For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=64851502&loc=d3e6351-108592

Reference 2: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 825
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-Section 50
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
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Reference 4: http://www.xbrl.org/2003/role/presentationRef
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Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 41
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- Definition

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.

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No definition available.

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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)
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Geographic Information (External Revenue and Long-Lived Assets by Geographic Region) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	$ 19,725	$ 21,584	$ 40,900	$ 40,466
Long-Lived Assets	2,985		2,985		$ 3,130
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	8,665	11,916	19,936	20,956
Long-Lived Assets	2,088		2,088		2,336
Americas (excluding the U.S.) [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	2,245	2,665	4,648	3,955
Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	3,309	4,251	6,902	7,448
Long-Lived Assets	888		888		782
Asia Pacific [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	5,506	$ 2,752	9,414	$ 8,107
Long-Lived Assets	9		9		12
Israel
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-Lived Assets	$ 900		$ 900		$ 800
Revenue [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Concentration percentage	100.00%	100.00%	100.00%	100.00%
Revenue [Member] \| United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Concentration percentage	44.00%	55.00%	49.00%	52.00%
Revenue [Member] \| Americas (excluding the U.S.) [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Concentration percentage	11.00%	12.00%	11.00%	10.00%
Revenue [Member] \| Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Concentration percentage	17.00%	20.00%	17.00%	18.00%
Revenue [Member] \| Asia Pacific [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Concentration percentage	28.00%	13.00%	23.00%	20.00%