Note 9 - Accounts Payable and Accrued Liabilities - Schedule of Accounts Payable and Accrued Liabiltiies (Details) - USD ($)	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Accounts payable	$ 2,444,653	$ 1,389,355
Accrued payroll liabilities	1,223,712	510,727
Product warranty accrual	629,100	898,072	$ 962,313
Other accrued expenses	1,697,730	1,678,407
Total	$ 5,995,195	$ 4,476,561

Sum of the carrying values as of the balance sheet date of obligations incurred through that date, including liabilities incurred and payable to vendors for goods and services received, taxes, interest, rent and utilities, compensation costs, payroll taxes and fringe benefits (other than pension and postretirement obligations), contractual rights and obligations, and statutory obligations.

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Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business.

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Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits.

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

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers.

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