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Accrued Liabilities

3 Months Ended

Mar. 31, 2014

Accrued Liabilities [Abstract]

Accrued Liabilities

Accrued Liabilities

The components of accrued liabilities are as follows (in thousands):

	March 31, 2014				December 31, 2013
Compensation and benefits	$	86,400			$	130,455
Medical insurance and workers’ compensation	25,034				26,399
Franchise, property, sales and use taxes	19,792				20,232
Legal contingencies	18,700				1,000
Customer volume discounts and rebates	9,295				11,436
Severance	7,281				8,172
Environmental liabilities and asset retirement obligations	5,938				7,812
Other	8,429				8,552
Total	$	180,869			$	214,058

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