Note 3 - Balance Sheet Components - Schedule of Accrued Expenses (Details) - USD ($)	Mar. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Payroll-related liabilities	$ 152,407	$ 114,337	$ 550,810
Other accrued expenses	1,267,656	602,594	449,402
Total accrued expenses	$ 1,420,063	$ 716,931	$ 3,000,212

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.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(15)(5))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

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- Definition

Carrying value as of the balance sheet date of the obligations incurred through that date and payable for employees' services provided.

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- Definition

Amount of expenses incurred but not yet paid classified as other.

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