SELECTED FINANCIAL STATEMENT CAPTIONS - ASSETS (Details 1) - USD ($) $ in Thousands |
Sep. 30, 2021 |
Dec. 31, 2020 |
|---|---|---|
| Prepaid Expense And Other Assets Current [Abstract] | ||
| Prepaid insurance | $ 167 | $ 388 |
| Prepaid expenses | 242 | 454 |
| Due from equity method investee | 579 | 376 |
| Other current assets | 250 | 267 |
| Total | $ 1,238 | $ 1,485 |
| X | ||||||||||
- Definition Due from equity method investee current. No definition available.
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- Definition Amount of current assets classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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| X | ||||||||||
- Definition Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- 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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