to third-party software developers. Total software development costs Software Development Costs Unamortized costs incurred for development of computer software, which is to be sold, leased or otherwise marketed, after establishing technological feasibility through to the general release of the software products. Intellectual property licenses Capitalized Intellectual Property Licenses Intellectual property license costs represent license fees paid to intellectual property rights holders for use of their trademarks, copyrights, software, technology, music, or other intellectual property or proprietary rights. Amortization: Amortization [Abstract] Amortization of capitalized software development costs and intellectual property licenses Capitalized Software Development Costs and Intellectual Property Licenses Amortization The amortization of capitalized software development costs and intellectual property licenses. Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Foreign currency translation adjustments Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Unrealized gain (loss) on forward contracts Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member] Unrealized gain (loss) on available-for-sale securities Accumulated Net Investment Gain (Loss) Attributable to Parent [Member] Accumulated other comprehensive income (loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Roll Forward] Accumulated Other Comprehensive Income (Loss) [Roll Forward] Accumulated Other Comprehensive Income (Loss) [Roll Forward] Accumulated other comprehensive income (loss), balance at beginning of period Accumulated Other Comprehensive Income (Loss), Net of Tax Other comprehensive income (loss) before reclassifications Other Comprehensive Income (Loss), before Reclassifications, Net of Tax Amounts reclassified from accumulated other comprehensive income (loss) Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax Accumulated other comprehensive income (loss), balance at end of period Debt Disclosure [Abstract] Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Fair Value, Hierarchy [Axis] Fair Value, Hierarchy [Axis] Fair Value Hierarchy [Domain] Fair Value Hierarchy [Domain] Fair value measurements using significant other observable inputs (Level 2) Fair Value, Inputs, Level 2 [Member] Revolver Revolving Credit Facility [Member] 2021 Notes Unsecured Debt A [Member] 5.625% Unsecured Notes. 2023 Notes Unsecured Debt B [Member] 6.125% Unsecured Notes. Unsecured Notes Unsecured Debt [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Commitment fee, amount Line of Credit Facility, Commitment Fee Amount Gross carrying amount Long-term Debt, Gross Interest rate Debt Instrument, Interest Rate, Stated Percentage Interest payable Interest Payable Maximum percentage of outstanding Notes that can be redeemed with net cash proceeds from one or more qualified equity offerings Maximum Percentage of Outstanding Notes That Can be Redeemed The maximum amount of unsecured debt that can be redeemed at the Company's option, expressed as a percentage of the aggregate outstanding principal amount of unsecured debt, with the net cash proceeds from one or more qualified equity offerings, if such equity offerings occur. Percentage of principal repayable to option holders upon certain criteria Percentage of Principal Repayable to Option Holders Upon Certain Criteria The amount the entity would be required to repurchase its unsecured notes at, expressed as a percentage of the principal, upon certain criteria. Interest expense Interest Expense, Debt, Excluding Amortization Amortization of the debt discount Amortization of Debt Discount (Premium) Fair value of Notes Long-term Debt, Fair Value Amortization expense of deferred financing costs Amortization of Financing Costs Schedule of accumulated other comprehensive income (loss) Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] New Accounting Pronouncements and Changes in Accounting Principles [Abstract] Recently Issued Accounting Pronouncements Description of New Accounting Pronouncements Not yet Adopted [Text Block] Software Development Costs and Intellectual Property Licenses Software Development Costs and Intellectual Property Licenses [Text block] Includes disclosure of software development costs and intellectual property license costs. This element may be used as a single block of text to encapsulate the entire disclosure including data and tables. Statement of Cash Flows [Abstract] Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] Net income (loss) 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] Deferred income taxes Deferred Income Tax Expense (Benefit) Provision for inventories Inventory Write-down Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Amortization of capitalized software