Segment Information (Tables)

3 Months Ended

Mar. 31, 2016

Segment Reporting [Abstract]

Consolidated Net Sales by Segment

The tables below present net sales and operating income by segment for the quarters ended March 31, 2016 and 2015, and also a reconciliation of total segment net sales and operating income to total consolidated net sales and operating income.

Consolidated net sales by segment:

	Quarter Ended   March 31,
In thousands	2016			2015
Performance Materials Segment:
Filtration	$	17,159		$	15,067
Thermal Insulation	6,275			7,485
Life Sciences Filtration	2,949			2,506
Performance Materials Segment net sales	26,383			25,058
Industrial Filtration Segment:
Industrial Filtration (1)	31,207			34,200
Industrial Filtration net sales	31,207			34,200
Thermal/Acoustical Metals Segment:
Metal parts	36,783			35,022
Tooling	5,214			3,093
Thermal/Acoustical Metals Segment net sales	41,997			38,115
Thermal/Acoustical Fibers Segment:
Fiber parts	35,677			30,411
Tooling	184			706
Thermal/Acoustical Fibers Segment net sales	35,861			31,117
Other Products and Services:
Life Sciences Vital Fluids (2)	—			1,671
Other Products and Services net sales	—			1,671
Eliminations and Other (1)	(5,748		)	(2,855		)
Consolidated Net Sales	$	129,700		$	127,306

Operating Income by Segment

	Quarter Ended   March 31,
In thousands	2016			2015
Performance Materials	$	2,138		$	1,306
Industrial Filtration	3,926			3,154
Thermal/Acoustical Metals	3,557			3,581
Thermal/Acoustical Fibers	10,324			7,093
Other Products and Services (2)	—			118
Corporate Office Expenses	(6,266		)	(5,174		)
Consolidated Operating Income	$	13,679		$	10,078

(1) Included in the Industrial Filtration segment and Eliminations and Other is $4.5 million and $2.0 million in intercompany sales to the T/A Fibers segment for the quarters ended March 31, 2016 and 2015, respectively.

(2) Other Products and Services reports results for the period preceding the date of disposition of January 30, 2015.