Note 14 - Segments - Long-lived Assets by Geographic Area (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Long-lived assets	$ 69,652	$ 71,016
UNITED STATES
Long-lived assets	34,990	33,875
CHINA
Long-lived assets	23,621	28,222
SLOVAKIA
Long-lived assets	7,468	6,738
UNITED KINGDOM
Long-lived assets	3,024	1,109
All Other Foreign Countries [Member]
Long-lived assets	$ 549	$ 1,072