Business Segment Information (Tables)

3 Months Ended

Dec. 31, 2013

Business Segment Information [Abstract]

Financial Segment Information By Segment

Quarter Ended December 31, 2013 (Thousands)
			Pipeline		Exploration						Total				Corporate and
			and		and		Energy				Reportable		All		Intersegment		Total
	Utility		Storage		Production		Marketing		Gathering		Segments		Other		Eliminations		Consolidated
Revenue from External
Customers	$	230,453	$	51,212	$	193,046	$	73,159	$	235	$	548,105	$	1,700	$	267	$	550,072
Intersegment Revenues	$	4,706	$	20,739	$	-	$	255	$	14,350	$	40,050	$	-	$	(40,050)	$	-
Segment Profit:
Net Income (Loss)	$	24,215	$	19,138	$	31,097	$	1,604	$	6,147	$	82,201	$	675	$	(624)	$	82,252
			Pipeline		Exploration						Total				Corporate and
			and		and		Energy				Reportable		All		Intersegment		Total
(Thousands)	Utility		Storage		Production		Marketing		Gathering		Segments		Other		Eliminations		Consolidated
Segment Assets:
At December 31, 2013	$	1,911,689	$	1,244,551	$	2,752,386	$	93,735	$	225,191	$	6,227,552	$	95,541	$	(58,109)	$	6,264,984
At September 30, 2013	$	1,870,587	$	1,246,027	$	2,746,233	$	67,267	$	203,323	$	6,133,437	$	95,793	$	(10,883)	$	6,218,347

Quarter Ended December 31, 2012 (Thousands)
			Pipeline		Exploration						Total				Corporate and
			and		and		Energy				Reportable		All		Intersegment		Total
	Utility		Storage		Production		Marketing		Gathering		Segments		Other		Eliminations		Consolidated
Revenue from External
Customers	$	208,563	$	43,459	$	155,450	$	44,166	$	202	$	451,840	$	813	$	201	$	452,854
Intersegment Revenues	$	4,311	$	22,797	$	-	$	426	$	5,480	$	33,014	$	-	$	(33,014)	$	-
Segment Profit:
Net Income (Loss)	$	22,878	$	16,933	$	26,680	$	495	$	1,942	$	68,928	$	(57)	$	(927)	$	67,944