Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2016

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, 2016						December 31, 2015
	Total		Level 1		Level 2		Total		Level 1		Level 2
Assets
Equity securities	$	79		$  79		$  —	$	89		$  89		$  —
Mutual funds		856		856		—		745		745		—
U.S. Government securities		113		—		113		119		—		119
Other securities		151		—		151		147		—		147
Derivatives		27		—		27		15		—		15
Liabilities
Derivatives		85		—		85		35		—		35