development costs and intellectual property licenses Amortization of capitalized software development costs and intellectual property licenses Amortization of capitalized software development costs and intellectual property licenses. This excludes deferral and amortization of stock-based compensation expense. Amortization of debt discount and debt financing costs Amortization of Financing Costs and Discounts Stock-based compensation expense Share-based Compensation Excess tax benefits from stock awards Excess Tax Benefit from Share-based Compensation, Operating Activities Changes in operating assets and liabilities: Increase (Decrease) in Operating Assets [Abstract] Accounts receivable, net Increase (Decrease) in Accounts Receivable Inventories Increase (Decrease) in Inventories Software development and intellectual property licenses Increase (Decrease) in Software Development and Intellectual Property Licenses The increase (decrease) in software development and intellectual property licenses. Other assets Increase (Decrease) in Other Operating Assets Deferred revenues Increase (Decrease) in Deferred Revenue Accounts payable Increase (Decrease) in Accounts Payable Accrued expenses and other liabilities Increase (Decrease) in Accrued Liabilities Net cash provided by 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] Proceeds from maturities of available-for-sale investments Proceeds from Sale and Maturity of Available-for-sale Securities Purchases of available-for-sale investments Payments to Acquire Available-for-sale Securities Capital expenditures Payments to Acquire Property, Plant, and Equipment Increase in restricted cash Increase (Decrease) in Restricted Cash Net cash used in 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 common stock to employees Proceeds from Stock Plans Tax payment related to net share settlements on restricted stock rights Payments Related to Tax Withholding for Share-based Compensation Excess tax benefits from stock awards Excess Tax Benefit from Share-based Compensation, Financing Activities Dividends paid Payments of Ordinary Dividends, Common Stock Repayment of long-term debt Repayments of Long-term Debt Proceeds received from shareholder lawsuit settlement Proceeds from (Payments for) Other Financing Activities Net cash used in financing activities Net Cash Provided by (Used in) Financing Activities, Continuing Operations Effect of foreign exchange rate changes on cash and cash equivalents Effect of Exchange Rate on Cash and Cash Equivalents, Continuing Operations Net decrease 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 Carrying Value Cash and cash equivalents at end of period Inventories, Net Inventory Disclosure [Text Block] Maturities of Long-term Debt [Abstract] Maturities of Long-term Debt [Abstract] 2015 (remaining three months) Long-term Debt, Maturities, Repayments of Principal, Remainder of Fiscal Year 2016 Long-term Debt, Maturities, Repayments of Principal in Year Two 2017 Long-term Debt, Maturities, Repayments of Principal in Year Three 2018 Long-term Debt, Maturities, Repayments of Principal in Year Four 2019 Long-term Debt, Maturities, Repayments of Principal in Year Five Thereafter Long-term Debt, Maturities, Repayments of Principal after Year Five Total Segment Reporting [Abstract] Operating Segments and Geographic Region Segment Reporting Disclosure [Text Block] Line of Credit Facility [Table] Line of Credit Facility [Table] Term Loan Notes Payable to Banks [Member] Credit Facilities Line of Credit [Member] Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Amount of letters of credit that can be issued under the Revolver Availability for Letters of Credit The total amount of letters of credit that can be issued, subject to the availability of the revolving credit facility. Amount drawn on the Revolver Long-term Line of Credit Letters of credit issued under the revolver Letters of Credit Outstanding, Amount Variable rate at end of period Line of Credit Facility, Interest Rate at Period End Required quarterly payments, percentage of original principal Required Percentage Payments of Long Term Lines of Credit The required quarterly principal repayments, expressed as a percentage of the original principal amount of the Term Loan. Repayments of long-term debt Percentage of consolidated total assets pledged as collateral Pledged Assets As A Percentage Of Total Assets The carrying amount of all assets that are pledged as collateral for the payment of the related debt obligation primarily arising from secured borrowings, presented as a percentage of consolidated total assets. Percentage of Revolver outstanding which triggers certain financial covenants Facilities Financial Covenant Trigger The percentage of the total Revolver facility that is