Note 10 - Accumulated Other Comprehensive Income (Loss) - Components of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended				9 Months Ended
	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Balance			$ 1,870,879		$ 1,870,879
Foreign currency translation adjustment	$ 958			$ (2,108)	(1,806)	$ (187)
Balance	2,083,129				2,083,129
AOCI Attributable to Parent [Member]
Balance	(4,927)	$ (4,054)	(2,163)		(2,163)
Foreign currency translation adjustment	958	(873)	(1,891)
Balance	$ (3,969)	$ (4,927)	$ (4,054)		$ (3,969)