Note 7 - Segment, Significant Customers and Geographic Information - Long Lived Assets By Geographic Region (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Long lived assets by region	$ 597,311	$ 494,945
CHINA
Long lived assets by region	308,174	237,649
UNITED STATES
Long lived assets by region	170,934	171,514
TAIWAN
Long lived assets by region	58,764	42,388
Other Region [Member]
Long lived assets by region	$ 59,439	$ 43,394