XML 47 R37.htm IDEA: XBRL DOCUMENT v3.10.0.1
Investments (Tables)
 12 Months Ended
Dec. 31, 2017
Investments [Abstract]  
Schedule Of Long Term Investments [Table Text Block]
In thousands
 
2017
 
2016
Investments in life insurance policies
 
$
50,792

 
$
52,719

Investments in gas pipeline
 
13,669

 
13,767

Other
 
1,902

 
1,890

   Total other investments
 
$
66,363

 
$
68,376