outstanding (subject to certain exclusions) that will trigger certain financial covenants. Supplemental Cash Flow Information [Abstract] Capital expenditures Capital Expenditures Incurred but Not yet Paid Dividends Dividends [Abstract] Dividends paid Dividend equivalent payment Payments Of Dividends Restricted Stock Units Dividend equivalent payments to holders of restricted stock units. Summarizes the components of software development and intellectual property licenses Schedule of Software Development Costs and Intellectual Property Licenses [Text Block] Tabular disclosure of software development costs and intellectual property licenses as of the balance sheet date. Amortization of software development costs and intellectual property licenses Amortization of Software Development Costs and Intellectual Property Licenses [Text Block] Tabular disclosure of amortization of software development costs and intellectual property licenses. Effective tax rate (in percent) Effective Income Tax Rate Reconciliation, Percent Statutory income tax rate (in percent) Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Document and Entity Information Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Document Type Document Type Document Period End Date Document Period End Date Amendment Flag Amendment Flag Current Fiscal Year End Date Current Fiscal Year End Date Entity Current Reporting Status Entity Current Reporting Status Entity Filer Category Entity Filer Category Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Organization, Consolidation and Presentation of Financial Statements [Abstract] Description of Business and Basis of Consolidation and Presentation Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Other comprehensive income (loss): Other Comprehensive Income (Loss), Net of Tax [Abstract] Foreign currency translation adjustment Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Unrealized gains (losses) on forward contracts designated as hedges, net of deferred income taxes of $0 million for the periods ended September 30, 2015 and 2014 Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax Unrealized losses on investments, net of deferred income taxes of $0 million for the periods ended September 30, 2015 and 2014 Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax Total other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax Comprehensive income (loss) Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Gross Carrying Amount Unamortized Discount Debt Instrument, Unamortized Discount Net Carrying Amount Long-term Debt Summary of debt Schedule of Debt [Table Text Block] Schedule of maturities of debt Schedule of Maturities of Long-term Debt [Table Text Block] Schedule of operating segments and reconciliations of total net revenues and total segment operating income to consolidated net revenues from external customers and consolidated income before income tax expense Schedule of Segment Reporting Information, by Segment [Table Text Block] Schedule of net revenues from external customers by geographic region Revenue from External Customers by Geographic Areas [Table Text Block] Schedule of net revenues by platform Schedule of Net Revenues from External Customers by Platform [Text Block] The disclosure of net revenues from external customers by platform. Long-lived assets by geographic region Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country [Table Text Block] Commitments and Contingencies Disclosure [Abstract] Loss Contingencies [Table] Loss Contingencies [Table] Litigation Case [Axis] Litigation Case [Axis] Litigation Case [Domain] Litigation Case [Domain] PacchiaCase [Member] PacchiaCase [Member] The name of the plaintiff or case. Loss Contingencies [Line Items] Loss Contingencies [Line Items] Payments from settlement fund Payments From Settlement Fund The value (monetary amount) to be paid to specific parties from the total settlement amount. Shareholder lawsuit settlement in connection with the Purchase Transaction Adjustments To Shareholders Equity Related To Settlement Reduction to shareholders' equity, as a result of the lawsuit settlement, associated with the repurchase of stock. Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value Measurements, Recurring and Nonrecurring [Table] Fair value measurements using quoted prices in active markets for identical assets (Level 1) Fair Value, Inputs, Level 1 [Member] Fair value measurements using significant unobservable inputs (Level 3) Fair Value, Inputs, Level 3 [Member] Investment Type [Axis] Investment Type [Axis] Investments [Domain] Investments [Domain] Money market funds Money Market Funds [Member] Foreign government treasury bills Foreign Government Treasury Bills [Member] This element represents foreign government treasury bills measured at fair value on a recurring basis. U.S. treasuries and government agency securities US Government Corporations and Agencies Securities [Member] Foreign currency forward contracts designated as hedges Foreign Exchange Contract [Member] ARS Auction Rate Securities [Member] Measurement Frequency [Axis] Measurement Frequency [Axis] Fair Value, Measurement Frequency [Domain] Fair Value, Measurement Frequency [Domain] Recurring Fair Value, Measurements, Recurring [Member] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Total assets at fair value Assets, Fair Value Disclosure, Recurring Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Subsequent Events Subsequent Events [Text Block] Fair Value, Assets and Liabilities Measured on Nonrecurring Basis Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Abstract] Nonrecurring Fair Value, Measurements, Nonrecurring [Member] Impairment charges - nonrecurring Impairment Charges Nonrecurring Impairment charges related to assets that are measured on non-recurring basis. Number of Operating Segments Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Concentration Risk Type [Axis] Concentration Risk Type [Axis] Concentration Risk Type [Domain] Concentration Risk Type [Domain] Geographic Concentration Risk Geographic Concentration Risk [Member] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Revenues Sales Revenue, Net [Member] Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Operating segments Operating Segments [Member] Reconciliation items Segment Reconciling Items [Member] Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] Activision Activision [Member] The Activision reportable segment of the entity. Blizzard Blizzard [Member] The Blizzard reportable segment of the entity. Distribution Distribution [Member] The Distribution reportable segment of the entity. Geographical [Axis] Geographical [Axis] Geographical [Domain] Geographical [Domain] North America North America [Member] US United States [Member] Represents the country of United States of America. Europe Europe [Member] UK United Kingdom [Member] Represents the country of United Kingdom. France France [Member] Represents the country of France. Asia Pacific Asia Pacific [Member] Products and Services [Axis] Products and Services [Axis] Products and Services [Domain] Products and Services [Domain] Total platform Aggregate Platform [Member] Represents the total of all platforms. Console Console [Member] Represents the total of consoles which includes the Sony PS4 and PS3, the Microsoft Xbox One and Xbox 360, and the Nintendo Wii U and Wii. Online Online [Member] The subscription-based massively multi-player online role-playing game platform. PC PC [Member] The personal computer platform. Mobile and Other Other [Member] Revenues from handheld and mobile devices, as well as non-platform specific game related revenues such as standalone sales of toys and accessories products from the Skylanders franchise and other physical merchandise and accessories. Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Net revenues Income from operations Net effect from changes in the deferral of net revenues Deferral of Net Revenues and Related Cost of Sales Revenue Impact Impact of the net effect from the deferral of net revenues in reconciling total segment net revenues to consolidated net revenues. Net effect from changes in the deferral of net revenues and related cost of sales Deferral of Net Revenues and Related Cost of Sales Operating Income Impact Impact of the net effect from the deferral of net revenues and related cost of sales in reconciling total segment operating income (loss) to consolidated operating income (loss). Stock-based compensation expense Allocated Share-based Compensation Expense Amortization of intangible assets Amortization of Intangible Assets Fees and other expenses related to the Purchase Transaction and related debt financings Fees and Other Expenses Related to the Purchase Transaction and Related Debt Financings Impact of fees and other expenses related to the Purchase Transaction and related debt financings. Revenues as a percentage of consolidated net revenues Concentration Risk, Percentage Long-lived assets Property, Plant and Equipment, Net Income Taxes [Table] Income Taxes [Table] Summarization of various income tax disclosures. Scenario [Axis] Scenario [Axis] Scenario, Unspecified [Domain] Scenario, Unspecified [Domain] Expected Expected [Member] The expected scenario member. Net Operating Loss Allocation [Axis] Net Operating Loss Allocation [Axis] Axis of net operating loss allocation. NOL Allocation [Domain] NOL Allocation [Domain] Types of net operating loss. New VH New VH [Member] Represents the wholly-owned subsidiary of Vivendi that became the direct owner of the shares purchased