Investments In Available-For-Sale Securities And Other Cost Investments (Unrealized Holding Gains And Losses) (Details) (USD $)
In Millions |
Jun. 30, 2011
|
Dec. 31, 2010
|
---|---|---|
Equity Securities [Member]
|
||
Gross unrealized holding gains | $ 2 | $ 32 |
Gross unrealized holding losses | 0 | |
Debt Securities [Member]
|
||
Gross unrealized holding gains | 66 | 66 |
Gross unrealized holding losses | $ 0 |
X | ||||||||||
- Definition
This item represents the gross unrealized gains for securities, at a point in time, which are categorized neither as held-to-maturity nor trading securities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition
This item represents the gross unrealized losses for securities, at a point in time, which are categorized neither as held-to-maturity nor trading securities.
|