Debt (Tables)

12 Months Ended

Dec. 31, 2014

Debt [Abstract]

Components Of Debt

	2014		2013
	(in millions)
Short-term debt:
7.15% Senior Notes due 2018	$	1	$	1
Variable rate (1.515% at December 31, 2014) bridge facility, due December 2015		4,500		–
Total short-term debt		4,501		1
Long-term debt:
Variable rate (1.515%  and 1.640% at December 31, 2014 and December 31, 2013, respectively) credit facility, expires December 2018		300		283
Variable rate (1.545% at December 31, 2014) term loan facility, due December 2016		500		–
7.35% Senior Notes due 2017		15		15
7.125% Senior Notes due 2017		25		25
7.15% Senior Notes due 2018		27		28
7.5% Senior Notes due 2018		600		600
4.10% Senior Notes due 2022		1,000		1,000
Unamortized discount		(1)		(1)
Total long-term debt		2,466		1,950
Total debt	$	6,967	$	1,951

Schedule Of Long Term Debt Maturities

2016		501
2017		41
2018		925
Thereafter		1,000
	$	2,467