Long-Term Debt (Tables)

3 Months Ended

Mar. 31, 2016

Debt Disclosure [Abstract]

Carrying Amount of Components of Long-term Debt

The following table summarizes our debt obligations as of the dates presented:

	As of
	March 31, 2016					December 31, 2015
	Principal			Unamortized Issuance Costs		Principal			Unamortized Issuance Costs
Revolving credit facility 1	$	147,065				$	170,000
Senior notes due 2019	300,000			$	3,076	300,000			$	3,295
Senior notes due 2020	775,000			16,497		775,000			17,322
Totals	1,222,065			$	19,573	1,245,000			$	20,617
Less: Unamortized issuance costs	(19,573		)			(20,617		)
Debt obligations, net of unamortized issuance costs	$	1,202,492				$	1,224,383

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¹ Issuance costs attributable to the Revolver, which represent costs attributable to the access to credit over the Revolver’s contractual term, are presented as a component of Other assets (see Note 10).