as part of the Purchase Transaction. Income Tax [Line Items] Income Tax [Line Items] Line items for various income tax disclosures. Net Operating Loss Carryforwards Operating Loss Carryforwards Potential Future Tax Benefit Net Operating Loss Carryforward Indemnification Amount Obtained NOL Indemnification Amount The maximum indemnification amount obtained, related to the potential nonexistence or the disallowance of claimed utilization of NOL carryforwards. Net operating loss utilized - New VH NOL Net Operating Loss Utilized This element represents the amount of the NOL utilized in the current period, as a result of NOLs assumed associated with the repurchase of stock. Tax Benefit Related To Repurchase Of Stock Tax Benefit Related To Repurchase Of Stock Tax indemnity benefits associated with the repurchase of stock. Return To Provision Adjustment Related To Repurchases Of Stock Return To Provision Adjustment Related To Repurchases Of Stock Return to provision true up of tax indemnity benefits associated with the repurchase of stock. Adjustments To Treasury Shares Related To Repurchases Of Stock Adjustments To Treasury Shares Related To Repurchases Of Stock Reduction to the value of treasury shares purchased, as a result of tax indemnity benefits associated with the repurchase of stock. Indemnification asset recorded in other assets Indemnification Asset Recorded In Other Assets Tax benefit related to the indemnification amount associated with the repurchase of stock recorded in Other Assets. Indemnification asset recorded in treasury stock Indemnification Asset Recorded In Treasury Stock Tax benefit related to the indemnification amount associated with the repurchase of stock recorded as a reduction to the consideration paid for the shares repurchased in Treasury Stock. Intangible Assets, Net Intangible Assets Disclosure [Text Block] Reconciliation of Level 3 assets and liabilities Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract] Fair Value Assets and Fair Value Liabilities, Measured on Recurring Basis Unobservable Input Reconciliation [Table] Fair Value Assets and Fair Value Liabilities, Measured on Recurring Basis Unobservable Input Reconciliation [Table] Summarization of information required and determined to be provided for purposes of reconciling beginning and ending balances of fair value measurements of assets and liabilities using significant unobservable inputs (Level 3). Such reconciliation, separately presenting changes during the period, at a minimum, may include: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets), and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issuances, and settlements (net); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs). Fair Value Assets and Fair Value Liabilities, Measured on Recurring Basis Unobservable Input Reconciliation Types [Axis] Fair Value Assets and Fair Value Liabilities, Measured on Recurring Basis Unobservable Input Reconciliation Types [Axis] This element represents a number of concepts which are required or determined to be provided for purposes of reconciling beginning and ending balances of fair value measurements of assets and liabilities using significant unobservable inputs (Level 3). Such reconciliation, separately presenting changes during the period, at a minimum, may include: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets), and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issuances, and settlements (net); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs). Fair Value Assets and Fair Value Liabilities, Measured on Recurring Basis Unobservable Input, Reconciliation Types [Domain] Fair Value Assets and Fair Value Liabilities, Measured on Recurring Basis Unobservable Input, Reconciliation Types [Domain] This element provides general categories of investment (assets) and investment (liabilities) for which the fair value measurement of assets and liabilities using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes during the period attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets), and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issuances, and settlements (net); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs). Auction rate securities Range [Axis] Range [Axis] Range [Domain] Range [Domain] Maximum Maximum [Member] Fair Value Assets and Fair Value Liabilities Measured on Recurring Basis Unobservable Input Reconciliation Asset and Liability [Line Items] Fair Value Assets and Fair Value Liabilities Measured on Recurring Basis Unobservable Input Reconciliation Asset and Liability [Line Items] Line items related to reconciliaiton of Level 3 assets and liabilities. Fair Value Assets Measured on Recurring Basis Unobservable Input Reconciliation Asset Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Level 