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Restructuring Costs (Schedule Of The Components Of Restructuring Costs Included In The Consolidated Statements Of Earnings) (Details) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2011
|
Dec. 31, 2010
|
Dec. 31, 2009
|
|
| Restructuring Cost and Reserve [Line Items] | |||
| Restructuring costs | $ (2) | $ 57 | $ 105 |
|
Discontinued Operations [Member]
|
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| Restructuring Cost and Reserve [Line Items] | |||
| Restructuring costs | (2) | (4) | 48 |
|
Cash Severance [Member]
|
|||
| Restructuring Cost and Reserve [Line Items] | |||
| Restructuring costs | 9 | (17) | 66 |
|
Asset Impairments [Member]
|
|||
| Restructuring Cost and Reserve [Line Items] | |||
| Restructuring costs | 2 | 11 | |
|
Lease Obligations [Member]
|
|||
| Restructuring Cost and Reserve [Line Items] | |||
| Restructuring costs | (13) | 70 | |
|
Share-Based Awards [Member]
|
|||
| Restructuring Cost and Reserve [Line Items] | |||
| Restructuring costs | (1) | (10) | 39 |
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Other [Member]
|
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| Restructuring Cost and Reserve [Line Items] | |||
| Restructuring costs | $ 1 | $ 3 | |