Long-Term Debt (Tables)

12 Months Ended

Dec. 31, 2014

Debt Instrument

Partnership's Long-Term Debt

Obligations in the form of senior notes and borrowings under the credit facilities are as follows:

	December 31,
	2014			2013
Senior notes	$	5,089		$	2,800
Revolving loans	1,504			510
Unamortized premiums and discounts	48			—
Long-term debt	$	6,641		$	3,310
Availability under revolving credit facility:
Total credit facility limit	$	2,000		$	1,200
Revolving loans	(1,504		)	(510		)
Letters of credit	(23		)	(14		)
Total available	$	473		$	676

Long-Term Debt Maturities

Long-term debt maturities as of December 31, 2014 for each of the next five years are as follows:

Year Ended December 31,	Amount
2015	$	—
2016	—
2017	—
2018	—
2019	2,003
Thereafter	4,590
Total *	$	6,593

* Excludes a $67 million unamortized premium on the 2020 PVR Notes and the 2021 PVR Notes assumed by the Partnership and a $19 million unamortized discount on the combined 2022 Notes.