Annual report pursuant to Section 13 and 15(d)

Securities - Certain Corporate and Strategic Investments (Details)

v2.4.0.8
Securities - Certain Corporate and Strategic Investments (Details) (USD $)
In Billions, unless otherwise specified
12 Months Ended
Dec. 31, 2013
First Data Corporation [Member]
Dec. 31, 2012
First Data Corporation [Member]
Dec. 31, 2013
Common Stock [Member]
China Construction Bank [Member]
Dec. 31, 2011
Common Stock [Member]
China Construction Bank [Member]
Cost Method Investments [Abstract]        
Investment Owned, Balance, Shares     2.0  
Cost-method Investments, Realized Gains     $ 0.8 $ 6.5
Cost method investment ownership percentage     1.00%  
Equity Method Investment, Ownership Percentage 49.00%      
Equity Method Investments and Joint Ventures [Abstract]        
Equity Method Investments $ 3.2 $ 3.3