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Commitments, Contingencies and Legal Proceedings (Tables)
12 Months Ended
Dec. 31, 2014
Commitments and Contingencies Disclosure [Abstract]  
Summary of Minimum Annual Payment Due on Noncancelable Operating Lease
The following table summarizes the minimum annual payments due on noncancelable operating leases and other similar contractual obligations having initial or remaining terms in excess of one year:

 

In thousands

     Leases         Other   

2015

   $ 6,244       $ 71,402   

2016

     3,742         23,818   

2017

     2,256         1,176   

2018

     1,392         536   

2019

     394         98   

Thereafter

     1