Note 4 - Inventory - Inventory (Details) - USD ($)	Jun. 30, 2024	Dec. 31, 2023
Raw materials and component parts	$ 4,017,732	$ 3,989,444
Work-in-process	5,658,284	4,514,263
Finished products	10,724,292	9,846,694
Total inventory	20,400,308	18,350,401
Less: inventory reserves	1,051,182	677,779
Net inventory	$ 19,349,126	$ 17,672,622

Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

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