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ACCRUED EXPENSES (Tables)

12 Months Ended

Dec. 31, 2013

Accrued Liabilities, Current [Abstract]

Schedule of accrued expenses

	December 31
	2013				2012
	(in thousands)
Accrued compensation	$	22,734			$	15,841
Accrued vacation pay	36,246				40,473
Taxes other than income	7,418				7,366
Workers’ compensation, third‑party casualty, and loss and damage claims reserves	92,166				86,969
Other	15,058				8,019
	$	173,622			$	158,668

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Tabular disclosure of the components of accrued liabilities.

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