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Goodwill and Intagible Assets (Details) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2017 USD ($)	Jun. 30, 2017 USD ($)
Goodwill [Roll Forward]
Balance at December 31, 2016		$ 31,343
Foreign currency translation adjustment		1,459
Balance at June 30, 2017	$ 32,802	$ 32,802
Reporting units with over 100% excess of fair value over carrying value of the reporting unit's respective net assets	2	2
Operating Segments [Member] | Mobile Connectivity [Member]
Goodwill [Line Items]
Increase in operating earnings	62.00%
Exceeds carrying value by less than 100% [Member]
Goodwill [Roll Forward]
Balance at June 30, 2017	$ 4,401	$ 4,401
With over 100% excess of fair value over carrying value of the reporting unit's respective net assets [Domain]
Goodwill [Line Items]
Goodwill, Percent	87.00%	87.00%
Goodwill [Roll Forward]
Balance at June 30, 2017	$ 28,401	$ 28,401

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- Definition

Percent of consolidated goodwill

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Increase in operating earnings

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- Definition

Reporting units with over 100% excess of fair value over carrying value of the reporting unit's respective net assets

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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
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-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=64834752&loc=SL49117168-202975

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- Definition

Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
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