Segment and Related Information

3 Months Ended

Mar. 31, 2013

Segment Reporting [Abstract]

SEGMENT AND RELATED INFORMATION

SEGMENT AND RELATED INFORMATION

Southern Company's reportable business segments are the sale of electricity in the Southeast by the four traditional operating companies and Southern Power. Revenues from sales by Southern Power to the traditional operating companies were $78 million and $112 million for the three months ended March 31, 2013 and March 31, 2012, respectively. The "All Other" column includes parent Southern Company, which does not allocate operating expenses to business segments. Also, this category includes segments below the quantitative threshold for separate disclosure. These segments include investments in telecommunications and leveraged lease projects. All other intersegment revenues are not material. 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 March 31, 2013:
Operating revenues	$	3,668	$	303	$	(86	)	$	3,885	$	35		$	(23	)	$	3,897
Segment net income (loss)(a)(b)	66		29		—			95		(16		)	2			81
Total assets at March 31, 2013	$	58,752	$	3,858	$	(109	)	$	62,501	$	1,075		$	(302	)	$	63,274
Three Months Ended March 31, 2012:
Operating revenues	$	3,449	$	254	$	(114	)	$	3,589	$	38		$	(23	)	$	3,604
Segment net income (loss)(a)	339		29		1			369		2			(3		)	368
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 March 31, 2013 includes a $540.0 million pre-tax charge ($333.5 million after tax) for an estimated probable loss on the Kemper IGCC. See Note (B) under "Integrated Coal Gasification Combined Cycle" herein for additional information.

Products and Services

	Electric Utilities' Revenues
	Retail		Wholesale		Other		Total
	(in millions)
Three Months Ended March 31, 2013	$	3,298	$	432	$	155	$	3,885
Three Months Ended March 31, 2012	3,092		349		148		3,589