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Other (Expense) Income, net
9 Months Ended
Sep. 30, 2012
Other (Expense) Income, net [Abstract]  
Other (Expense) Income, net
9. Other (Expense) Income, net

Other (expense) income, net consisted of the following:
 
   
Three Months Ended Sept. 30
  
Nine Months Ended Sept. 30
 
(Thousands of Dollars)
 
2012
  
2011
  
2012
  
2011
 
Interest income
 $18  $88  $650  $254 
Other nonoperating income
  18   45   57   56 
Insurance policy (expense) income
  (121)  3   (332)  (155)
Other nonoperating expense
  -   (3)  -   (8)
Other (expense) income, net
 $(85) $133  $375  $147