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Investments (Tables)
Dec. 31, 2012
Investments [Abstract]  
Schedule Of Long Term Investments [Table Text Block]
In thousands
 
2012
 
2011
Investments in life insurance policies
 
$
51,439

 
$
51,911

Investments in gas pipeline joint ventures
 
14,216

 
14,340

Other
 
2,012

 
2,012

   Total other investments
 
$
67,667

 
$
68,263