FAIR VALUE MEASUREMENTS. (Details 2) - Level 3 [Member] - Warrants [Member] - USD ($) $ in Thousands |
12 Months Ended | ||
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Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
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| Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | |||
| Beginning Balance | $ 651 | $ 273 | $ 1,986 |
| Exercised warrants | (178) | (179) | (72) |
| Expiration of warrants | (527) | ||
| Adjustments to fair value for the period | (473) | 557 | (1,114) |
| Ending Balance | $ 651 | $ 273 | |
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- Definition Exercised Warrants. No definition available.
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- Definition Expiration Warrants. No definition available.
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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. No definition available.
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- Definition Amount of settlements of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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