Note F - Debt Obligations - Summary of Convertible Debt (Details) - Convertible Debt [Member] - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023	Aug. 14, 2023	Sep. 30, 2017
Principal Value December 31, 2023	$ 445,374	$ 454,225
Unamortized issuance cost	(8,851)
Convertible Senior Notes Due 2024 [Member]
Principal Value December 31, 2023	54,170	54,225	$ 204,500	$ 258,800
Unamortized issuance cost	(55)
Convertible Senior Notes Due2029 [Member]
Principal Value December 31, 2023	391,204	$ 400,000	$ 400,000
Unamortized issuance cost	$ (8,796)