Goodwill and Intagible Assets (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
Sep. 30, 2014
Goodwill [Roll Forward]
Balance at December 31, 2013	$ 18,281
Foreign currency translation adjustment	(1,634)
Balance at September 30, 2014	40,670
Percentage of fair value in excess of carrying amount	10.00%
Videotel [Member]
Goodwill [Roll Forward]
Goodwill, Acquired During Period	$ 24,023

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.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

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

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Amount of increase (decrease) from foreign currency translation adjustments 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

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Percentage of fair value of reporting unit in excess of carrying amount.

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