Segment Disclosures (Tables)

3 Months Ended

Mar. 31, 2012

Segment Disclosures [Abstract]

Schedule Of Business Segment Reporting Information

					Three Months Ended March 31, 2011
						(in thousands)
		Petroleum				Ammonia
		Pipeline			Petroleum		Pipeline	Intersegment
		System			Terminals		System	Eliminations				Total
Transportation and terminals revenues	$	144,062		$	55,221	$	7,032	$	(907	)	$	205,408
Product sales revenues		226,988			10,418		—		(110	)		237,296
Affiliate management fee revenue		193			—		—		—			193
Total revenues		371,243			65,639		7,032		(1,017	)		442,897
Operating expenses		37,710			21,996		3,331		(676	)		62,361
Product purchases		208,473			3,774		—		(1,017	)		211,230
Equity earnings		(1,367	)		—		—		—			(1,367	)
Operating margin		126,427			39,869		3,701		676			170,673
Depreciation and amortization expense		18,552			9,771		364		676			29,363
G&A expenses		18,455			5,471		664		—			24,590
Operating profit	$	89,420		$	24,627	$	2,673	$	—		$	116,720

					Three Months Ended March 31, 2012
						(in thousands)
		Petroleum				Ammonia
		Pipeline			Petroleum		Pipeline	Intersegment
		System			Terminals		System	Eliminations				Total
Transportation and terminals revenues	$	148,730		$	63,180	$	6,349	$	(705	)	$	217,554
Product sales revenues		266,257			9,765		—		(292	)		275,730
Affiliate management fee revenue		199			—		—		—			199
Total revenues		415,186			72,945		6,349		(997	)		493,483
Operating expenses		46,554			20,182		2,450		(734	)		68,452
Product purchases		244,881			4,728		—		(997	)		248,612
Equity earnings		(1,669	)		21		—		—			(1,648	)
Operating margin		125,420			48,014		3,899		734			178,067
Depreciation and amortization expense		19,663			10,729		384		734			31,510
G&A expenses		17,455			5,666		623		—			23,744
Operating profit	$	88,302		$	31,619	$	2,892	$	—		$	122,813