v2.4.0.8
Components of Income before (Provision) benefit for Income Taxes (Detail) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Components Of Income Tax Expense Benefit [Line Items]      
Domestic $ 28,833 $ 9,316 $ 9,724
Foreign 444 581 759
Income Before (Provision) Benefit For Income Taxes $ 29,277 $ 9,897 $ 10,483