COMPOSITION OF CERTAIN FINANCIAL STATEMENT CAPTIONS - (Details) - USD ($) $ in Thousands |
Dec. 31, 2020 |
Dec. 31, 2019 |
|---|---|---|
| Other current assets | ||
| Prepaid insurance | $ 116 | $ 104 |
| Deposits | 48 | 34 |
| Other assets | 120 | 30 |
| Other current assets | $ 284 | $ 168 |
| X | ||||||||||
- Definition Amount of current assets classified as other. No definition available.
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| X | ||||||||||
- Definition Carrying value of amounts transferred to third parties for security purposes that are expected to be returned or applied towards payment within one year or during the operating cycle, if shorter. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of other miscellaneous assets expected to be realized or consumed within one year or operating cycle, if longer. No definition available.
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| X | ||||||||||
- Definition Amount of asset related to consideration paid in advance for insurance that provides economic benefits within a future period of one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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