Consolidated Condensed Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Operating Activities
Net Income (Loss)	$ 120,461	$ 190,739
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	365,355	276,465
Depreciation, depletion and amortization	392,854	300,863
Asset impairment	24,612	21,545
Accretion expense	6,131	5,581
Deferred income taxes	51,682	80,724
Bad debt expense	1,203	370
Exploratory expense	8,759	11,420
Change in derivative fair value	53,581	(34,469)
Gain on sale of assets	(10,980)	(420)
Stock based compensation expense	11,759	6,820
Other, net	25,455	10,779
Net change in:
Accounts receivable	50,767	57,334
Inventories	1,169	62
Accounts payable	(74,183)	(12,562)
Amounts due customers, including gas supply pass-through	36,891	(52,466)
Income tax receivable	(989)	1,817
Pension and other postretirement benefit contributions	(11,332)	(5,056)
Other current assets and liabilities	40,176	20,038
Net cash provided by operating activities	728,016	603,119
Investing Activities
Additions to property, plant and equipment	(961,798)	(898,202)
Acquisitions, net of cash acquired	(21,400)	(104,200)
Proceeds from sale of assets	16,220	2,420
Other, net	(1,210)	(746)
Net cash used in investing activities	(968,188)	(1,000,728)
Financing Activities
Payment of dividends on common stock	(31,454)	(30,292)
Issuance of common stock	13,680	1,164
Payment of long-term debt	(55)	(1,143)
Net change in short-term debt	258,000	465,000
Tax benefit on stock compensation	2,710	514
Other	0	(38)
Net cash provided by financing activities	242,881	435,205
Net change in cash and cash equivalents	2,709	37,596
Cash and cash equivalents at beginning of period	9,704	9,541
Cash and Cash Equivalents at End of Period	12,413	47,137
Alabama Gas Corporation
Operating Activities
Net Income (Loss)	37,557	37,205
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	32,665	31,551
Deferred income taxes	6,448	9,431
Bad debt expense	1,120	364
Gain on sale of assets	10,889	0
Other, net	1,524	4,681
Net change in:
Accounts receivable	19,801	29,539
Inventories	(6,667)	5,975
Accounts payable	(16,181)	(17,222)
Amounts due customers, including gas supply pass-through	36,891	(52,466)
Income tax receivable	1,161	6,002
Pension and other postretirement benefit contributions	(5,848)	(2,044)
Other current assets and liabilities	(112)	(9,795)
Net cash provided by operating activities	119,248	43,221
Investing Activities
Additions to property, plant and equipment	(67,085)	(49,746)
Proceeds from sale of assets	13,838	0
Other, net	(1,642)	2,490
Net cash used in investing activities	(54,889)	(47,256)
Financing Activities
Payment of dividends on common stock	(33,322)	(28,182)
Payment of long-term debt	(55)	(143)
Net increases in advances from affiliates	0	24,867
Net change in short-term debt	(28,000)	10,000
Other	0	(38)
Net cash provided by financing activities	(61,377)	6,504
Net change in cash and cash equivalents	2,982	2,469
Cash and cash equivalents at beginning of period	5,559	7,817
Cash and Cash Equivalents at End of Period	$ 8,541	$ 10,286