Condensed Consolidated Statements of Comprehensive Income (Unaudited) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Consolidated Net Income	$ 620,000,000	$ 526,000,000	$ 1,058,000,000	$ 1,037,000,000
Net Income After Dividends on Preferred and Preference Stock	604,000,000	510,000,000	1,026,000,000	1,005,000,000
Qualifying hedges:
Changes in fair value, net of tax		(2,000,000)	3,000,000	(1,000,000)
Reclassification adjustment for amounts included in net income, net of tax		5,000,000	3,000,000	11,000,000
Marketable securities:
Change in fair value, net of tax	3,000,000	1,000,000	2,000,000	3,000,000
Pension and other post retirement benefit plans:
Reclassification adjustment for amounts included in net income, net of tax	1,000,000	1,000,000		1,000,000
Total other comprehensive income (loss)	4,000,000	5,000,000	8,000,000	14,000,000
Dividends on preferred and preference stock of subsidiaries	(16,000,000)	(16,000,000)	(32,000,000)	(32,000,000)
Comprehensive Income	608,000,000	515,000,000	1,034,000,000	1,019,000,000
Alabama Power [Member]
Consolidated Net Income	200,000,000	200,000,000	362,000,000	413,000,000
Net Income After Dividends on Preferred and Preference Stock	190,000,000	190,000,000	342,000,000	393,000,000
Qualifying hedges:
Changes in fair value, net of tax	1,000,000		3,000,000
Reclassification adjustment for amounts included in net income, net of tax	(2,000,000)	(1,000,000)	(2,000,000)
Pension and other post retirement benefit plans:
Total other comprehensive income (loss)	(1,000,000)	(1,000,000)	1,000,000
Dividends on preferred and preference stock of subsidiaries	(10,000,000)	(10,000,000)	(20,000,000)	(20,000,000)
Comprehensive Income	189,000,000	189,000,000	343,000,000	393,000,000
Georgia Power [Member]
Consolidated Net Income	314,000,000	243,000,000	524,000,000	485,000,000
Net Income After Dividends on Preferred and Preference Stock	309,000,000	238,000,000	515,000,000	476,000,000
Qualifying hedges:
Reclassification adjustment for amounts included in net income, net of tax		3,000,000	1,000,000	6,000,000
Pension and other post retirement benefit plans:
Dividends on preferred and preference stock of subsidiaries	(5,000,000)	(5,000,000)	(9,000,000)	(9,000,000)
Comprehensive Income	309,000,000	241,000,000	516,000,000	482,000,000
Gulf Power [Member]
Consolidated Net Income	34,902,000	33,867,000	48,144,000	60,718,000
Net Income After Dividends on Preferred and Preference Stock	33,352,000	32,317,000	45,043,000	57,617,000
Qualifying hedges:
Changes in fair value, net of tax		655,000		(863,000)
Reclassification adjustment for amounts included in net income, net of tax	144,000	146,000	287,000	312,000
Pension and other post retirement benefit plans:
Total other comprehensive income (loss)	144,000	801,000	287,000	(551,000)
Dividends on preferred and preference stock of subsidiaries	(1,550,000)	(1,550,000)	(3,101,000)	(3,101,000)
Comprehensive Income	33,496,000	33,118,000	45,330,000	57,066,000
Mississippi Power [Member]
Consolidated Net Income	25,716,000	15,652,000	40,766,000	31,338,000
Net Income After Dividends on Preferred and Preference Stock	25,283,000	15,219,000	39,900,000	30,472,000
Qualifying hedges:
Changes in fair value, net of tax	13,000	(14,000)	11,000	6,000
Pension and other post retirement benefit plans:
Dividends on preferred and preference stock of subsidiaries	(433,000)	(433,000)	(866,000)	(866,000)
Comprehensive Income	25,296,000	15,205,000	39,911,000	30,478,000
Southern Power [Member]
Consolidated Net Income	44,601,000	31,567,000	82,344,000	46,291,000
Qualifying hedges:
Changes in fair value, net of tax	(35,000)	(2,036,000)	608,000	641,000
Reclassification adjustment for amounts included in net income, net of tax	1,631,000	1,546,000	3,261,000	3,113,000
Pension and other post retirement benefit plans:
Total other comprehensive income (loss)	1,596,000	(490,000)	3,869,000	3,754,000
Comprehensive Income	$ 46,197,000	$ 31,077,000	$ 86,213,000	$ 50,045,000