| **Goodwill And Acquisition-Related Intangibles, Net (Schedule Of Changes In The Carrying Amount Of Goodwill) (Details) (USD $)In Millions, unless otherwise specified** |         |         | 3 Months Ended |
|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------|---------|----------------|
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| **Goodwill [Roll Forward]**                                                                                                                                             |    |    |                |   |
| Goodwill, beginning balance                                                                                                                                             |    |    |                | $ 2,089 |
| Accumulated impairment, beginning balance                                                                                                                               |    |    |                | (368) |
| Goodwill, beginning balance                                                                                                                                             | 1,722   | 1,721   | [1]            | 1,721 |
| Goodwill acquired                                                                                                                                                       |    |    |                | 5 |
| Effects of foreign currency translation                                                                                                                                 |    |    |                | (4) |
| Goodwill, ending balance                                                                                                                                                |    |    |                | 2,090 |
| Accumulated impairment, ending balance                                                                                                                                  |    |    |                | (368) |
| Goodwill, ending balance                                                                                                                                                | $ 1,722 | $ 1,721 | [1]            | $ 1,722 |
|                                                                                                                                                                         |
| [1]Derived from audited consolidated financial statements.                                                                                                              |

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| - Definition
Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions.
+ References
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| - Definition
The aggregate amount of goodwill acquired in the period and allocated to the reportable segment. The value is stated at fair value based on the purchase price allocation.
+ References
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| - Definition
Gross amount, as of the balance sheet date, of the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable), in excess of the fair value of net assets acquired in one or more business combination transactions.
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| - Definition
The accumulated impairment losses related to goodwill as of the balance sheet date.
+ References
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| - Definition
The increase (decrease) in the recorded value of goodwill for foreign currency translation adjustments and purchase accounting adjustments needed to revise the carrying amount of goodwill to fair value.
+ References
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