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Quarterly Financial Information (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2012

Quarterly Financial Information [Abstract]

Summary of quarterly financial information

(in thousands, except per share amounts and market price per share)


		First Quarter				Second Quarter				Third Quarter				Fourth Quarter
Year ended December 31, 2012
Revenues		$	82,422			$	95,500			$	111,069			$	113,662
Cost of revenues			75,865				79,159				89,505				91,410
Net (loss) income			(2,213	)			3,743				5,812				5,789
Basic (loss) earnings per share			(.22	)			.54				.83				.83
Diluted (loss) earnings per share			(.22	)			.53				.81				.80
Common stock market prices:
High		$	21.10			$	21.45			$	28.96			$	39.49
Low			15.68				18.88				19.99				26.19
Year ended December 31, 2011
Revenues		$	68,769			$	76,013			$	85,384			$	84,708
Cost of revenues			63,171				62,732				69,231				86,288
Net (loss) income			5,546				3,449				5,414				(96	)
Basic (loss) earnings per share			.54				.34				.54				(.01	)
Diluted (loss) earnings per share			.54				.34				.54				(.01	)
Common stock market prices:
High		$	16.22			$	16.83			$	15.77			$	20.00
Low			13.50				13.76				12.25				13.49