Business Segment Information (Tables)

3 Months Ended

Mar. 31, 2014

Segment Reporting Information [Line Items]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

Segment information for the periods presented below was as follows:

	Pipeline Transportation		Refinery Services			Supply & Logistics			Total
Three Months Ended March 31, 2014
Segment Margin (a)	$	28,092	$	20,872		$	28,387		$	77,351
Capital expenditures (b)	$	34,280	$	302		$	68,196		$	102,778
Revenues:
External customers	$	16,450	$	57,107		$	946,162		$	1,019,719
Intersegment (c)	4,470		(2,914		)	(1,556		)	—
Total revenues of reportable segments	$	20,920	$	54,193		$	944,606		$	1,019,719
Three Months Ended March 31, 2013
Segment Margin (a)	$	25,196	$	17,965		$	28,904		$	72,065
Capital expenditures (b)	$	83,852	$	352		$	17,611		$	101,815
Revenues:
External customers	$	17,305	$	52,179		$	945,324		$	1,014,808
Intersegment (c)	3,474		(2,695		)	(779		)	—
Total revenues of reportable segments	$	20,779	$	49,484		$	944,545		$	1,014,808

Total assets by reportable segment were as follows:

	March 31, 2014		December 31, 2013
Pipeline transportation	$	1,098,205	$	1,075,235
Refinery services	409,931		417,121
Supply and logistics	1,290,226		1,312,461
Other assets	59,191		57,385
Total consolidated assets	$	2,857,553	$	2,862,202

Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block]

(a) A reconciliation of Segment Margin to income from continuing operations before income taxes for the periods presented is as follows:

	Three Months Ended March 31,
	2014			2013
Segment Margin	$	77,351		$	72,065
Corporate general and administrative expenses	(11,061		)	(10,837		)
Depreciation and amortization	(19,280		)	(15,049		)
Interest expense	(12,804		)	(11,441		)
Distributable cash from equity investees in excess of equity in earnings	(5,777		)	(6,564		)
Non-cash items not included in segment margin	3,325			(4,295		)
Cash payments from direct financing leases in excess of earnings	(1,338		)	(1,232		)
Discontinued operations	—			(147		)
Incomefrom continuing operations before income taxes	$	30,416		$	22,500