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Note 5 - Goodwill, Intangible Assets and Long Term Assets (Tables)

9 Months Ended

Sep. 29, 2013

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill [Table Text Block]

		Battery & Energy Products				Communications Systems				Discontinued Operations				Total
Balance at December 31, 2011		$	4,838			$	11,493			$	2,025			$	18,356
Sale of RedBlack Communications			-				-				(2,025	)			(2,025	)
Effect of foreign currency Translations			6				-				-				6
Balance at September 30, 2012			4,844				11,493				-				16,337
Effect of foreign currency Translations			7				-				-				7
Balance at December 31, 2012			4,851				11,493				-				16,344
Effect of foreign currency translations			61				-				-				61
Balance at September 29, 2013		$	4,912			$	11,493			$	-			$	16,405

Schedule of Finite-Lived Intangible Assets [Table Text Block]

		September 29, 2013
		Gross Assets				Accumulated Amortization				Net
Trademarks		$	3,567			$	-			$	3,567
Patents and technology			4,508				3,882				626
Customer relationships			4,027				3,515				512
Distributor relationships			390				350				40
Non-compete agreements			218				218				-
Total intangible assets		$	12,710			$	7,965			$	4,745

		December 31, 2012
		Gross Assets				Accumulated Amortization				Net
Trademarks		$	3,564			$	-			$	3,564
Patents and technology			4,495				3,702				793
Customer relationships			3,998				3,366				632
Distributor relationships			380				330				50
Non-compete agreements			217				217				-
Total intangible assets		$	12,654			$	7,615			$	5,039

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- Definition

Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)

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- Definition

Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267



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-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13854-109267

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