Note A - Summary of Significant Accounting Policies - Schedule of Error Corrections and Prior Period Adjustments (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2023	Dec. 31, 2022
Common Stock	$ 4,909	$ 4,480	$ 2,879
Retained Earnings	159,811	160,099	153,439
TOTAL STOCKHOLDERS' EQUITY	$ 164,720	$ 164,579	156,318	$ 158,475
Previously Reported [Member]
Common Stock			13,730
Retained Earnings			142,588
TOTAL STOCKHOLDERS' EQUITY			156,318
Revision of Prior Period, Error Correction, Adjustment [Member]
Common Stock			(10,851)
Retained Earnings			10,851
TOTAL STOCKHOLDERS' EQUITY			$ 0