Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2014

Table Text Block [Abstract]

Schedule of operating lease payments paid and received

The following table summarizes operating lease payments paid and sublease rentals received during the periods indicated:

	Year Ended December 31,
In thousands	2014		2013		2012
Operating lease payments	$	43,333	$	37,211	$	33,606
Sublease rental receipts	2,347		2,237		2,685

Schedule of capital long-term commitments which require future minimum rental payments

The following tables summarize by year the remaining non-cancelable future payments under our leases as of December 31, 2014:

In thousands	Pipeline and Capital Leases
2015	$	61,225
2016	61,906
2017	56,072
2018	53,083
2019	44,960
Thereafter	237,473
Total minimum lease payments	514,719
Less: Amount representing interest	(191,095		)
Present value of minimum lease payments	$	323,624

Schedule of operating long-term commitments which require future minimum lease payments

In thousands	Operating Leases
2015	$	12,556
2016	12,532
2017	12,774
2018	12,730
2019	11,203
Thereafter	56,630
Total minimum lease payments	$	118,425