Fair Value of Financial Investments (Tables)

3 Months Ended

Mar. 31, 2016

Fair Value Disclosures [Abstract]

Schedule of financial investments included in other assets

Financial investments were as follows, in millions:

	March 31, 2016		December 31, 2015
Prepaid expenses and other:
Auction rate securities	$	12	$	—
Other assets:
Auction rate securities	10		22
Equity method investments	13		13
Private equity funds	9		10
Other investments	3		3
Total	$	47	$	48

Schedule of income from financial investments, net, included in other, net, within other income (expense), net,

Income from financial investments, net, included in other, net, within other income (expense), net, was as follows, in millions: 

	Three Months Ended March 31,
	2016		2015
Realized gains from private equity funds	$	—	$	2
Equity investment income, net	1		—
Total income from financial investments, net	$	1	$	2