Segments

12 Months Ended

Dec. 31, 2011

Segments [Abstract]

Segments

15. Segments

The Company reports information about its operating segments in accordance with the authoritative guidance related to segments. The Company's reportable segments represent components of the business for which separate financial information is evaluated regularly by the chief operating decision maker in determining how to allocate resources and in assessing performance. The Company operates in two reportable segments, North America and International. The Company has identified these segments due to commonality of the products in each of their business lines having similar economic characteristics, services, customers and processes. There were no significant inter-segment sales.

The Company's segment results are as follows as of and for the years ended December 31 (in thousands):

	2011		2010		2009
Revenues, net:
North America	$	348,784	$	287,794	$	227,373
International		170,807		146,047		126,700
	$	519,591	$	433,841	$	354,073
Operating income:
North America	$	153,687	$	106,745	$	91,715
International		72,647		63,748		54,330
	$	226,334	$	170,493	$	146,045
Depreciation and amortization:
North America	$	19,845	$	20,220	$	15,990
International		16,326		13,525		12,378
	$	36,171	$	33,745	$	28,368
Capital expenditures:
North America	$	6,840	$	6,891	$	5,097
International		6,614		4,303		4,580
	$	13,454	$	11,194	$	9,677
			2011		2010
Long-lived assets (excluding goodwill):
North America			$	113,030	$	113,192
International				264,988		150,277
			$	378,018	$	263,469

For the years ended December 31, 2011, 2010 and 2009, the revenues of our businesses in the United Kingdom and Czech Republic each represent greater than 10% of our consolidated revenues. At December 31, 2011 and 2010, the long-lived assets (excluding goodwill) of our businesses in the United Kingdom and Czech Republic each represent greater than 10% of our consolidated long-lived assets (excluding goodwill).

For the years ended December 31, 2011, 2010 and 2009, two customers represented 29.5%, 30.8% and 25.1%, respectively, of the Company's Revenues, net in North America. For the years ended December 31, 2011 and 2010, one partner, Chevron, accounted for approximately 11% of our consolidated revenues, net.