Note 4 - Balance Sheet Components - Prepaid Expenses and Other Current Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Prepaid clinical and manufacturing expenses	$ 750	$ 1,998
Prepaid insurance	394	282
Prepaid rent	539	521
Other prepaid	861	1,449
Other current assets	88	318
Prepaid expenses and other current assets	$ 2,632	$ 4,568

Amount of current assets classified as other.

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Amount of asset related to consideration paid in advance for other costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.

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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.

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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.

+ References

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- Definition

Amount of asset related to consideration paid in advance for rent that provides economic benefits within a future period of one year or the normal operating cycle, if longer.

+ References

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- Definition

Amount of asset related to consideration paid in advance for clinical and manufacturing expenses.

+ References

No definition available.

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