Note 13 - Income Taxes - Components of Income Before Income Tax (Details) - USD ($) $ in Thousands	3 Months Ended			6 Months Ended	9 Months Ended	12 Months Ended
	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Jun. 30, 2025	Sep. 30, 2025	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
U.S.						$ (118,484)	$ (46,263)	$ (15,066)
Foreign						884,700	619,175	520,907
Income before income taxes	$ 205,575	$ 176,978	$ 173,890	$ 350,868	$ 556,443	$ 766,216	$ 572,912	$ 505,841