Note 5 - Net Loss Per Share - Summary of Basic and Diluted Shares (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands |
3 Months Ended | 6 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
Jun. 30, 2026 |
Mar. 31, 2026 |
Jun. 30, 2025 |
Mar. 31, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|||
| Basic and diluted – weighted average number of common shares outstanding (in shares) | 16,783 | 16,783 | 16,783 | 16,783 | ||||
| Loss from continuing operations | $ (2,139) | $ (1,984) | $ (4,002) | $ (3,784) | ||||
| Income from discontinued operations | 28 | 116 | 28 | 183 | ||||
| Net loss | $ (2,111) | $ (1,863) | $ (1,868) | $ (1,733) | $ (3,974) | $ (3,601) | ||
| Basic and diluted loss per share from continuing operations (in dollars per share) | $ (0.13) | $ (0.12) | $ (0.24) | $ (0.23) | ||||
| Basic and diluted income per share from discontinued operations (in dollars per share) | 0 | 0.01 | 0 | 0.01 | ||||
| Basic and diluted net loss per share??? (in dollars per share) | [1] | $ (0.13) | $ (0.11) | $ (0.24) | $ (0.21) | |||
| ||||||||
| X | ||||||||||
- Definition The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount after tax of income (loss) from continuing operations attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The amount of net income (loss) from continuing operations per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount after tax of income (loss) from a discontinued operation attributable to the parent. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Per basic share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- 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
|
| X | ||||||||||
- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|