Interest Expense (Tables)

12 Months Ended

Dec. 31, 2013

Debt Disclosure [Abstract]

Interest Expense [Table Text Block]

Interest expense includes interest and amortization of debt discounts, less amounts capitalized, as follows:

(In millions)	2013			2012			2011
Interest expense before capitalization	$	431		$	379		$	361
Capitalized interest	(39		)	(22		)	(31		)
	$	392		$	357		$	330