Segment and Related Information (Tables)

3 Months Ended

Mar. 31, 2015

Segment Reporting [Abstract]

Financial data for business segments

Financial data for business segments and products and services for the three months ended March 31, 2015 and 2014 was as follows:

	Electric Utilities
	Traditional Operating Companies		Southern Power		Eliminations			Total		All Other		Eliminations			Consolidated
	(in millions)
Three Months Ended March 31, 2015:
Operating revenues	$	3,948	$	348	$	(124	)	$	4,172	$	40	$	(29	)	$	4,183
Segment net income (loss)(a)(b)	477		33		—			510		3		(5		)	508
Total assets at March 31, 2015	$	65,530	$	5,564	$	(273	)	$	70,821	$	1,091	$	(302	)	$	71,610
Three Months Ended March 31, 2014:
Operating revenues	$	4,378	$	351	$	(102	)	$	4,627	$	41	$	(24	)	$	4,644
Segment net income (loss)(a)(b)	318		33		—			351		—		—			351
Total assets at December 31, 2014	$	64,644	$	5,550	$	(131	)	$	70,063	$	1,156	$	(296	)	$	70,923

(a) After dividends on preferred and preference stock of subsidiaries.

(b) Segment net income (loss) for the traditional operating companies for the three months ended March 31, 2015 and March 31, 2014 includes a $9 million pre-tax charge ($6 million after tax) and a $380 million pre-tax charge ($235 million after tax), respectively, for estimated probable losses on the Kemper IGCC. See Note (B) under "Integrated Coal Gasification Combined Cycle – Kemper IGCC Schedule and 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 March 31, 2015	$	3,542	$	467	$	163	$	4,172
Three Months Ended March 31, 2014	3,858		604		165		4,627