Segment Reporting (Tables)

12 Months Ended

Dec. 31, 2011

Segment Reporting [Abstract]

Net sales by operating segment

The following table presents the Net Sales by operating segment for the years ended December 31:

	2011		2010		2009
Net Sales:
Americas	$	481,426	$	424,462	$	366,034
Europe, Middle East, Africa		188,338		172,619		177,829
Asia Pacific		84,234		70,586		52,012
Total	$	753,998	$	667,667	$	595,875

Long lived assets by operating segments

The following table presents long lived assets by operating segment as of December 31:

	2011		2010		2009
Long-lived assets:
Americas	$	98,855	$	98,258	$	106,080
Europe, Middle East, Africa		29,390		34,497		41,016
Asia Pacific		5,183		4,312		4,706
Total	$	133,428	$	137,067	$	151,802

Net sales by groups of similar products and services

The following table presents revenues for groups of similar products and services for the years ended December 31:

	2011		2010		2009
Net Sales:
Equipment	$	452,398	$	389,137	$	329,871
Parts and consumables		177,999		160,994		151,932
Service and other		100,650		96,828		95,046
Specialty surface coatings		22,951		20,708		19,026
Total	$	753,998	$	667,667	$	595,875