Investment in Unconsolidated Affiliates (Tables)

12 Months Ended

Dec. 31, 2013

Equity Method Investments And Joint Ventures [Abstract]

Combined Financial Information of Unconsolidated Affiliated Companies

Combined financial information of the unconsolidated affiliates companies accounted for by the equity method is as follows:

	December 31,
	2013		2012
Assets:
Current assets	$	58,852	$	57,492
Noncurrent assets		142,986		161,280
Total assets	$	201,838	$	218,772
Liabilties:
Current liabilities	$	46,105	$	44,366
Noncurrent liabilities		74,695		86,658
Total liabilities	$	120,800	$	131,024

	Year Ended
	2013			2012			2011
Results of operations:
Revenue	$	162,432		$	146,972		$	168,893
Net loss	$	(2,900	)	$	(5,693	)	$	(1,102	)

Summary of Activity in Income from Unconsolidated Affiliates

A summary of activity in income from unconsolidated affiliates is as follows:

	Year Ended December 31,
Income from unconsolidated affiliates	2013			2012			2011
(Loss) income from unconsolidated affiliates	$	(161	)	$	(430	)	$	112
Elimination of intercompany revenue		1,804			1,634			1,685
Income from unconsolidated affiliates	$	1,643		$	1,204		$	1,797