Note 7 - Segment and Geographic Information - Revenue By Region (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Revenue	$ 474,867	$ 495,418	$ 1,367,060	$ 1,334,136
CHINA
Revenue	234,924	265,053	676,148	720,911
TAIWAN
Revenue	103,537	58,920	222,582	185,025
KOREA, REPUBLIC OF
Revenue	41,698	52,613	128,047	136,031
Europe [Member]
Revenue	29,827	44,885	109,278	101,279
UNITED STATES
Revenue	23,565	24,965	82,153	62,384
JAPAN
Revenue	18,605	22,399	77,708	63,690
South East Asia [Member]
Revenue	22,538	26,458	70,678	64,460
Other Region [Member]
Revenue	$ 173	$ 125	$ 466	$ 356