3 measurement reconciliation, recurring basis, fair value assets beginning balance Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value Total unrealized gains included in other comprehensive income Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income (Loss) Level 3 measurement reconciliation, recurring basis, fair value assets ending balance Percentage of assets measured on recurring basis at fair value using significant unobservable inputs Percentage of Assets Measured on Recurring Basis at Fair Value Using Significant Unobservable Inputs This element represents percentage of assets measured on recurring basis at fair value using significant unobservable Inputs. Unvested restricted stock rights participating in earnings Incremental Common Shares Attributable to Participating Nonvested Shares with Non-forfeitable Dividend Rights Performance shares not included in dilutive shares (performance measures not yet met) Contingently Issuable Shares Performance Criteria Contingently issuable shares that were not included in diluted earnings per share (EPS) as the contingencies were not resolved. These shares may be issued in the future upon the satisfaction of specified performance measures. Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Securities [Axis] Antidilutive Securities [Axis] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Options Equity Option [Member] Antidilutive [Line Items] Antidilutive [Line Items] Shares of common stock not included in the calculation of diluted earnings per common share as the effect of their inclusion would be anti-dilutive. Antidilutive securities excluded from computation of diluted earnings per share (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Computation of Basic/Diluted Earnings Per Common Share Earnings Per Share [Text Block] Capital Transactions Treasury Stock [Text Block] Schedule of inventories Schedule of Inventory, Current [Table Text Block] Schedule of finite-lived intangible assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Schedule of indefinite-lived intangible assets Schedule of Indefinite-Lived Intangible Assets [Table Text Block] Schedule of finite lived intangible assets, future amortization expense Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Numerator: Net Income (Loss) Available to Common Stockholders, Basic [Abstract] Consolidated net income (loss) Less: Distributed earnings to unvested stock-based awards that participate in earnings Distributed Earnings Less: Undistributed earnings allocated to unvested stock-based awards that participate in earnings Undistributed Earnings (Loss) Allocated to Participating Securities, Basic Numerator for basic and diluted earnings (loss) per common share — income (loss) available to common shareholders Net Income (Loss) Available to Common Stockholders, Basic Denominator: Earnings Per Share, Diluted, Other Disclosures [Abstract] Denominator for basic earnings per common share - weighted-average common shares outstanding (in shares) Employee stock options and awards (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements Denominator for diluted earnings per common share - weighted-average common shares outstanding plus dilutive common shares under treasury stock method (in shares) Basic earnings (loss) per common share (in dollars per share) Diluted earnings (loss) per common share (in dollars per share) Statement of Stockholders' Equity [Abstract] Statement [Table] Statement [Table] Common Stock Common Stock [Member] Treasury Stock Treasury Stock [Member] Additional Paid-In Capital Additional Paid-in Capital [Member] Retained Earnings Retained Earnings [Member] Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] Statement [Line Items] Statement [Line Items] Increase (Decrease) in Stockholders' Equity Increase (Decrease) in Stockholders' Equity [Roll Forward] Balance Stockholders' Equity Attributable to Parent Balance (in shares) Common Stock, Shares, Outstanding Components of comprehensive income: Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] Net income Other comprehensive income (loss) Issuance of common stock pursuant to employee stock options Stock Issued During Period, Value, Share-based Compensation, Gross Issuance of common stock pursuant to employee stock options (in shares) Stock Issued During Period, Shares, Share-based Compensation, Gross Issuance of common stock pursuant to restricted stock rights (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Gross Restricted stock surrendered for employees’ tax liability Adjustments Related to Tax Withholding for Share-based Compensation Restricted stock surrendered for employees' tax liability (in shares) Shares Paid for Tax Withholding for Share Based Compensation Tax benefit associated with