Financial Instruments (Short-Term Borrowings) (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013		Dec. 31, 2012
Financial Instruments [Abstract]
Short-term Bank Loans and Notes Payable	$ 15
Short-term borrowings, carried at historical proceeds, as adjusted	$ 15	[1]	$ 73	[1]
Short-term debt, weighted-average effective interest rate	5.70%		3.70%

[1] The consolidated balance sheet as of December 31, 2013 has been prepared under a different basis of presentation than the combined balance sheet as of December 31, 2012, which significantly impacts comparability. See Note 3. Basis of Presentation.