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Investments In Available-For-Sale Securities And Other Cost Investments (Narrative) (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | |
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Mar. 31, 2012
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Mar. 31, 2011
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| The total value of Non-strategic Securities | $ 1,399 | |
| Payments to Acquire Investments | $ 2 | $ 19 |
| X | ||||||||||
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- Definition
The total value of Non-Strategic Securities. No definition available.
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| X | ||||||||||
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- Definition
The cash outflow associated with the purchase of all investments (debt, security, other) during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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