Goodwill And Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets

Intangible assets consist of the following:

		March 31, 2015						December 31, 2014
	Amortizable Life (years)	Gross Value		Accumulated Amortization		Net Value		Gross Value		Accumulated Amortization		Net Value
		(in thousands)
Finite-lived intangible assets:
Customer relationships	5 to 10	$	5,378	$	3,892	$	1,486	$	5,378	$	3,858	$	1,520
Patents (1)	5 to 20		1,508		1,227		281		1,501		1,223		278
Developed technology	5 to 6		1,980		1,728		252		1,980		1,719		261
Trademarks	2		60		18		42		60		13		47
Non-compete agreements	5		11		1		10		11		1		10
Total amortized finite-lived intangible assets			8,937		6,866		2,071		8,930		6,814		2,116
Indefinite-lived intangible assets:
Trademarks			1,672		—		1,672		1,672		—		1,672
Other intangible assets, net		$	10,609	$	6,866	$	3,743	$	10,602	$	6,814	$	3,788

(1) During 2015, MTE Corporation (“MTE”) capitalized $7,000 of legal fees related to a new patent application. The estimated useful life of the asset is 20 years.

Estimated Future Amortization Expense for Intangible Assets Subject to Amortization

Estimated future amortization expense for intangible assets subject to amortization in each of the next five fiscal years is as follows:

	Amortization Expense (in thousands)
2015	$	282
2016	$	266
2017	$	223
2018	$	218
2019	$	217

Components of Goodwill

The following table reflects the components of goodwill as of March 31, 2015, and December 31, 2014:

	March 31, 2015						December 31, 2014
	Gross Amount		Accumulated Impairment Losses		Goodwill, Net		Gross Amount		Accumulated Impairment Losses		Goodwill, Net
	(in thousands)
SL Power Electronics Corp.	$	4,228	$	—	$	4,228	$	4,230	$	—	$	4,230
High Power Group:
MTE Corporation		8,189		—		8,189		8,189		—		8,189
TEAL Electronics Corp.		5,055		5,055		—		5,055		5,055		—
SL-MTI		653		—		653		653		—		653
Goodwill	$	18,125	$	5,055	$	13,070	$	18,127	$	5,055	$	13,072