Note 8 - Accumulated Other Comprehensive Loss - Changed in Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Balance at December 31, 2024	$ 1,365,448	$ 1,389,219
Other comprehensive income	11,124	(7,165)
Balance at March 31, 2025	1,311,663	$ 1,252,808
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Balance at December 31, 2024	(56,130)
Other comprehensive income	11,124
Balance at March 31, 2025	$ (45,006)