Goodwill And Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2014

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule Of Changes In Gross Carrying Amounts Of Goodwill

(Dollars in thousands)	Logistics			Truckload			Corporate and Eliminations		Total
Balances at December 31, 2012
Goodwill	$	55,888		$	464,598		$	727	$	521,213
Accumulated impairment losses	(48,236		)	(134,813		)	—		(183,049		)
	7,652			329,785			727		338,164
Change in foreign currency exchange rates	(193		)	—			—		(193		)
Balances at December 31, 2013
Goodwill	55,695			464,598			727		521,020
Accumulated impairment losses	(48,236		)	(134,813		)	—		(183,049		)
	7,459			329,785			727		337,971
Change in foreign currency exchange rates	(392		)	—			—		(392		)
Balances at December 31, 2014
Goodwill	55,303			464,598			727		520,628
Accumulated impairment losses	(48,236		)	(134,813		)	—		(183,049		)
	$	7,067		$	329,785		$	727	$	337,579

Schedule Of Intangible Assets

	December 31, 2014				December 31, 2013
(Dollars in thousands)	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Customer relationships	$	23,088	$	16,804	$	23,088	$	14,448

Schedule Of Estimated Amortization Expense

(Dollars in thousands)
2015	$	2,356
2016	2,356
2017	1,572