Segment Information (Tables)

12 Months Ended

Dec. 31, 2012

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

Net sales by segment and for OPS, as well as reconciling items, to equal to consolidated net sales for the years ended December 31, 2012, 2011, and 2010 were as follows:

Consolidated Net Sales	For the Years Ended December 31,
In thousands	2012		2011			2010
Performance Materials Segment:
Industrial Filtration	$	68,379	$	72,888		$	71,480
Industrial Thermal Insulation		38,449		47,299			38,951
Life Sciences Filtration		11,207		13,872			12,704
Performance Materials Segment net sales		118,035		134,059			123,135
Thermal/Acoustical Metals Segment:
Metal parts		136,276		142,646			110,085
Tooling		17,645		13,290			18,196
Thermal/Acoustical Metals Segment net sales		153,921		155,936			128,281
Thermal/Acoustical Fibers Segment:
Fiber parts		93,519		79,631			49,326
Tooling		917		2,116			2,441
Thermal/Acoustical Fibers Segment net sales		94,436		81,747			51,767
Other Products and Services:
Life Sciences Vital Fluids		16,853		14,670			15,562
Other Products and Services net sales		16,853		14,670			15,562
Eliminations and Other		(4,321)		(2,824	)		(2,632	)
Consolidated Net Sales	$	378,924	$	383,588		$	316,113

Operating income from continuing operations by segment and for OPS and Corporate Office Expenses for the years ended December 31, 2012, 2011, and 2010 were as follows:

Operating Income from Continuing Operations	For the Years Ended December 31,
In thousands	2012		2011			2010
Performance Materials Segment	$	10,400	$	18,194		$	17,247
Thermal/Acoustical Metals Segment		14,708		15,915			11,853
Thermal/Acoustical Fibers Segment		12,851		(3,055	)		(11,407	)
Other Products and Services:
Life Sciences Vital Fluids		1,190		(1,040	)		(131	)
Corporate Office Expenses		(17,771)		(13,826	)		(14,047	)
Consolidated Operating Income from Continuing Operations	$	21,378	$	16,188		$	3,515

Total Assets By Segment

Total assets by segment and for OPS and the Corporate Office were as follows at December 31, 2012, 2011 and 2010:

Total Assets	December 31,
In thousands	2012		2011		2010
Performance Materials Segment	$	74,119	$	71,379	$	74,895
Thermal/Acoustical Metals Segment		96,019		93,921		95,571
Thermal/Acoustical Fibers Segment		26,830		28,844		27,001
Other Products and Services		11,195		11,064		20,690
Corporate Office		43,753		29,977		12,581
Total Assets	$	251,916	$	235,185	$	230,738

Total capital expenditures and depreciation and amortization by segment and for OPS and the Corporate Office for the years ended December 31, 2012, 2011 and 2010 were as follows:

	Capital Expenditures						Depreciation and Amortization
In thousands	2012		2011		2010		2012		2011		2010
Performance Materials Segment	$	5,231	$	3,801	$	3,825	$	5,290	$	5,718	$	5,340
Thermal/Acoustical Metals Segment		4,063		2,413		2,859		5,019		5,210		5,416
Thermal/Acoustical Fibers Segment		1,033		1,148		4,129		2,324		2,536		2,292
Other Products and Services		128		270		724		596		726		868
Corporate Office		949		1,252		464		343		288		491
Total	$	11,404	$	8,884	$	12,001	$	13,572	$	14,478	$	14,407

Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country

Net sales by geographic area for the years ended December 31, 2012, 2011 and 2010 and long-lived asset information by geographic area as of December 31, 2012, 2011, and 2010 were as follows:

	Net Sales						Long-Lived Assets
In thousands	2012		2011		2010		2012		2011		2010
United States	$	251,695	$	239,101	$	196,628	$	45,979	$	48,803	$	54,945
France		52,517		58,974		51,079		17,463		17,621		18,757
Germany		71,896		81,424		65,019		13,542		14,065		16,158
Other		2,816		4,089		3,387		1,024		1,280		1,903
Total	$	378,924	$	383,588	$	316,113	$	78,008	$	81,769	$	91,763