SIGNIFICANT CUSTOMERS, CONCENTRATION OF CREDIT RISK AND GEOGRAPHIC INFORMATION (Details) $ in Thousands	12 Months Ended
Dec. 31, 2017 USD ($) segment customer	Dec. 31, 2016 USD ($) customer
Significant Customers, Concentration of Credit Risk and Geographic Information
Number of operating segments \| segment	1
Revenue, net	$ 11,153	$ 11,886
Allowance for doubtful accounts	$ 32	$ 0
Net revenue \| Customer Concentration Risk \| Customer A
Significant Customers, Concentration of Credit Risk and Geographic Information
Concentration risk (as a percent)	17.00%	11.00%
Net revenue \| Customer Concentration Risk \| Customer B
Significant Customers, Concentration of Credit Risk and Geographic Information
Concentration risk (as a percent)	15.00%	12.00%
Net revenue \| Customer Concentration Risk \| Customer C
Significant Customers, Concentration of Credit Risk and Geographic Information
Concentration risk (as a percent)	14.00%	22.00%
Net revenue \| Geographic Concentration Risk
Significant Customers, Concentration of Credit Risk and Geographic Information
Revenue, net	$ 11,153	$ 11,886
Net revenue \| Geographic Concentration Risk \| United states
Significant Customers, Concentration of Credit Risk and Geographic Information
Revenue, net	5,374	6,833
Net revenue \| Geographic Concentration Risk \| Asia and Middle East
Significant Customers, Concentration of Credit Risk and Geographic Information
Revenue, net	4,507	3,357
Net revenue \| Geographic Concentration Risk \| Europe and other
Significant Customers, Concentration of Credit Risk and Geographic Information
Revenue, net	$ 1,272	$ 1,696
Accounts receivable \| Credit Concentration Risk
Significant Customers, Concentration of Credit Risk and Geographic Information
Number of customers \| customer	3	2
Accounts receivable \| Credit Concentration Risk \| Customer One
Significant Customers, Concentration of Credit Risk and Geographic Information
Concentration risk (as a percent)	35.00%	44.00%
Accounts receivable \| Credit Concentration Risk \| Customer Two
Significant Customers, Concentration of Credit Risk and Geographic Information
Concentration risk (as a percent)	10.00%	15.00%
Accounts receivable \| Credit Concentration Risk \| Customer Three
Significant Customers, Concentration of Credit Risk and Geographic Information
Concentration risk (as a percent)	10.00%
Assets \| Geographic Concentration Risk
Significant Customers, Concentration of Credit Risk and Geographic Information
Total long-lived assets	$ 594	$ 354
Assets \| Geographic Concentration Risk \| United states
Significant Customers, Concentration of Credit Risk and Geographic Information
Total long-lived assets	103	87
Assets \| Geographic Concentration Risk \| Asia
Significant Customers, Concentration of Credit Risk and Geographic Information
Total long-lived assets	$ 491	$ 267

Represents the number of customers.

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- Definition

For an unclassified balance sheet, a valuation allowance for receivables due a company that are expected to be uncollectible.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5074-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.4)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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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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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.

+ References

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=84177426&loc=d3e6351-108592

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13531-108611

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=84177426&loc=d3e6404-108592

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- Definition

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
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e9038-108599

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- Definition

Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.

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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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