Quarterly Financial Information (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2012

Quarterly Financial Information [Line Items]

Summarized quarterly financial data

Summarized quarterly financial information for 2012 and 2011 is as follows:

					Consolidated Net Income After Dividends on Preferred and Preference Stock of Subsidiaries		Per Common Share
	Operating Revenues		Operating Income				Basic Earnings				Trading Price Range
Quarter Ended									Dividends		High		Low
	(in millions)
March 2012	$	3,604	$	766	$	368	$	0.42	$	0.4725	$	46.06	$	43.71
June 2012	4,181		1,143		623		0.71		0.4900		48.45		44.22
September 2012	5,049		1,740		976		1.11		0.4900		48.59		44.64
December 2012	3,703		814		383		0.44		0.4900		47.09		41.75
March 2011	$	4,012	$	854	$	422	$	0.50	$	0.4550	$	38.79	$	36.51
June 2011	4,521		1,136		604		0.71		0.4725		40.87		37.43
September 2011	5,428		1,652		916		1.07		0.4725		43.09		35.73
December 2011	3,696		589		261		0.30		0.4725		46.69		41.00

Southern Power [Member]

Quarterly Financial Information [Line Items]

Summarized quarterly financial data

Summarized quarterly financial information for 2012 and 2011 is as follows:

Quarter Ended	Operating Revenues		Operating Income		Net Income
	(in thousands)
March 2012	$	253,681	$	56,343	$	29,316
June 2012	285,805		90,038		46,602
September 2012	354,971		119,234		68,376
December 2012	291,591		65,816		30,991
March 2011	$	281,787	$	77,347	$	37,743
June 2011	305,209		86,792		44,601
September 2011	362,565		108,708		56,071
December 2011	286,400		63,604		23,816

Mississippi Power [Member]

Quarterly Financial Information [Line Items]

Summarized quarterly financial data

Summarized quarterly financial information for 2012 and 2011 is as follows:

Quarter Ended	Operating Revenues		Operating Income		Net Income After Dividends on Preferred Stock
	(in thousands)
March 2012	$	228,714	$	30,213	$	25,255
June 2012	266,084		46,986		35,027
September 2012	305,419		66,151		54,625
December 2012	235,779		31,662		33,200
March 2011	$	263,276	$	25,151	$	14,617
June 2011	286,041		39,056		25,283
September 2011	325,766		53,171		38,019
December 2011	237,794		16,412		16,263

Alabama Power [Member]

Quarterly Financial Information [Line Items]

Summarized quarterly financial data

Summarized quarterly financial information for 2012 and 2011 is as follows:

Quarter Ended	Operating Revenues		Operating Income		Net Income After Dividends on Preferred and Preference Stock
	(in millions)
March 2012	$	1,216	$	291	$	126
June 2012	1,377		390		185
September 2012	1,637		544		280
December 2012	1,290		271		113
March 2011	$	1,320	$	329	$	152
June 2011	1,440		404		190
September 2011	1,671		523		264
December 2011	1,271		258		102

Georgia Power [Member]

Quarterly Financial Information [Line Items]

Summarized quarterly financial data

Summarized quarterly financial information for 2012 and 2011 is as follows:

Quarter Ended	Operating Revenues		Operating Income		Net Income After Dividends on Preferred and Preference Stock
	(in millions)
March 2012	$	1,745	$	344	$	167
June 2012	2,020		535		295
September 2012	2,498		924		525
December 2012	1,735		400		181
March 2011	$	1,989	$	393	$	206
June 2011	2,265		537		309
September 2011	2,788		895		520
December 2011	1,758		222		110

Gulf Power [Member]

Quarterly Financial Information [Line Items]

Summarized quarterly financial data

Summarized quarterly financial information for 2012 and 2011 is as follows:

Quarter Ended	Operating Revenues		Operating Income		Net Income After Dividends on Preference Stock
	(in thousands)
March 2012	$	316,245	$	49,098	$	20,666
June 2012	370,208		71,465		34,963
September 2012	421,819		93,813		47,754
December 2012	331,490		53,818		22,549
March 2011	$	324,608	$	32,044	$	11,691
June 2011	399,265		67,387		33,352
September 2011	468,030		81,454		41,217
December 2011	327,909		43,839		18,745