Note D - Fair Values of Financial Instruments - Fair Value of Financial Instruments (Details) - Fair Value, Inputs, Level 2 [Member] - Term Loan [Member] - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025	Jun. 30, 2025
Term Loan Facility, Carrying Value	$ 14,881	$ 18,452	$ 22,024
Term Loan Facility, Fair Value	$ 14,510	$ 17,689	$ 20,744

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

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+ Details