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Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Changes in Carrying Amounts of Goodwill by Segment

The changes in the carrying amounts of goodwill by segment from December 31, 2013 to December 31, 2015 were as follows:

		Energy & Security Sonar Solutions segment				Smart Grid Distribution Automation segment				Total
Balance at December 31, 2013		$	581			$	2,446			$	3,027
Impairment			—				(1,773	)			(1,773	)
Translation adjustment			(63	)			(160	)			(223	)
Balance at December 31, 2014			518				513				1,031
Impairment			—				(513	)			(513	)
Translation adjustment			(2	)			—				(2	)
Balance at December 31, 2015		$	516			$	—			$	516

Schedule of Changes in Carrying Amounts and Accumulated Amortization of Intangible Assets

The changes in the carrying amounts of intangible assets and associated accumulated amortization from December 31, 2013 to December 31, 2015 were as follows:

		Energy & Security Sonar Solutions segment								Smart Grid Distribution Automation segment
		Cost				A.A.*				Cost				A.A.*				Total
Balance as of December 31, 2013		$	572			$	(482	)		$	2,271			$	(811	)		$	1,550
Amortization			—				(82	)			—				(200	)			(282	)
Cumulative translation adjustment			(61	)			53				(96	)			47				(57	)
Balance as of December 31, 2014			511				(511	)			2,175				(964	)			1,211
Amortization			—				—				—				(123	)			(123	)
Impairment			—				—				(1,049	)			—				(1,049	)
Cumulative translation adjustment			—				—				(116	)			77				(39	)
Balance as of December 31, 2015		$	511			$	(511	)		$	1,010			$	(1,010	)		$	—

* Accumulated amortization