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Discontinued Operations Level 4 (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2011
Jun. 30, 2011
CCR [Member]
   
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Net Sales from Discontinued Operations $ 49 $ 114
Pretax Income or Loss from Discontinued Operations 3 3
IAR [Member]
   
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Net Sales from Discontinued Operations   31
Pretax Income or Loss from Discontinued Operations   $ 6