Debt (Tables)

9 Months Ended

Sep. 30, 2013

Debt Disclosure [Abstract]

Fair value and carrying value of long-term debt, including current maturities

The approximate fair value and related carrying value of the Company's total long-term debt, including current maturities of long-term debt reclassified to short-term debt, as of September 30, 2013 and December 31, 2012 were as follows:

(In millions)	September 30, 2013		December 31, 2012
Fair value	$	4,728	$	5,105
Carrying value	4,613		4,595