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Note 3 - Balance Sheet Details - Summary of Accrued Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Notes To Financial Statements [Abstract]
Accrued accounts payable	$ 118	$ 146
Accrued clinical trial expenses	174	20
Accrued CMC expenses	264	5
Accrued director stipends	59	106
Accrued severance and benefits	0	131
Accrued joint development expenses	669	98
Current portion of contingent consideration obligation	0	143
Accrued other	225	182
Accrued liabilities, current, Total	$ 1,509	$ 831

X

- Definition

Represents the amount of accrued accounts payable, included in accrued liabilities rather than in the Accounts Payable line item.

+ References

No definition available.

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- Definition

Represents the amount of accrued CMC expenses as of the balance sheet date.

+ References

No definition available.

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- Definition

Represents the amount of accrued clinical trial costs as of the balance sheet date.

+ References

No definition available.

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- Definition

Represents the amount of accrued director stipends as of the balance sheet date.

+ References

No definition available.

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- Definition

Accrued Joint Development Expenses

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Notes To Financial Statements Abstract

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- Definition

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(20))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

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- Definition

Amount of liability recognized arising from contingent consideration in a business combination, expected to be settled within one year or the normal operating cycle, if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 805
-SubTopic 30
-Name Accounting Standards Codification
-Section 35
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479613/805-30-35-1

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 25
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479668/805-30-25-6

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Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(20))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

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- Definition

Liability for amount due employees, in addition to wages and any other money that employers owe employees, when their employment ends through a layoff or other termination. For example, a company may provide involuntarily terminated employees with a lump sum payment equal to one week's salary for every year of employment.

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