v2.4.0.6
Impairment and Restructuring Charges (Details 2) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2010
Dec. 31, 2011
Assets Measured at Fair Value on a Nonrecurring Basis    
Other Intangible Assets $ 186 $ 220
Property, plant and equipment, impairment losses (65)  
Other Intangible Assets, impairment losses (9)  
Goodwill Impairment Loss (3)  
Total fair value | Nonrecurring
   
Assets Measured at Fair Value on a Nonrecurring Basis    
Property, plant and equipment 96  
Other Intangible Assets 3  
Level 3 | Nonrecurring
   
Assets Measured at Fair Value on a Nonrecurring Basis    
Property, plant and equipment 96  
Other Intangible Assets $ 3