Debt - (Tables)

12 Months Ended

Dec. 31, 2018

Debt Disclosure [Abstract]

Schedule of long-term debt

The following table summarizes the carrying amount of our indebtedness (in thousands):

	December 31,
	2018			2017
2021 Notes	$	575,000		$	575,000
Unamortized discount and debt issuance costs on 2021 Notes	(60,910		)	(81,627		)
2021 Notes, net	514,090			493,373
2024 Notes	575,000			575,000
Unamortized discount and debt issuance costs on 2024 Notes	(138,914		)	(158,680		)
2024 Notes, net	436,086			416,320
Term loan	646,236			671,345
Total debt	1,596,412			1,581,038
Less current portion	33,387			40,605
Total long-term debt	$	1,563,025		$	1,540,433

Schedule of maturities of long-term debt

Scheduled maturities with respect to our long-term debt are as follows (in thousands):

Year Ending December 31,	Scheduled Long-Term Debt Maturities
2019	$	33,387
2020	33,387
2021	608,387
2022	33,387
2023	517,493
Thereafter	575,000
Total	$	1,801,041