Long-Term Debt (Tables)

3 Months Ended

Mar. 31, 2012

Partnership's Long-Term Debt

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

	March 31, 2012			December 31, 2011
Senior notes	$	1,354,915		$	1,355,147
Revolving loans	250,000			332,000
Total	1,604,915			1,687,147
Less: current portion	—			—
Long-term debt	$	1,604,915		$	1,687,147
Availability under revolving credit facility:
Total credit facility limit	$	900,000		$	900,000
Revolving loans	(250,000		)	(332,000		)
Letters of credit	(11,500		)	(19,000		)
Total available	$	638,500		$	549,000

Long-Term Debt Maturities

Scheduled maturities of long-term debt at March 31, 2012 are as follows:

Years Ending December 31,	Amount
2012 (remainder)	$	—
2013	—
2014	250,000
2015	—
2016	250,000
Thereafter	1,100,000		*
Total	$	1,600,000

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* Excludes unamortized premiums of $4.9 million as of March 31, 2012.