Debt (Tables)

3 Months Ended

Mar. 31, 2018

Debt Disclosure [Abstract]

Schedule of carrying amount and fair value of debt instruments

The Company has not elected to account for its debt instruments at fair value. The following table presents the carrying amounts and fair values of the Company's debt as of the dates presented:

	March 31, 2018				December 31, 2017
(in thousands)	Long-term debt		Fair value		Long-term debt		Fair value
January 2022 Notes	$	450,000	$	447,750	$	450,000	$	454,500
March 2023 Notes	350,000		352,188		350,000		364,105
Senior Secured Credit Facility	55,000		55,028		—		—
Total	$	855,000	$	854,966	$	800,000	$	818,605

Schedule of debt

The following table summarizes the net presentation of the Company's long-term debt and debt issuance costs on the unaudited consolidated balance sheets as of the dates presented:

	March 31, 2018							December 31, 2017
(in thousands)	Long-term debt		Debt issuance costs, net			Long-term debt, net		Long-term debt		Debt issuance costs, net			Long-term debt, net
January 2022 Notes	$	450,000	$	(3,743	)	$	446,257	$	450,000	$	(3,987	)	$	446,013
March 2023 Notes	350,000		(3,957		)	346,043		350,000		(4,158		)	345,842
Senior Secured Credit Facility(1)	55,000		—			55,000		—		—			—
Total	$	855,000	$	(7,700	)	$	847,300	$	800,000	$	(8,145	)	$	791,855

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(1) Debt issuance costs, net related to our Senior Secured Credit Facility of $5.7 million and $6.0 million as of March 31, 2018 and December 31, 2017, respectively, are reported in "Other assets, net" on the unaudited consolidated balance sheets.