Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2013

Table Text Block [Abstract]

Schedule of operating lease payments paid and received

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

	Year Ended December 31,
In thousands	2013		2012		2011
Operating lease payments	$	37,211	$	33,606	$	52,317
Sublease rental receipts	2,237		2,685		2,398

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

The following table summarizes by year the remaining non-cancelable future payments under these leases as of December 31, 2013:

In thousands	Pipeline and Capital Leases
2014	$	62,929
2015	62,254
2016	60,819
2017	55,409
2018	50,750
Thereafter	280,272
Total minimum lease payments	572,433
Less: Amount representing interest	(215,748		)
Present value of minimum lease payments	$	356,685

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

In thousands	Operating Leases
2014	$	11,695
2015	12,542
2016	12,510
2017	12,774
2018	12,730
Thereafter	67,832
Total minimum lease payments	$	130,083