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GENERAL (Business Combinations and Impairment of Goodwill) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Business Acquisition [Line Items]
Goodwill	$ 63,870	$ 63,870	$ 87,801
Impairment loss		(23,931)
Liability	61	542
Wavestream Corporation [Member]
Business Acquisition [Line Items]
Impairment loss		23,931	17,846
Impairment of intangible assets	$ 7,948

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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.

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The sum of the amounts of estimated penalties and interest recognized in the period arising from income tax examinations.

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