Quarterly Financial Information (Table)

12 Months Ended

Sep. 30, 2012

Schedule of Quarterly Financial Information Table [Abstract]

Schedule of Quarterly Financial Information

					Quarter Ended
					December 31		March 31		June 30		September 30
					(In thousands, except per share data)
Fiscal year 2012:
	Operating revenues
		Natural gas distribution		$	676,113(1)	$	871,067(2)	$	315,634(3)	$	282,516
		Regulated transmission and storage			56,759		58,037		67,073		65,482
		Nonregulated			444,176		370,763		256,250		280,114
		Intersegment eliminations			(93,054)		(74,358)		(62,543)		(75,546)
					1,083,994		1,225,509		576,414		552,566
	Gross profit				355,392(1)		425,787(2)		293,171(3)		249,389
	Operating income				139,471(1)		202,432(2)		81,546(3)		22,791
	Income (loss) from continuing
		operations			62,384		102,084		28,014		(286)
	Income from discontinued
		operations			6,123		7,027		3,118		1,904
	Gain on sale of discontinued
		operations			-		-		-		6,349
	Net income				68,507		109,111		31,132		7,967
	Basic earnings per share
		Income (loss) per share from
			continuing operations	$	0.68	$	1.12	$	0.31	$	0.00
		Income per share from
			discontinued operations	$	0.07	$	0.08	$	0.03	$	0.09
		Net income per share - basic		$	0.75	$	1.20	$	0.34	$	0.09
	Diluted earnings per share
		Income (loss) per share from
			continuing operations	$	0.68	$	1.12	$	0.31	$	0.00
		Income per share from
			discontinued operations	$	0.07	$	0.08	$	0.03	$	0.09
		Net income per share - diluted		$	0.75	$	1.20	$	0.34	$	0.09
Fiscal year 2011:
	Operating revenues
		Natural gas distribution		$	687,426(4)	$	1,052,291(5)	$	396,584(6)	$	334,363(7)
		Regulated transmission and storage			49,007		54,976		53,570		61,820
		Nonregulated			475,640		583,531		491,285		474,437
		Intersegment eliminations			(94,847)		(134,424)		(108,271)		(90,953)
					1,117,226		1,556,374		833,168		779,667
	Gross profit				357,582(4)		444,466(5)		261,612(6)		237,160(7)
	Operating income				150,773(4)		204,624(5)		31,394(6)		39,195(7)
	Income (loss) from continuing
		operations			68,208		124,293		(3,150)		237
	Income from discontinued
		operations			5,789		7,916		2,584		1,724
	Net income (loss)				73,997		132,209		(566)		1,961
	Basic earnings per share
		Income (loss) per share from
			continuing operations	$	0.75	$	1.36	$	(0.04)	$	0.00
		Income per share from
			discontinued operations	$	0.06		0.09	$	0.03	$	0.02
		Net income (loss) per share - basic		$	0.81	$	1.45	$	(0.01)	$	0.02
	Diluted earnings per share
		Income (loss) per share from
			continuing operations	$	0.75	$	1.36	$	(0.04)	$	0.00
		Income per share from
			discontinued operations	$	0.06	$	0.09	$	0.03	$	0.02
		Net income (loss) per share - diluted		$	0.81	$	1.45	$	(0.01)	$	0.02