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Restructuring Costs (Schedule Of The Activity And Balances Associated With Restructuring Liabilities) (Details) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | 12 Months Ended | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Dec. 31, 2011
|
Dec. 31, 2010
|
Dec. 31, 2010
Discontinued Operations [Member]
|
Dec. 31, 2009
Discontinued Operations [Member]
|
Dec. 31, 2011
Cash Severance [Member]
|
Dec. 31, 2010
Cash Severance [Member]
|
Dec. 31, 2011
Lease Obligations [Member]
|
Dec. 31, 2011
Other Current Liabilities [Member]
|
Dec. 31, 2010
Other Current Liabilities [Member]
|
Dec. 31, 2011
Other Current Liabilities [Member]
Cash Severance [Member]
|
Dec. 31, 2010
Other Current Liabilities [Member]
Cash Severance [Member]
|
Dec. 31, 2011
Other Current Liabilities [Member]
Lease Obligations [Member]
|
Dec. 31, 2011
Other Long-Term Liabilities [Member]
|
Dec. 31, 2010
Other Long-Term Liabilities [Member]
|
Dec. 31, 2011
Other Long-Term Liabilities [Member]
Lease Obligations [Member]
|
|
| Restructuring Cost and Reserve [Line Items] | |||||||||||||||
| Balance | $ 82 | $ 61 | $ 16 | $ 23 | $ 31 | $ 61 | $ 51 | ||||||||
| Lease obligations incurred | 68 | 17 | 51 | ||||||||||||
| Cash severance settled | (13) | (30) | (13) | (30) | |||||||||||
| Cash severance/lease obligations revision | 9 | (17) | (13) | 9 | (17) | 10 | (23) | ||||||||
| Lease obligations settled | (20) | (8) | (12) | ||||||||||||
| Balance | $ 45 | $ 82 | $ 16 | $ 23 | $ 29 | $ 31 | $ 16 | $ 51 | |||||||