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Segment and Related Information (Tables)
6 Months Ended
Jun. 30, 2013
Segment Reporting [Abstract]  
Financial data for business segments
Financial data for business segments and products and services was as follows:
 
 
 
Electric Utilities
 
 
 
 
 
 
 
 
Traditional
Operating
Companies
 
Southern
Power
 
Eliminations
 
Total
 
All
Other
 
Eliminations
 
Consolidated
 
 
(in millions)
Three Months Ended June 30, 2013:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Operating revenues
 
$
4,018

 
$
307

 
$
(95
)
 
$
4,230

 
$
38

 
$
(22
)
 
$
4,246

Segment net income (loss)(a)(b)
 
268

 
28

 

 
296

 
4

 
(3
)
 
297

Six Months Ended June 30, 2013:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Operating revenues
 
7,687

 
610

 
(181
)
 
8,116

 
73

 
(46
)
 
8,143

Segment net income (loss)(a)(c)
 
334

 
57

 

 
391

 
(12
)
 
(1
)
 
378

Total assets at June 30, 2013
 
$
59,177

 
$
4,139

 
$
(122
)
 
$
63,194

 
$
1,064

 
$
(297
)
 
$
63,961

Three Months Ended June 30, 2012:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Operating revenues
 
$
3,989

 
$
286

 
$
(109
)
 
$
4,166

 
$
35

 
$
(20
)
 
$
4,181

Segment net income (loss)(a)
 
549

 
47

 

 
596

 
27

 

 
623

Six Months Ended June 30, 2012:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Operating revenues
 
7,438

 
539

 
(222
)
 
7,755

 
73

 
(43
)
 
7,785

Segment net income (loss)(a)
 
888

 
76

 

 
964

 
28

 
(1
)
 
991

Total assets at December 31, 2012
 
$
58,600

 
$
3,780

 
$
(129
)
 
$
62,251

 
$
1,116

 
$
(218
)
 
$
63,149

(a) After dividends on preferred and preference stock of subsidiaries.
(b) Segment net income (loss) for the three months ended June 30, 2013 includes a $450 million pre-tax charge ($277.9 million after tax) for an estimated probable loss on the Kemper IGCC. See Note (B) under "Integrated Coal Gasification Combined Cycle – Kemper IGCC Cost Estimate" herein for additional information.
(c) Segment net income (loss) for the six months ended June 30, 2013 includes a $990 million pre-tax charge ($611.3 million after tax) for estimated probable losses on the Kemper IGCC. See Note (B) under "Integrated Coal Gasification Combined Cycle – Kemper IGCC Cost Estimate" herein for additional information.
Financial data for products and services
Products and Services
 
 
Electric Utilities' Revenues
Period
 
Retail
 
Wholesale
 
Other
 
Total

 
(in millions)
Three Months Ended June 30, 2013
 
$
3,620

 
$
454

 
$
156

 
$
4,230

Three Months Ended June 30, 2012
 
3,597

 
415

 
154

 
4,166

 
 
 
 
 
 
 
 
 
Six Months Ended June 30, 2013
 
6,918

 
886

 
312

 
8,116

Six Months Ended June 30, 2012
 
6,689

 
764

 
302

 
7,755