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Other Long-Term Assets (Tables)
12 Months Ended
Dec. 31, 2012
Other Long-Term Assets [Abstract]  
Summary of other long term assets
                 
    December 31  

In thousands

    2012       2011  

Pension

  $ 53,734     $ 59,821  

Goodwill and intangibles

    24,902       26,051  

Other

    24,305       26,690  

Total

  $ 102,941     $ 112,562