v3.6.0.2
Income Taxes (Narrative) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Income Taxes [Line Items]      
Deferred Tax Impact of a Purchase of Noncontrolling Interest $ 129    
Foreign income before taxes 871 $ 704 $ 385
Deferred tax liability attributable to temporary differences in other comprehensive income 158    
Decrease in deferred income tax liabilities related to acquisitions 226    
Net deferred tax liability, franchise rights 23,000    
Liability for uncertain tax positions 1,100    
Unrecognized tax benefits that would impact effective tax rate 600    
Change in income tax expense related to effectively settled uncertain tax positions     $ 759
Unrecognized tax benefits, interest on income taxes accrued 483 510  
Domestic Tax Authority [Member]      
Income Taxes [Line Items]      
Operating loss carryforwards 598    
Foreign Tax Authority [Member]      
Income Taxes [Line Items]      
Operating loss carryforwards 431    
Uncertain Tax Positions Indemnified By GE [Member]      
Income Taxes [Line Items]      
Liability for uncertain tax positions 181    
Unrecognized tax benefits, interest on income taxes accrued $ 39 $ 49