XML 65 R54.htm IDEA: XBRL DOCUMENT v3.5.0.2
Income Taxes (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Income Tax Disclosure [Abstract]        
Income tax expense $ 871 $ 577 $ 1,430 $ 1,106
Tax expense, entities included in effective tax rate calculation 1,200 $ 793 2,000 $ 1,300
Net deferred tax assets $ 35,000   $ 35,000