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Note 10 - Net Income (Loss) Per Share of Common Stock - Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
Net loss | $ (5,448) | $ (2,699)
Net loss from discontinued operation | 0 | (2,173)
Net loss: | $ (5,448) | $ (4,872)
Basic and diluted (in shares) | 23,508 | 23,334
Basic and diluted (in dollars per share) | $ (0.23) | $ (0.12)
Basic and diluted net loss per share from discontinued operation (in dollars per share) | 0 | (0.09)
Basic and diluted net loss per share (in dollars per share) | $ (0.23) | $ (0.21)

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