Long-Term Debt (Tables)

3 Months Ended

Mar. 31, 2013

Debt Disclosure [Abstract]

Components of Long-Term Debt

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

	March 31,			December 31,
In thousands	2013			2012
Bank Credit Agreement	$	275,000		$	700,000
9½% Senior Subordinated Notes due 2016, including premium of $1,437 and $9,118, respectively	39,643			234,038
9¾% Senior Subordinated Notes due 2016, including discount of $13,569	—			412,781
8¼% Senior Subordinated Notes due 2020	996,273			996,273
6 3/8% Senior Subordinated Notes due 2021	400,000			400,000
4 5/8% Senior Subordinated Notes due 2023	1,200,000			—
Other Subordinated Notes, including premium of $23 and $25, respectively	3,829			3,832
Pipeline financings	234,032			236,244
Capital lease obligations	147,755			158,260
Total	3,296,532			3,141,428
Less: current obligations	(34,033		)	(36,966		)
Long-term debt and capital lease obligations	$	3,262,499		$	3,104,462