Note 5 - Goodwill and Other Intangible Assets - Goodwill and Intangible Assets (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2023	Mar. 31, 2022
Balance, goodwill	[1]	$ 85,048
Balance, intangibles		3,367
Amortization, intangibles		(283)	$ (330)
Balance, goodwill		85,048	$ 85,048
Balance, intangibles		$ 3,084

[1] Derived from audited consolidated financial statements