Note 4 - Acquisitions - Preliminary Purchase Price Allocation (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Jan. 03, 2024	Dec. 31, 2023
Goodwill	$ 27,311		$ 6,571
Axign [Member]
Inventory		$ 720
Other tangible assets acquired, net of liabilities assumed		1,948
Developed technology		8,337
IPR&D		1,612
Total identifiable net assets acquired		12,617
Goodwill		21,066
Total net assets acquired		$ 33,683