Supplemental Financial Information (Tables)

3 Months Ended

Mar. 31, 2017

Supplemental Financial Information

Components of long-term investments

Long-term Investments	March 31,		December 31,
(in millions)	2017		2016
Equity securities	$	1,702	$	2,906
Other	54		41
Total	$	1,756	$	2,947