Consolidated Statements of Operations (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Revenues	$ 270,564	$ 186,832	$ 527,155	$ 338,032
Cost of revenues	234,330	161,951	457,534	287,912
Gross profit (exclusive of depreciation and amortization included in selling, general and administrative expense shown below)	36,234	24,881	69,621	50,120
Selling, general and administrative expenses	28,392	25,550	60,462	50,404
Restructuring expense	2,726		2,726
Other operating income	(1,569)		(1,569)
Operating income (loss)	6,685	(669)	8,002	(284)
Other income	(15)		(46)
Interest expense	11,467	9,233	23,154	17,144
Loss before income taxes	(4,767)	(9,902)	(15,106)	(17,428)
Income tax expense (benefit)	116	(3,665)	65	(6,389)
Net loss	$ (4,883)	$ (6,237)	$ (15,171)	$ (11,039)