Note 1 - Organization (Details Textual) - USD ($) $ in Thousands |
3 Months Ended | |||
|---|---|---|---|---|
Mar. 31, 2024 |
Mar. 31, 2023 |
Dec. 31, 2023 |
Feb. 01, 2023 |
|
| Net Income (Loss) Attributable to Parent | $ (5,752) | $ (4,606) | ||
| Net Cash Provided by (Used in) Operating Activities | (4,251) | $ (2,863) | ||
| Cash and Cash Equivalents, at Carrying Value | 8,294 | $ 16,522 | ||
| Liabilities, Current | 8,451 | 4,613 | ||
| Retained Earnings (Accumulated Deficit) | $ (228,967) | $ (223,215) | ||
| Common Stock, Shares, Issued (in shares) | 113,131,561 | 108,308,661 | ||
| Revision of Prior Period, Error Correction, Adjustment [Member] | Restricted Stock Units (RSUs) [Member] | ||||
| Common Stock, Shares, Issued (in shares) | 510,632 | |||
| Summit Investment Services, LLC [Member] | Loan Agreement [Member] | Aqua Metals Reno, Inc [Member] | ||||
| Debt Instrument, Face Amount | $ 3,000 | |||
| 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 Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Face (par) amount of debt instrument at time of issuance. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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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- Definition Amount of accumulated undistributed earnings (deficit). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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