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COMPREHENSIVE INCOME
6 Months Ended
Jun. 30, 2011
COMPREHENSIVE INCOME [Abstract]  
COMPREHENSIVE INCOME [Text Block]
11.
COMPREHENSIVE INCOME

Total comprehensive income is as follows (in millions):

  
Three months ended
  
Six months ended
 
  
June 30
  
June 30
 
  
2011
  
2010
  
2011
  
2010
 
              
Net income
 $19.2  $24.2  $64.4  $84.7 
Other comprehensive loss, after tax
  (1.8)  (2.0)  (.4)  (3.4)
Total comprehensive income
 $17.4  $22.2  $64.0  $81.3 

Other comprehensive loss consists primarily of net gains and losses from derivative financial instruments accounted for as cash flow hedges and gains and losses from postretirement benefits.