Financing (Tables)

9 Months Ended

Sep. 30, 2013

Debt Disclosure [Abstract]

Credit arrangements by company

The following table outlines the committed credit arrangements by company as of September 30, 2013:

	Expires(a)														Executable Term Loans				Due Within One Year
Company	2013		2014		2015		2016		2018		Total		Unused		One Year		Two Years		Term Out		No Term Out
	(in millions)										(in millions)				(in millions)				(in millions)
Southern Company	$	—	$	—	$	—	$	—	$	1,000	$	1,000	$	1,000	$	—	$	—	$	—	$	—
Alabama Power	1		268		35		—		1,000		1,304		1,304		53		—		53		146
Georgia Power	—		—		—		150		1,600		1,750		1,736		—		—		—		—
Gulf Power	20		90		—		165		—		275		275		45		—		45		65
Mississippi Power	15		120		—		165		—		300		300		25		40		65		70
Southern Power	—		—		—		—		500		500		486		—		—		—		—
Other	—		75		25		—		—		100		100		25		—		25		50
Total	$	36	$	553	$	60	$	480	$	4,100	$	5,229	$	5,201	$	148	$	40	$	188	$	331

(a) No credit arrangements expire in 2017.

Schedule of Long-term Debt Instruments [Table Text Block]

The following table outlines the long-term debt financing activities for Southern Company and its subsidiaries for the first nine months of 2013:

Company(a)	Senior  Note Issuances		Senior  Note Redemptions and  Maturities		Revenue Bond Issuances		Revenue Bond Redemptions and Maturities		Other Long-Term Debt Issuances		Other  Long-Term Debt Redemptions
					(in millions)
Southern Company	$	500	$	—	$	—	$	—	$	—	$	—
Georgia Power	850		1,250		89		89		—		—
Gulf Power	90		90		—		—		—		—
Mississippi Power	—		—		31		83		475		125
Southern Power	300		—		—		—		23		—
Other	—		50		—		—		—		—
Total	$	1,740	$	1,390	$	120	$	172	$	498	$	125

(a) Alabama Power did not issue or redeem any long-term debt during the first nine months of 2013.