Annual report pursuant to Section 13 and 15(d)

Goodwill and Other Intangible Assets (Details)

v2.4.1.9
Goodwill and Other Intangible Assets (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Finite-Lived Intangible Assets [Line Items]      
Amortization of Intangible Assets $ 150us-gaap_AmortizationOfIntangibleAssets $ 115us-gaap_AmortizationOfIntangibleAssets $ 19us-gaap_AmortizationOfIntangibleAssets
2015 158us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths    
2016 137us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo    
2017 105us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree    
2018 95us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour    
2019 $ 96us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive    
Customer Relationships [Member] | Minimum      
Finite-Lived Intangible Assets [Line Items]      
Finite-Lived Intangible Asset, Useful Life 10 years    
Customer Relationships [Member] | Maximum      
Finite-Lived Intangible Assets [Line Items]      
Finite-Lived Intangible Asset, Useful Life 15 years    
Licensing Agreements [Member]      
Finite-Lived Intangible Assets [Line Items]      
Finite-Lived Intangible Asset, Useful Life 15 years