Goodwill and Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Intangible Assets

Definite Lived Intangible Assets

(Dollars in thousands)	June 30, 2015						December 31, 2014
	Gross Carrying Amount (1)		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount (1)		Accumulated Amortization		Net Carrying Amount
Trademarks and patents	$	2,580	$	532	$	2,048	$	1,046	$	364	$	682
Technology	47,540		17,455		30,085		33,942		15,958		17,984
Covenant-not-to-compete	994		899		95		1,016		823		193
Customer relationships	50,556		6,598		43,958		19,123		4,406		14,717
Total definite lived intangible assets	$	101,670	$	25,484	$	76,186	$	55,127	$	21,551	$	33,576

(1) Gross carrying amounts and accumulated amortization may differ from prior periods due to foreign exchange rate fluctuations.

Weighted Average Amortization Period, by Intangible Asset Class

The weighted average amortization period as of June 30, 2015, by intangible asset class, is presented in the table below:

Intangible Asset Class	Weighted Average Amortization Period
Trademarks and patents	4.3
Technology	4.8
Covenant not-to-compete	1.0
Customer relationships	6.2
Total other intangible assets	5.6

Changes in the Carrying Amount of Goodwill, by Segment

The changes in the carrying amount of goodwill for the period ending June 30, 2015, by segment, were as follows:

(Dollars in thousands)	Advanced Connectivity Solutions		Elastomeric Material Solutions			Power Electronics Solutions			Other		Total
December 31, 2014	$	—	$	23,565		$	72,438		$	2,224	$	98,227
Foreign currency translation adjustment	—		(359		)	(5,588		)	—		(5,947		)
Arlon acquisition	52,444		33,893			—			—		86,337
June 30, 2015	$	52,444	$	57,099		$	66,850		$	2,224	$	178,617