|
Earnings Per Share (Schedule Of Weighted-Average Number Of Shares Outstanding Used To Compute Earnings Per Share) (Details)
In Millions, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
|
Sep. 30, 2012
|
Sep. 30, 2011
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Sep. 30, 2012
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Sep. 30, 2011
|
|
| Earnings Per Share [Abstract] | ||||
| Weighted average shares outstanding | 757.1 | 745.5 | 754.3 | 742.9 |
| Participating securities | 2.4 | 2.5 | 2.3 | 2.6 |
| Basic weighted average shares outstanding | 759.5 | 748.0 | 756.6 | 745.5 |
| Dilutive potential common shares | 5.7 | 5.9 | 5.7 | 6.3 |
| Diluted weighted average shares outstanding | 765.2 | 753.9 | 762.3 | 751.8 |