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Business Segments
 3 Months Ended
Mar. 31, 2012
Segment Reporting [Abstract]  
Business Segments
Business Segments
The following is information (including the elimination of intercompany transactions) related to Edison International's reportable segments:
 
Three months ended March 31,
(in millions)
2012
 
2011
Operating Revenue:
 
 
 
Electric utility
$
2,412

 
$
2,232

Competitive power generation
444

 
552

Parent and other2
—

 
(2
)
Consolidated Edison International
$
2,856

 
$
2,782

Net Income (Loss) attributable to Edison International:
 
 
 
Electric utility
$
182

 
$
222

Competitive power generation1
(84
)
 
(20
)
Parent and other2
(5
)
 
(2
)
Consolidated Edison International
$
93

 
$
200

Segment balance sheet information was:
(in millions)
March 31,
2012
 
December 31,
2011
Total Assets:
 
 
 
Electric utility
$
41,605

 
$
40,315

Competitive power generation
8,472

 
8,392

Parent and other2
(693
)
 
(668
)
Consolidated Edison International
$
49,384

 
$
48,039

1  
Includes losses from discontinued operations of $(1) million and $(2) million for the three months ended March 31, 2012 and 2011, respectively.
2  
Includes amounts from Edison International (parent) and other Edison International subsidiaries that are not significant as a reportable segment, as well as intercompany eliminations.