Note L - Convertible Senior Notes - Schedule of Carrying Value of Convertible Senior Notes (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 05, 2023
Net carrying amount	$ 134,497
Premium upon issuance	10,416
The 5.250% Convertible Senior Notes Due 2026 [Member]
Principal Amount	3,500	$ 80,200
Unamortized debt issuance costs	(83)
Net carrying amount	3,417
Convertible Notes Maturing 2030 [Member]
Principal Amount	125,000
Unamortized debt issuance costs	(4,336)
Net carrying amount	$ 131,080