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Goodwill and Intagible Assets - Schedule of Changes in Carrying Amounts and Accumulated Amortization of Intangible Assets (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2015 USD ($)
Intangible assets, Beginning balance	$ 1,211
Amortization	(93)
Impairment	(337)
Cumulative translation adjustment	(28)
Intangible assets, Ending balance	753
Energy & Security Sonar Solutions [Member] | Accumulated Amortization [Member]
Intangible assets, Beginning balance	(964)
Amortization	$ (93)
Impairment
Cumulative translation adjustment	$ 34
Intangible assets, Ending balance	(1,023)
Energy & Security Sonar Solutions [Member] | Cost [Member]
Intangible assets, Beginning balance	$ 2,175
Amortization
Impairment	$ (337)
Cumulative translation adjustment	(62)
Intangible assets, Ending balance	$ 1,776

X

- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

+ References

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-Publisher FASB



-Name Accounting Standards Codification



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- Definition

The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

+ References

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-Publisher FASB



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- Definition

Amount of increase (decrease) of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit, from foreign currency translation and purchase accounting adjustments.

+ References

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Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

+ References

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