Liquidity, Plan of Operations and Going Concern (Details Narrative) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||||
|---|---|---|---|---|---|---|
Jun. 30, 2024 |
Jun. 30, 2023 |
Jun. 30, 2024 |
Jun. 30, 2023 |
Dec. 31, 2023 |
Dec. 31, 2022 |
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| Organization, Consolidation and Presentation of Financial Statements [Abstract] | ||||||
| Accumulated deficit | $ 187,116 | $ 187,116 | $ 175,573 | |||
| Net loss | 5,719 | $ 6,060 | 11,543 | $ 11,573 | ||
| Cash and cash equivalents | 4,216 | 9,743 | 4,216 | 9,743 | 4,787 | $ 6,830 |
| Marketable securities | 10,097 | 10,097 | 8,969 | |||
| Restricted cash | $ 250 | $ 250 | $ 250 | $ 250 | $ 250 | $ 250 |
| X | ||||||||||
- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of investment in marketable security, classified as current. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition Amount of cash restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of accumulated undistributed earnings (deficit). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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