Note 7 - Segment and Geographic Information - Long Lived Assets By Geographic Region (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Long lived assets by region	$ 354,313	$ 357,157
CHINA
Long lived assets by region	196,790	200,508
UNITED STATES
Long lived assets by region	115,363	113,996
TAIWAN
Long lived assets by region	19,812	20,074
Other Region [Member]
Long lived assets by region	$ 22,348	$ 22,579