employee stock awards Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation Stock-based compensation expense related to employee stock options and restricted stock rights Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition Dividends ($0.23 per common share) Dividends, Common Stock, Cash Indemnity on tax attributes assumed in connection with the Purchase Transaction Balance Balance (in shares) Fair value, assets measured on a recurring and/or non-recurring basis Fair Value, Assets Measured on Recurring and Nonrecurring Basis [Table Text Block] Fair value, assets classified as level 3 reconciliation Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Amortization expense disclosure Amortization of Deferred Charges [Abstract] Amortization expense Schedule of Finite Lived and Indefinite Lived Intangible Assets by Major Class [Table] Schedule of Finite Lived and Indefinite Lived Intangible Assets by Major Class [Table] Disclosure of the details of intangible assets subject to amortization and not subject to amortization, excluding goodwill, in total and by major class. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of the company. Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets, Major Class Name [Domain] Indefinite-lived Intangible Assets, Major Class Name [Domain] License agreements and other Licensing Agreements [Member] Internally developed franchises Internally Developed Franchises [Member] The cost of development of franchises by the entity. Acquired trade names Trade Names [Member] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Activision trademark Trademarks [Member] Minimum Minimum [Member] Definite-lived And Indefinite-lived Intangible Assets [Line Items] Definite-lived And Indefinite-lived Intangible Assets [Line Items] Line items related to definite-lived and indefinite-lived intangible assets. Indefinite Lived Intangible Assets Indefinite-Lived Intangible Assets (Excluding Goodwill) [Abstract] Net carrying amount, indefinite-lived intangible assets Indefinite-Lived Intangible Assets (Excluding Goodwill) Finite-Lived Intangible Assets Finite-Lived Intangible Assets, Net [Abstract] Estimated useful life Finite-Lived Intangible Asset, Useful Life Gross carrying amount, definite-lived intangible assets Finite-Lived Intangible Assets, Gross Accumulated amortization, definite-lived intangible assets Finite-Lived Intangible Assets, Accumulated Amortization Stock Purchase Agreement [Table] Stock Purchase Agreement [Table] This element represents the information pertaining to the stock purchase agreement with Vivendi and ASAC II LP. Related Party [Axis] Related Party [Axis] Related Party [Domain] Related Party [Domain] Activision Blizzard Activision Blizzard [Member] Related Party - Activision Blizzard. Public Public [Member] Related Party - Public. Vivendi Vivendi [Member] Related Party - Vivendi. ASAC ASAC [Member] Related Party - ASAC II LLC. Stock Purchase Agreement [Line Items] Stock Purchase Agreement [Line Items] Line items related to a stock purchase agreement between the Company and a specific shareholder. Cost of common stock repurchased under the stock repurchase program (in dollars per share) Treasury Stock Value Acquired Price Per Share The price per share of stock that were repurchased. Stock purchased by ASAC, shares Stock Purchased by Related Party Shares Number of shares that were purchased by a related party from other shareholders. Stock purchased by ASAC, value Stock Purchased by Related Party Value Value of the shares that were purchased by a related party from other shareholders. Stock purchased by ASAC, (in dollars per share) Stock Purchased by Related Party Price Per Share The price per share of shares that were purchased by a related party from other shareholders. Stock sold by Vivendi, shares Stock Sold By Shareholder Shares Shares sold by a specific shareholder. Stock sold by Vivendi, percent of holdings Stock Sold By Shareholder Percent The percentage of shares sold by a specific shareholder of its then-current holdings. Stock sold by Vivendi, value of proceeds Stock Sold By Shareholder Value Proceeds a specific shareholder received from the shares sold. Common stock issued and outstanding Shares of Activision Blizzard common stock owned by a specific shareholder Significant Ownership Of Entity Stock Shares The number of shares of the entity's common stock that is owned by a specific shareholder. Percent of Activision Blizzard common stock owned by a specific shareholder Significant Ownership of Entity Stock Percent The percentage of the entity's common stock that is owned by a specific shareholder, and which represents a significant ownership percentage. Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Hedging Designation [Axis] Hedging Designation [Axis] Hedging Designation [Domain] Hedging Designation [Domain] Not Designated as Hedges Not Designated as Hedging Instrument [Member] Designated as Hedges Designated as Hedging Instrument [Member] Derivative Instrument [Axis] Derivative Instrument [Axis] Derivative Contract [Domain] Derivative Contract [Domain] Foreign exchange contract Derivatives, Fair Value [Line Items] Derivatives, Fair Value [Line Items] Maximum length of time over which our foreign currency forward contracts mature Derivative, Higher Remaining Maturity Range Number of derivatives Derivative, Number of Instruments Held Notional amount of foreign currency derivatives Derivative, Notional Amount Pre-tax net gain (loss) on foreign currency contracts Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net Fair Value, Assets, Not Designated As Hedges Derivative Instruments Not Designated as Hedging Instruments, Asset, at Fair Value Net unrealized gains to be reclassified into earnings within the next twelve months Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months Ineffective portion relating to these hedges Gain (Loss) on Cash Flow Hedge Ineffectiveness, Net Schedule of computation of earnings per share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Related Party Transactions [Abstract] Related Party Transactions Related Party Transactions Disclosure [Text Block] Debt Debt Disclosure [Text Block] Assets Assets [Abstract] Current assets: Assets, Current [Abstract] Cash and cash equivalents Short-term investments Short-term Investments Accounts receivable, net of allowances of $216 and $383, at September 30, 2015 and December 31, 2014, respectively Accounts Receivable, Net, Current Inventories, net Software development Software Development, Current The current portion of unamortized costs incurred for development of computer software, which is to be sold, leased or otherwise marketed, after establishing technological feasibility, through to the general release of the software products. Intellectual property licenses Intellectual Property Licenses, Current The current portion of intellectual property license costs, which represent license fees paid to intellectual property rights holders for use of their trademarks, copyrights, software, technology, music, or other intellectual property or proprietary rights. Deferred income taxes, net Deferred Tax Assets, Net, Current Other current assets Other Assets, Current Total current assets Assets, Current Long-term investments Available-for-sale Securities, Debt Securities, Noncurrent Software development Software Development, Noncurrent The noncurrent portion of unamortized costs incurred for development of computer software, which is to be sold, leased or otherwise marketed, after establishing technological feasibility, through to the general release of the software products. Intellectual property licenses Intellectual Property Licenses, Noncurrent The noncurrent portion of intellectual property license costs, which represent license fees paid to intellectual property rights holders for use of their trademarks, copyrights, software, technology, music, or other intellectual property or proprietary rights. Property and equipment, net Other assets Other Assets, Noncurrent Intangible assets, net Trademark and trade names Goodwill Goodwill Total assets Assets Liabilities and Shareholders' Equity Liabilities and Equity [Abstract] Current liabilities: Liabilities, Current [Abstract] Accounts payable Accounts Payable, Current Deferred revenues Deferred Revenue, Current Accrued expenses and other liabilities Accrued Liabilities, Current Total current liabilities Liabilities, Current Long-term debt, net Long-term Debt, Excluding Current Maturities Deferred income taxes, net Deferred Tax Liabilities, Net, Noncurrent Other liabilities Other Liabilities, Noncurrent Total liabilities Liabilities Commitments and contingencies Commitments and Contingencies Shareholders' equity: Stockholders' Equity Attributable to Parent [Abstract] Common stock, $0.000001 par value, 2,400,000,000 shares authorized, 1,159,620,225 and 1,150,605,926 shares issued at September 30, 2015 and December 31, 2014, respectively Common Stock, Value, Issued Additional paid-in capital Additional Paid in Capital, Common Stock Less: Treasury stock, at cost, 428,676,471 shares at September 30, 2015 and December 31, 2014 Treasury Stock, Value Retained earnings Retained Earnings (Accumulated Deficit) Accumulated other comprehensive loss Total shareholders' equity Total liabilities and shareholders' equity Liabilities and Equity Related Party Transactions Other [Table] Related Party Transactions Other [Table] Related Party Transactions Other Vivendi Games Vivendi Games [Member] This element represents the indirectly owned subsidiary of Vivendi S.A.