Note 5 - Accounts Receivable and Customer Concentrations

12 Months Ended

Dec. 31, 2023

Notes to Financial Statements

Loans, Notes, Trade and Other Receivables Disclosure [Text Block]

5. ACCOUNTS RECEIVABLE AND CUSTOMER CONCENTRATIONS

At December 31, 2023 our allowance for doubtful accounts was $200,000 compared to $0 in 2022. There were no charges against the allowance for doubtful accounts in 2023 or 2022.

The following table indicates the percentage of consolidated revenue from continuing operations and year-end accounts receivable represented by each customer that represented more than 10 percent of consolidated revenue from continuing operations or year-end accounts receivable.

	Revenue				Accounts Receivable
	2023		2022		2023		2022
Customer A		67%		75%		57%		76%
Customer B		*		*		12%		*

* Less than 10%