Long-Term Debt (Tables)

9 Months Ended

Sep. 30, 2016

Debt Disclosure [Abstract]

Components of Long-Term Debt

The following long-term debt and capital lease obligations were outstanding as of the dates indicated:

	September 30,			December 31,
In thousands	2016			2015
Senior Secured Bank Credit Agreement	$	260,000		$	175,000
9% Senior Secured Second Lien Notes due 2021	614,919			—
6⅜% Senior Subordinated Notes due 2021	215,144			400,000
5½% Senior Subordinated Notes due 2022	772,912			1,250,000
4⅝% Senior Subordinated Notes due 2023	622,297			1,200,000
Other Subordinated Notes, including premium of $4 and $7, respectively	2,254			2,257
Pipeline financings	205,208			211,766
Capital lease obligations	55,189			71,324
Total debt principal balance	2,747,923			3,310,347
Future interest payable on 9% Senior Secured Second Lien Notes due 2021 (1)	254,660			—
Issuance costs on senior subordinated notes	(16,332		)	(32,752		)
Total debt, net of debt issuance costs on senior subordinated notes	2,986,251			3,277,595
Less: current maturities of long-term debt (1)	(83,200		)	(32,481		)
Long-term debt and capital lease obligations	$	2,903,051		$	3,245,114