Equity Investment (Tables)

6 Months Ended

Jun. 30, 2012

Equity Investment [Abstract]

Summarized financial information of CEP

	Three Months Ended June 30, 2012			Six Months Ended June 30, 2012
Revenues	$	11,812		$	35,372
Gross profit (loss) (1)		(3,569	)		3,838
Net income (loss) from continuing operations		(5,010	)		875
Net income (loss)		(5,010	)		875

(1) Equals revenues less operating expenses