ACCRUED LIABILITIES - (Tables)

9 Months Ended

Sep. 30, 2013

Payables and Accruals [Abstract]

Summary of accrued liabilities

A summary of our accrued liabilities is as follows (in thousands):

	September 30, 2013		December 31, 2012
Accrued materials	$	13,675	$	5,745
Accrued insurance reserves	9,837		9,816
Accrued compensation and benefits	8,607		7,381
Accrued property, sales and other taxes	6,169		4,632
Accrued interest	3,163		547
Accrued rent	2,187		1,904
Other	5,146		6,405
Total accrued liabilities	$	48,784	$	36,430