| **Commitments And Contingencies (Narrative) (Details) (USD $)In Millions, unless otherwise specified** | 3 Months Ended                       | 1 Months Ended |                                                                                                                                                              |                                                                                                                  |                                                                                                                    |
|--------------------------------------------------------------------------------------------------------|--------------------------------------|----------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------|
||
| **Loss Contingencies [Line Items]**                                                                    |                                 |           |                                                                                                                                                         |                                                                                                             |                                                                                                               |
| Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals                         |                                 |           | $ 5us-gaap_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals                                                                               |                                                                                                             |                                                                                                               |
| Other Accrued Liabilities, Current                                                                     |                                 |           | 304us-gaap_OtherAccruedLiabilitiesCurrent                                                                                                                    | 328us-gaap_OtherAccruedLiabilitiesCurrent                                                                        |                                                                                                               |
| Amount of potential cash payments that could result from unrecognized tax benefits                     |                                 |           | 87ea_AmountOfPotentialCashPaymentsThatCouldResultFromUnrecognizedTaxBenefits                                                                                 |                                                                                                             |                                                                                                               |
| Maximum potential payout of acquisition-related contingent consideration                               |                                 |           | 3us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh                                                                      | 10us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh                         |                                                                                                               |
| Litigation Settlement, Amount                                                                          | 30us-gaap_LitigationSettlementAmount |           |                                                                                                                                                         |                                                                                                             |                                                                                                               |
| Convertible Debt                                                                                       |                                 |           |                                                                                                                                                         |                                                                                                             |                                                                                                               |
| **Loss Contingencies [Line Items]**                                                                    |                                 |           |                                                                                                                                                         |                                                                                                             |                                                                                                               |
| Long-term Debt, Gross                                                                                  |                                 |           | 633us-gaap_DebtInstrumentCarryingAmount/ us-gaap_DebtInstrumentAxis= us-gaap_ConvertibleDebtMember                                                           | 633us-gaap_DebtInstrumentCarryingAmount/ us-gaap_DebtInstrumentAxis= us-gaap_ConvertibleDebtMember               |                                                                                                               |
| Debt Instrument, Unamortized Discount (Premium), Net                                                   |                                 |           | 37us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet/ us-gaap_DebtInstrumentAxis= us-gaap_ConvertibleDebtMember                                             | 53us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet/ us-gaap_DebtInstrumentAxis= us-gaap_ConvertibleDebtMember |                                                                                                               |
| Contractual interest rate of 0.75% Convertible Senior Notes due 2016                                   |                                 |           |                                                                                                                                                         |                                                                                                             | 0.75%us-gaap_DebtInstrumentInterestRateStatedPercentage/ us-gaap_DebtInstrumentAxis= us-gaap_ConvertibleDebtMember |
| Debt Instrument, Maturity Date, Description                                                            |                                 | 2016           |                                                                                                                                                         |                                                                                                             |                                                                                                               |
| Debt Instrument, Maturity Date                                                                         |                                 | Jul. 15,  2016 |                                                                                                                                                         |                                                                                                             |                                                                                                               |
| Convertible Notes Interest [Member]                                                                    |                                 |           |                                                                                                                                                         |                                                                                                             |                                                                                                               |
| **Loss Contingencies [Line Items]**                                                                    |                                 |           |                                                                                                                                                         |                                                                                                             |                                                                                                               |
| Other Accrued Liabilities, Current                                                                     |                                 |           | $ 2us-gaap_OtherAccruedLiabilitiesCurrent/ us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis= ea_ConvertibleNotesInterestMember |                                                                                                             |                                                                                                               |

| X                                                                                                                                                                                                                                                                                                                                            |
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Amount of potential cash payments that could result from unrecognized tax benefits
+ References
No definition available.
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| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid.
+ References
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| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20 -Article 5Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 9
+ Details**Name:**us-gaap_DebtInstrumentCarryingAmount**Namespace Prefix:**us-gaap_**Data Type:**xbrli:monetaryItemType**Balance Type:**credit**Period Type:**instant |
| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Contractual interest rate for funds borrowed, under the debt agreement.
+ References
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| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  |
|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.
+ References
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| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        |
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Description of the maturity date of the debt instrument including whether the debt matures serially and, if so, a brief description of the serial maturities.
+ References
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| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             |
|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The amount of debt discount (net of debt premium) that was originally recognized at the issuance of the instrument that has yet to be amortized.
+ References
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| X                                                                                                                                                                                                                                                                                                                  |
|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Amount of judgment or settlement awarded to (against) the entity in respect of litigation.
+ References
No definition available.
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| X                                                                                                                                                              |
|----------------------------------------------------------------------------------------------------------------------------------------------------------------|
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| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Contractually required future rental payments receivable on noncancelable subleasing arrangements.
+ References
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| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Carrying value as of the balance sheet date of obligations incurred through that date and payable arising from transactions not otherwise specified in the taxonomy. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).
+ References
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| X                                                                                                                                                |
|--------------------------------------------------------------------------------------------------------------------------------------------------|
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| X                                                                                                                                                                                                        |
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
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