Accrued Liabilities

12 Months Ended

Dec. 31, 2011

Accrued Liabilities, Current [Abstract]

Accrued Liabilities

Accrued Liabilities

Accrued liabilities at December 31, 2011 and 2010 consisted of the following:

	2011		2010
Accrued salaries, wages and benefits	$	2,913	$	5,440
Accrual for self-insurance liabilities	3,401		4,709
Other accrued expenses	3,025		2,314
	$	9,339	$	12,463