Note L - Convertible Senior Notes - Schedule of Carrying Value of Convertible Senior Notes (Details) - The 5% Convertible Senior Notes Due 2024 [Member] - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 05, 2023	Mar. 05, 2019
Principal	$ 80,214	$ 80,200	$ 80,500
Unamortized debt issuance costs	(3,981)
Net carrying amount	$ 76,233

Face (par) amount of debt instrument at time of issuance.

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Balance Type:	credit
Period Type:	instant