Segment Reporting (Tables)

9 Months Ended

Sep. 30, 2011

Segment Reporting [Abstract]

Operating Income (Loss)

(Dollars in thousands)	Three Months Ended September 30,						Nine Months Ended September 30,
	2011			2010			2011			2010
Revenues before Inter-segment Eliminations
Freight	$	843,300		$	797,078		$	2,450,870		$	2,339,046
Logistics		417,142			370,049			1,181,129			1,111,007
Truckload		158,705			140,655			459,371			426,725
Other		12,160			10,416			36,454			36,274
Inter-segment Revenue Eliminations		(54,228	)		(48,015	)		(156,569	)		(174,695	)
	$	1,377,079		$	1,270,183		$	3,971,255		$	3,738,357
Inter-segment Revenue Eliminations
Freight	$	13,205		$	12,741		$	36,931		$	38,123
Logistics		9,411			5,447			24,216			13,977
Truckload		20,921			20,854			63,291			90,640
Other		10,691			8,973			32,131			31,955
	$	54,228		$	48,015		$	156,569		$	174,695
Revenues from External Customers
Freight	$	830,095		$	784,337		$	2,413,939		$	2,300,923
Logistics		407,731			364,602			1,156,913			1,097,030
Truckload		137,784			119,801			396,080			336,085
Other		1,469			1,443			4,323			4,319
	$	1,377,079		$	1,270,183		$	3,971,255		$	3,738,357
Operating Income (Loss)
Freight	$	40,721		$	13,062		$	100,220		$	27,135
Logistics		12,679			(6,282	)		33,420			19,582
Truckload		7,867			5,475			25,273			13,582
Other		(142	)		246			(927	)		2,034
	$	61,125		$	12,501		$	157,986		$	62,333