| **Financing Arrangement (Convertible Note Hedge and Warrants Issuance) (Details) (USD $)In Millions, except Per Share data, unless otherwise specified** | 1 Months Ended                                                                                                                                                                       |                                                                                                                                                                                                         |
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| Convertible Note Hedge [Member]                                                                                                                          |                                                                                                                                                                                 |                                                                                                                                                                                                    |
| **Financing Arrangements**                                                                                                                               |                                                                                                                                                                                 |                                                                                                                                                                                                    |
| Shares covered by Hedge Transactions                                                                                                                     |                                                                                                                                                                                 | 19.9ea_SharesCoveredByConvertibleNoteHedge/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis= ea_ConvertibleNoteHedgeMember                          |
| Convertible Note Hedge Strike Price                                                                                                                      |                                                                                                                                                                                 | $ 31.74ea_ConvertibleNoteHedgeStrikePrice/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis= ea_ConvertibleNoteHedgeMember                           |
| Amount paid for Convertible Note Hedge                                                                                                                   | $ 107us-gaap_PaymentsForHedgeFinancingActivities/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis= ea_ConvertibleNoteHedgeMember |                                                                                                                                                                                                    |
| Warrants                                                                                                                                                 |                                                                                                                                                                                 |                                                                                                                                                                                                    |
| **Financing Arrangements**                                                                                                                               |                                                                                                                                                                                 |                                                                                                                                                                                                    |
| Shares covered by warrants issuance                                                                                                                      |                                                                                                                                                                                 | 19.9us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis= us-gaap_WarrantMember |
| Strike price of warrants                                                                                                                                 |                                                                                                                                                                                 | $ 41.14us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis= us-gaap_WarrantMember        |
| Proceeds from Warrants transaction                                                                                                                       | $ 65ea_CostOfHedgeNetOfProceedsFromWarrants/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis= us-gaap_WarrantMember              |                                                                                                                                                                                                    |

| X                                                                                                                                                                                                                                               |
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| - Definition
Convertible Note Hedge Strike Price
+ References
No definition available.
+ Details**Name:**ea_ConvertibleNoteHedgeStrikePrice**Namespace Prefix:**ea_**Data Type:**num:perShareItemType**Balance Type:**na**Period Type:**instant |
| X                                                                                                                                                                                                                                                                   |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Cost of hedge net of proceeds from warrants.
+ References
No definition available.
+ Details**Name:**ea_CostOfHedgeNetOfProceedsFromWarrants**Namespace Prefix:**ea_**Data Type:**xbrli:monetaryItemType**Balance Type:**debit**Period Type:**duration |
| X                                                                                                                                                       |
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| - Details**Name:**ea_FinancingArrangementLineItems**Namespace Prefix:**ea_**Data Type:**xbrli:stringItemType**Balance Type:**na**Period Type:**duration |
| X                                                                                                                                                                                                                                                        |
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| - Definition
Shares Covered By Convertible Note Hedge
+ References
No definition available.
+ Details**Name:**ea_SharesCoveredByConvertibleNoteHedge**Namespace Prefix:**ea_**Data Type:**xbrli:sharesItemType**Balance Type:**na**Period Type:**instant |
| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Exercise price per share or per unit of warrants or rights outstanding.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(4)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690
+ Details**Name:**us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1**Namespace Prefix:**us-gaap_**Data Type:**num:perShareItemType**Balance Type:**na**Period Type:**instant |
| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |
|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(2)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph i -Subparagraph 2 -Article 4
+ Details**Name:**us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights**Namespace Prefix:**us-gaap_**Data Type:**xbrli:sharesItemType**Balance Type:**na**Period Type:**instant |
| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |
|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The cash outflow for a financial contract that meets the hedge criteria as either cash flow hedge, fair value hedge or hedge of net investment in foreign operations.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 27 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3581-108585
+ Details**Name:**us-gaap_PaymentsForHedgeFinancingActivities**Namespace Prefix:**us-gaap_**Data Type:**xbrli:monetaryItemType**Balance Type:**credit**Period Type:**duration |
| X                                                                                                                                                                                                                         |
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| - Details**Name:**us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis=ea_ConvertibleNoteHedgeMember**Namespace Prefix:****Data Type:**na**Balance Type:****Period Type:** |
| X                                                                                                                                                                                                                 |
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| - Details**Name:**us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis=us-gaap_WarrantMember**Namespace Prefix:****Data Type:**na**Balance Type:****Period Type:** |