Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2015

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, 2015						December 31, 2014
	Total		Level 1		Level 2		Total		Level 1		Level 2
Assets
Equity securities	$	89		$  89		$  —	$	92		$  92		$  —
Mutual funds		745		745		—		696		696		—
U.S. Government securities		119		—		119		136		—		136
Other securities		147		—		147		153		—		153
Derivatives		15		—		15		27		—		27
Liabilities
Derivatives		35		—		35		18		—		18