Debt (Tables)

6 Months Ended

Jun. 30, 2015

Debt Disclosure [Abstract]

Summary of debt

A summary of our debt is as follows (amounts in millions):

	At June 30, 2015
	Gross Carrying Amount		Unamortized Discount			Net Carrying Amount
Term Loan	$	1,869	$	(9	)	$	1,860
2021 Notes	1,500		(22		)	1,478
2023 Notes	750		(11		)	739
Total long-term debt	$	4,119	$	(42	)	$	4,077

	At December 31, 2014
	Gross Carrying Amount		Unamortized Discount			Net Carrying Amount
Term Loan	$	2,119	$	(10	)	$	2,109
2021 Notes	1,500		(23		)	1,477
2023 Notes	750		(12		)	738
Total long-term debt	$	4,369	$	(45	)	$	4,324

Schedule of maturities of debt

As of June 30, 2015, the scheduled maturities and contractual principal repayments of our debt for each of the five succeeding years are as follows (amounts in millions):

For the year ending December 31,
2015 (remaining six months)	$	—
2016	—
2017	—
2018	—
2019	—
Thereafter	4,119
Total	$	4,119