Consolidated Condensed Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Operating Revenues
Oil and gas operations	$ 399,468	$ 244,090	$ 623,425	$ 460,882
Natural gas distribution	70,887	86,309	265,374	355,881
Total operating revenues	470,355	330,399	888,799	816,763
Operating Expenses
Cost of gas	13,669	32,419	73,255	164,168
Operations and maintenance	112,713	103,232	223,274	207,014
Depreciation, depletion and amortization	101,991	65,629	196,525	126,757
Income taxes
Deferred			55,060	75,409
Asset impairment	0	0	21,545	0
Taxes, other than income taxes	19,523	21,095	45,758	49,270
Accretion expense	1,861	1,689	3,674	3,338
Total operating expenses	249,757	224,064	564,031	550,547
Operating Income	220,598	106,335	324,768	266,216
Other Income (Expense)
Interest expense	(15,835)	(9,463)	(31,260)	(18,867)
Other income	659	779	2,217	2,009
Other expense	(582)	(113)	(221)	(276)
Total other expense	(15,758)	(8,797)	(29,264)	(17,134)
Interest Charges
Income Before Income Taxes	204,840	97,538	295,504	249,082
Income tax expense	73,553	34,213	106,811	91,489
Net Income	131,287	63,325	188,693	157,593
Diluted Earnings Per Average Common Share	$ 1.82	$ 0.87	$ 2.61	$ 2.18
Basic Earnings Per Average Common Share	$ 1.82	$ 0.88	$ 2.62	$ 2.19
Dividends Per Common Share	$ 0.140	$ 0.135	$ 0.280	$ 0.270
Diluted Average Common Shares Outstanding	72,330	72,420	72,336	72,364
Basic Average Common Shares Outstanding	72,117	72,065	72,110	72,033
Alabama Gas Corporation
Operating Revenues
Natural gas distribution	70,887	86,309	265,374	355,881
Operating Expenses
Cost of gas	13,669	32,419	73,255	164,168
Operations and maintenance	36,169	36,212	70,235	73,534
Depreciation, depletion and amortization	10,533	9,846	20,979	19,626
Income taxes
Current	(2,631)	(8,701)	22,809	12,870
Deferred	2,969	6,562	6,167	12,962
Taxes, other than income taxes	6,068	6,669	17,897	22,331
Total operating expenses	66,777	83,007	211,342	305,491
Operating Income	4,110	3,302	54,032	50,390
Other Income (Expense)
Interest expense	(3,959)	(3,536)	(8,021)	(7,153)
Allowance for funds used during construction	131	234	265	392
Other income	340	374	1,138	993
Other expense	(296)	(112)	(170)	(185)
Total other expense	175	496	1,233	1,200
Interest Charges
Interest on long-term debt	3,423	3,039	6,848	6,081
Other interest expense	536	497	1,173	1,072
Net Income	$ 326	$ 262	$ 47,244	$ 44,437