| **Business Combinations (Schedule Of Fair Values Of Assets Acquired And Liabilities Assumed) (Details) (PopCap [Member], USD $)In Millions, unless otherwise specified** | Aug. 31, 2011 |
|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------|
| PopCap [Member]                                                                                                                                                          |          |
| **Business Acquisition [Line Items]**                                                                                                                                    |          |
| Current assets                                                                                                                                                           | $ 62          |
| Property and equipment, net                                                                                                                                              | 6             |
| Goodwill                                                                                                                                                                 | 563           |
| Finite-lived intangible assets                                                                                                                                           | 302           |
| Contingent consideration                                                                                                                                                 | (95)          |
| Deferred income taxes, net                                                                                                                                               | (51)          |
| Other liabilities                                                                                                                                                        | (55)          |
| Total purchase price                                                                                                                                                     | $ 732         |

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| - Definition
Amount of asset recognized arising from contingent consideration in a business combination.
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| - Definition
Amount of liability recognized arising from contingent consideration in a business combination.
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| - Definition
Amount of assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date.
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| - Definition
Amount of deferred tax liability attributable to taxable temporary differences due after one year or the normal operating cycle, if longer, assumed at the acquisition date.
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|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The amount of identifiable intangible assets recognized as of the acquisition date.
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| - Definition
Amount of liabilities assumed at the acquisition date.
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|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The amount of property, plant, and equipment recognized as of the acquisition date.
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| - Definition
Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed.
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