Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2014

Fair Value, Assets and Liabilities Measured on Recurring Basis

Assets and liabilities measured and recorded at fair value on a recurring basis consisted of the following (in millions):

	December 31, 2014						December 31, 2013
	Total		Level 1		Level 2		Total		Level 1		Level 2
Assets
Equity securities	$	92		$  92		$  —	$	77		$  77		$  —
Mutual funds		696		696		—		613		613		—
U.S. Government securities		136		—		136		238		—		238
Other securities		153		—		153		131		—		131
Derivatives		27		—		27		28		—		28
Liabilities
Derivatives		18		—		18		23		—		23