Quarterly report pursuant to Section 13 or 15(d)

Note 9 - Operating Lease (Details Textual)

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Note 9 - Operating Lease (Details Textual) - USD ($)
6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Operating Lease, Cost $ 52,000 $ 32,000
Variable Lease, Cost $ 40,000 $ 26,000