Investments in Unconsolidated Affiliates (Tables)

9 Months Ended

Sep. 30, 2013

Equity Method Investments And Joint Ventures [Abstract]

Combined Financial Information of Unconsolidated Affiliated Companies

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

	As of September 30,
	2013
Assets:
Current assets	$	47,866
Noncurrent assets		147,574
Total assets	$	195,440
Liabilities:
Current liabilities	$	44,234
Noncurrent liabilities		73,994
Total liabilities	$	118,228

	Three Months Ended
	September 30, 2013		September 30, 2012
Results of operations:
Revenue	$	52,526	$	50,927
Net income	$	3,796	$	9,591

	Nine Months Ended
	September 30, 2013			September 30, 2012
Results of operations:
Revenue	$	111,260		$	105,575
Net loss	$	(6,702	)	$	(4,036	)

Summary of Activity in Income from Unconsolidated Affiliates

A summary of activity in income from unconsolidated affiliates for the nine months ended September 30, 2013 and 2012 is as follows:

	September 30,
Income from unconsolidated affiliates	2013			2012
Loss from unconsolidated affiliates	$	(823	)	$	(244	)
Elimination of intercompany revenue		1,305			1,202
Income from unconsolidated affiliates	$	482		$	958