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GEOGRAPHIC INFORMATION (Schedule of Total Revenues by Geograpical Areas) (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues		$ 196,585	$ 216,566	$ 221,892
The United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues		67,953	69,125	75,881
America - other [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues		16,780	19,560	17,605
Asia Pacific [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues		58,128	65,192	73,030
EMEA [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	[1]	$ 53,724	$ 62,689	$ 55,376
[1] Europe, the Middle East and Africa.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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