Segment Information (Tables)

12 Months Ended

Dec. 31, 2012

Segment Reporting [Abstract]

Partnership Reportable Segement

			LIG		NTX		PNGL		ORV		Corporate		Totals
			(In thousands)
Year Ended December 31, 2012:
	Sales to external customers		$	561,389	$	269,302	$	717,123	$	108,037	$	-	$	1,655,851
	Sales to affiliates			225,542		96,177		145,569		-		(467,288)		-
	Purchased gas, NGLs and crude oil			(678,188)		(180,116)		(788,803)		(82,274)		467,288		(1,262,093)
	Operating expenses			(33,817)		(55,582)		(29,601)		(11,882)		-		(130,882)
	Segment profit		$	74,926	$	129,781	$	44,288	$	13,881	$	-	$	262,876
	Gain (loss) on derivatives		$	3,440	$	(4,405)	$	(41)	$	-	$	-	$	(1,006)
	Depreciation, amortization
		and impairments	$	(13,936)	$	(83,492)	$	(57,652)	$	(4,861)	$	(2,359)	$	(162,300)
	Capital expenditures		$	4,059	$	45,235	$	182,782	$	3,893	$	8,944	$	244,913
	Identifiable assets		$	279,755	$	1,057,504	$	632,962	$	316,927	$	139,327	$	2,426,475
Year Ended December 31, 2011:
	Sales to external customers		$	811,216	$	332,026	$	870,700	$	-	$	-	$	2,013,942
	Sales to affiliates			128,130		100,527		40,185		-		(268,842)		-
	Purchased gas, NGLs and crude oil			(809,471)		(262,708)		(835,440)		-		268,842		(1,638,777)
	Operating expenses			(35,434)		(48,807)		(27,537)		-		-		(111,778)
	Segment profit		$	94,441	$	121,038	$	47,908	$	-	$	-	$	263,387
	Gain (loss) on derivatives		$	(6,145)	$	(1,896)	$	265	$		$	-	$	(7,776)
	Depreciation, amortization and
		impairments	$	(13,676)	$	(76,535)	$	(31,271)	$	-	$	(3,876)	$	(125,358)
	Capital expenditures		$	2,820	$	73,069	$	25,618	$	-	$	2,629	$	104,136
	Identifiable assets		$	305,359	$	1,113,431	$	460,865	$	-	$	82,961	$	1,962,616
Year Ended December 31, 2010
	Sales to external customers		$	880,336	$	309,771	$	602,569	$	-	$	-	$	1,792,676
	Sales to affiliates			82,688		89,752		-		-		(172,440)		-
	Purchased gas, NGLs and crude oil			(845,627)		(240,085)		(541,104)		-		172,440		(1,454,376)
	Operating expenses			(33,188)		(46,384)		(25,488)		-		-		(105,060)
	Segment profit		$	84,209	$	113,054	$	35,977	$	-	$	-	$	233,240
	Loss on derivatives		$	(3,664)	$	(5,352)	$	(84)	$		$	-	$	(9,100)
	Depreciation, amortization
		and impairments	$	(12,382)	$	(64,458)	$	(31,661)	$	-	$	(4,435)	$	(112,936)
	Capital expenditures		$	9,930	$	31,678	$	5,871	$	-	$	1,907	$	49,386
	Identifiable assets		$	331,261	$	1,107,279	$	493,143	$	-	$	59,420	$	1,991,103

Segment Table reconciliation to Condensed Consolidated Financial Statement

	The following table reconciles the segment profits reported above to the operating income as reported in the consolidated
statements of operations (in thousands):
		Years ended December 31,
		2012		2011		2010
	Segment profits	$	262,876	$	263,387	$	233,240
	General and administrative expenses		(65,083)		(55,516)		(51,172)
	Loss on derivatives		(1,006)		(7,776)		(9,100)
	Gain (loss) on sale of property		342		(264)		13,881
	Depreciation, amortization and impairments		(162,300)		(125,358)		(112,936)
	Operating income	$	34,829	$	74,473	$	73,913