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Note 15 - Commitments (Details Textual) - Facility in Irving, Texas [Member]
Sep. 30, 2023
ft²
Dec. 31, 2022
USD ($)
ft²
Area of Real Estate Property (Square Foot) | ft² 20,945 20,945
Operating Lease, Periodic Payment | $   $ 10,036
Operating Lease, Percent Escalation   3.00%