Note 9 - Leases - Lease Payments (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Operating cash flows from operating leases	$ 8,901	$ 7,268	$ 6,830
Operating cash flows from finance leases	157	67	71
Financing cash flows from finance leases	1,039	703	828
Total cash paid for amounts included in the measurement of lease liabilities	$ 10,097	$ 8,038	$ 7,729