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Investments (Tables)
 12 Months Ended
Dec. 31, 2014
Investments [Abstract]  
Schedule Of Long Term Investments [Table Text Block]
In thousands
 
2014
 
2013
Investments in life insurance policies
 
$
52,366

 
$
51,791

Investments in gas pipeline
 
13,962

 
14,048

Other
 
1,910

 
2,012

   Total other investments
 
$
68,238

 
$
67,851