Consolidated Condensed Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Operating Revenues
Oil and gas operations	$ 233,515	$ 318,952	$ 856,940	$ 779,834
Natural gas distribution	61,809	59,616	327,183	415,497
Total operating revenues	295,324	378,568	1,184,123	1,195,331
Operating Expenses
Cost of gas	20,924	21,748	94,179	185,916
Operations and maintenance	128,587	111,749	351,861	318,763
Depreciation, depletion and amortization	104,338	72,802	300,863	199,559
Income taxes
Deferred			80,724	120,656
Asset impairment	0	0	21,545	0
Taxes, other than income taxes	20,110	20,129	65,868	69,399
Accretion expense	1,907	1,728	5,581	5,066
Total operating expenses	275,866	228,156	839,897	778,703
Operating Income	19,458	150,412	344,226	416,628
Other Income (Expense)
Interest expense	(17,198)	(11,976)	(48,458)	(30,843)
Other income	1,523	619	3,740	1,727
Other expense	(84)	(2,074)	(305)	(1,449)
Total other expense	(15,759)	(13,431)	(45,023)	(30,565)
Interest Charges
Income Before Income Taxes	3,699	136,981	299,203	386,063
Income tax expense	1,653	49,382	108,464	140,871
Net Income	2,046	87,599	190,739	245,192
Diluted Earnings Per Average Common Share	$ 0.03	$ 1.21	$ 2.64	$ 3.39
Basic Earnings Per Average Common Share	$ 0.03	$ 1.22	$ 2.64	$ 3.40
Dividends Per Common Share	$ 0.140	$ 0.135	$ 0.420	$ 0.405
Diluted Average Common Shares Outstanding	72,316	72,375	72,301	72,409
Basic Average Common Shares Outstanding	72,130	72,068	72,121	72,045
Alabama Gas Corporation
Operating Revenues
Natural gas distribution	61,809	59,616	327,183	415,497
Operating Expenses
Cost of gas	20,924	21,748	94,179	185,916
Operations and maintenance	37,235	33,001	107,470	106,535
Depreciation, depletion and amortization	10,572	9,980	31,551	29,606
Income taxes
Current	(9,242)	(9,414)	13,567	3,456
Deferred	3,264	3,664	9,431	16,626
Taxes, other than income taxes	5,821	5,568	23,718	27,899
Total operating expenses	68,574	64,547	279,916	370,038
Operating Income	(6,765)	(4,931)	47,267	45,459
Other Income (Expense)
Interest expense	(4,164)	(3,835)	(12,185)	(10,988)
Allowance for funds used during construction	187	260	452	652
Other income	787	326	1,925	941
Other expense	(84)	(913)	(254)	(720)
Total other expense	890	(327)	2,123	873
Interest Charges
Interest on long-term debt	3,423	3,025	10,270	9,106
Other interest expense	741	810	1,915	1,882
Net Income	$ (10,039)	$ (9,093)	$ 37,205	$ 35,344