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Energy-related Derivative Contracts for the Registrants.

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Net quantity Purchase of Derivatives not designated as hedges.

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Notional Amount of Interest Rate Derivatives, Interest rate paid.

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The contractual rate at which a foreign currency can be purchased or sold under the terms of a foreign currency derivative contract.

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Description of the transactions or other events that will result in the reclassification into earnings of gains or losses reported in accumulated other comprehensive income. Includes time period over which gains or losses will be reclassified to earnings.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 133
-Paragraph 45
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The estimated net amount of unrealized gains or losses on interest rate cash flow hedges as of the balance sheet date expected to be reclassified to earnings within the next twelve months.

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Date when foreign currency exchange rate derivatives mature or expire.

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Aggregate notional amount of all derivatives designated as cash flow hedging instruments. The notional amount relates to a number of currency units, shares, bushels, pounds, or other units specified in a derivative instrument.

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Aggregate notional amount of all derivatives designated as a fair value hedging instrument. The notional amount relates to a number of currency units, shares, bushels, pounds, or other units specified in a derivative instrument.

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Derivatives (Details) In Millions, unless otherwise specified	12 Months Ended		12 Months Ended				12 Months Ended				12 Months Ended								12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011 USD ($)	Jun. 30, 2012 Alabama Power [Member]	Jun. 30, 2011 Alabama Power [Member] USD ($)	Jun. 30, 2011 Alabama Power [Member] Power [Member]	Jun. 30, 2011 Alabama Power [Member] Gas [Member]	Jun. 30, 2012 Georgia Power [Member]	Jun. 30, 2011 Georgia Power [Member] USD ($)	Jun. 30, 2011 Georgia Power [Member] Power [Member]	Jun. 30, 2011 Georgia Power [Member] Gas [Member]	Jun. 30, 2012 Gulf Power [Member]	Jun. 30, 2011 Gulf Power [Member] USD ($)	Jun. 30, 2011 Gulf Power [Member] Power [Member]	Jun. 30, 2011 Gulf Power [Member] Gas [Member]	Jun. 30, 2011 Mississippi Power [Member] Power [Member]	Jun. 30, 2011 Mississippi Power [Member] Gas [Member]	Jun. 30, 2011 Mississippi Power [Member] Fair Value Hedging [Member] USD ($)	Jun. 30, 2011 Mississippi Power [Member] Fair Value Hedging [Member] EUR (€)	Jun. 30, 2012 Southern Power [Member]	Jun. 30, 2011 Southern Power [Member] USD ($)	Jun. 30, 2011 Southern Power [Member] Power [Member]	Jun. 30, 2011 Southern Power [Member] Gas [Member]	Jun. 30, 2011 Power [Member]	Jun. 30, 2011 Gas [Member]	Jun. 30, 2011 Cash Flow Hedging [Member] USD ($)	Jun. 30, 2011 Fair Value Hedging [Member] USD ($)
Energy-related derivative contracts
Net Sold MWHs					0				0				0		0						700,000		700,000
Net Purchased mmBtu*						31,000,000				65,000,000				23,000,000		26,000,000						9,000,000		154,000,000
Longest Hedge Date						2015				2015				2015		2015					2011	2012	2011	2015
Longest Non-Hedge Date																					2011	2015	2011	2015
Notional amount of interest rate derivatives
Notional Amount, Fair Value		$ 350
Notional Amount		300
Notional Amount of interest rate derivatives, Total		650
Interest Rate Received																									3-month LIBOR + 0.40% spread	0.0415
Interest Rate Paid																									0.0124	3-month LIBOR + 1.96%* spread
Hedge Maturity Date																									Oct. 01, 2011	May 01, 2014
Fair Value Gain (Loss) June 30, 2011		11																							(1)	12
Total deferred gains and losses are expected to be amortized into earnings
Estimated Gain (Loss) to be Reclassified for the 12 Months Ending June 30, 2012		(16)		1				(3)				(1)								(12)
Total Deferred Gains (Losses) Amortized Through	2037		2035				2037				2020								2016
Notional amount of foreign currency derivatives
Notional Amount																		30.9
Average Forward Rate																	1.297	1.297
Hedge Maturity Date																	Various through March 2014	Various through March 2014
Fair Value Gain (Loss) June 30, 2011																	$ 4