v2.4.0.8
Significant Accounting Policies (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Dec. 31, 2013
Significant Accounting Policies [Line Items]          
Investment Income, Dividend   $ 10   $ 30  
Intangible Assets, Net (Excluding Goodwill) 627   627   723
Amortization of Intangible Assets 25 27 76 79  
Goodwill 456   456   496
KDAC [Member]
         
Significant Accounting Policies [Line Items]          
Investment Income, Dividend     10    
GM [Member]
         
Significant Accounting Policies [Line Items]          
Accounts and Other Receivables 462   462   377
VW [Member]
         
Significant Accounting Policies [Line Items]          
Accounts and Other Receivables $ 240   $ 240   $ 199
Customer Concentration Risk [Member] | Sales Revenue, Net [Member] | GM & VW [Member]
         
Significant Accounting Policies [Line Items]          
Concentration Risk, Percentage 27.00% 28.00% 28.00% 27.00%  
Customer Concentration Risk [Member] | Sales Revenue, Net [Member] | GM [Member]
         
Significant Accounting Policies [Line Items]          
Concentration Risk, Percentage 18.00% 18.00% 18.00% 17.00%  
Customer Concentration Risk [Member] | Sales Revenue, Net [Member] | VW [Member]
         
Significant Accounting Policies [Line Items]          
Concentration Risk, Percentage 9.00% 10.00% 10.00% 10.00%