Financing (Tables)

9 Months Ended

Sep. 30, 2011

Financing [Abstract]

Credit arrangements by company

					Executable										Expires Within
					Term-Loans				Expires						One Year(a)
													2013				No
					One		Two						And		Term		Term
Company	Total		Unused		Year		Years		2011		2012		Beyond		Out		Out
	(in millions)
Southern Company	$	1,000	$	1,000	$	—	$	—	$	—	$	—	$	1,000	$	—	$	—
Alabama Power		1,296		1,296		111		—		60		121		1,115		111		71
Georgia Power		1,750		1,745		—		—		—		—		1,750		—		—
Gulf Power		240		240		55		—		20		55		165		55		20
Mississippi Power		296		296		25		41		16		115		165		66		65
Southern Power		500		500		—		—		—		—		500		—		—
Other		50		50		25		—		—		25		25		25		—
Total	$	5,132	$	5,127	$	216	$	41	$	96	$	316	$	4,720	$	257	$	156

(a)   Reflects facilities expiring on or before September 30, 2012.