LOAN (Details) $ / shares in Units, $ in Thousands		12 Months Ended
Feb. 20, 2013 USD ($) installment $ / shares shares	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)
Loan balance
Repayment of loan		$ (563)	$ (563)
Amortization of discount		11	12
Restricted cash based on cash covenant		323	1,026
Loan Agreement
Loan
Amount borrowed	$ 1,500
Minimum variable annual rate	5.25%
Variable rate basis	three-year constant maturity treasury rate
Basis spread on variable rate	5.00%
Number of installments for repayment \| installment	32
Minimum percentage of outstanding loan principal to be maintained as cash balance	125.00%
Percentage of aggregate amount of cash of consolidated entities to be held by entity that signed debt agreement	90.00%
Loan balance
Opening balance		782	1,333
Repayment of loan		(563)	(563)
Amortization of discount		11	12
Ending balance		230	782
Restricted cash based on cash covenant		$ 293	$ 996
Bank \| Series D Preferred shares
Loan
Warrants issued to purchase preferred stock \| shares	7,332
Exercise price of warrant \| $ / shares	$ 6.14
Expiration term of warrants	10 years

Represents the number of equal installments the debt is to be repaid.

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- Definition

n/a

+ References

No definition available.

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- Definition

Represents the minimum percentage of outstanding loan principal to be maintained as cash balance through maturity date of the loan

+ References

No definition available.

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- Definition

Represents the percentage of the aggregate amount of consolidated entities' cash to be held by entity that signed the debt agreement.

+ References

No definition available.

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- Definition

Represents the expiration term of warrants or rights.

+ References

No definition available.

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- Definition

Represents the numbers of warrants issued to purchase convertible preferred stock.

+ References

No definition available.

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- Definition

Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
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- Definition

Exercise price per share or per unit of warrants or rights outstanding.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

+ References

No definition available.

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- Definition

Minimum contractual interest rate for funds borrowed, under the debt agreement.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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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.

+ References

No definition available.

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- Definition

Including the current and noncurrent portions, carrying value as of the balance sheet date of loans from a bank with maturities initially due after one year or beyond the normal operating cycle if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 210
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 19, 20, 22
-Article 5

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- Definition

The cash inflow from bank borrowing during the year.

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- Definition

The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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- Definition

The carrying amounts of cash and cash equivalent items which are restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against short-term borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. For a classified balance sheet represents the current portion only (the noncurrent portion has a separate concept); there is a separate and distinct element for unclassified presentations.

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.1)
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