Derivative Financial Instruments And Hedging Activities Derivative (Narrative) (Details) (Foreign Exchange Contract [Member], Derivative Financial Instruments, Liabilities [Member], USD $) In Billions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014
Foreign Exchange Contract [Member] | Derivative Financial Instruments, Liabilities [Member]
Derivative [Line Items]
Payments to Fund Long-term Loans to Related Parties	$ 1.7