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MISCELLANEOUS INCOME (Tables)
6 Months Ended
Jun. 30, 2014
Other Income and Expenses [Abstract]  
Schedule of Other Nonoperating Income (Expense) [Table Text Block]
Total miscellaneous income was as follows:
 
 
Three Months Ended June 30
 
Six Months Ended June 30
(Millions)
 
2014
 
2013
 
2014
 
2013
Equity portion of AFUDC
 
$
2.7

 
$
2.1

 
$
6.3

 
$
3.7

Earnings from equity method investments
 
2.8

 
2.8

 
5.6

 
5.8

Key executive life insurance for retired employees
 
0.7

 
0.8

 
1.4

 
0.9

Other
 
0.4

 
0.2

 
0.6

 
0.5

Total miscellaneous income
 
$
6.6

 
$
5.9

 
$
13.9

 
$
10.9