Goodwill and Other Intangibles (Tables)

9 Months Ended

Sep. 30, 2013

Goodwill And Intangible Assets Disclosure [Abstract]

Goodwill

Goodwill consists of the following:

	(in thousands)
Balance at beginning of year	$	13,749
Additions for acquisitions		1,282
Balance at September 30, 2013	$	15,031

Components of Identifiable Intangible Assets

The components of our identifiable intangible assets were as follows:

	September 30, 2013						December 31, 2012
	Gross Carrying Value		Accumulated Amortization		Net Carrying Value		Gross Carrying Value		Accumulated Amortization		Net Carrying Value
	(in thousands)
Patents	$	5,653	$	1,768	$	3,885	$	5,108	$	1,339	$	3,769
Trademarks and technology licenses		1,417		900		517		1,157		821		336
Customer relationships		2,593		1,294		1,299		1,757		1,001		756
Other intangible assets		840		414		426		673		343		330
Total identifiable intangible assets	$	10,503	$	4,376	$	6,127	$	8,695	$	3,504	$	5,191

Amortization Expense Included in General and Administrative Expense

Amortization expense is included in general and administrative expense and is as follows:

	Three months ended September 30,				Nine months ended September 30,
	2013		2012		2013		2012
	(in thousands)
Amortization expense	$	323	$	199	$	857	$	677

Estimated Amortization Expense for Remainder of 2013 and Each of Five Succeeding Fiscal Years

Estimated amortization expense for the remainder of 2013 and each of the five succeeding fiscal years is as follows:

	2013		2014		2015		2016		2017		2018
	(in thousands)
Amortization expense	$	356	$	1,224	$	963	$	817	$	559	$	446