Note 14 - Leases - Lease Cost (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Lease Cost:
Amortization of right of use assets	$ 60	$ 60
Interest on lease liabilities	4	5
Operating lease cost	3,132	2,621
Variable lease cost	324	304
Short-term lease cost	68	57
Total lease cost	3,588	3,047
Operating cash flows from operating leases	2,979	2,452
Financing cash flows from finance leases	63	63	$ 29
ROU assets obtained in exchange for finance lease obligations	$ 2,492	$ 329
Finance (Year)	2 years 6 months 14 days	3 years 6 months 14 days
Operating (Year)	4 years 5 months 1 day	5 years 4 months 2 days
Finance	2.11%	2.10%
Operating	3.42%	3.00%

Amount of interest expense on finance lease liability.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 842
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Amount of cash outflow for principal payment on finance lease.

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Amount of amortization expense attributable to right-of-use asset from finance lease.

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Weighted average discount rate for finance lease calculated at point in time.

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Weighted average remaining lease term for finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of lease cost recognized by lessee for lease contract.

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Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

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Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

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Weighted average discount rate for operating lease calculated at point in time.

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Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of increase in right-of-use asset obtained in exchange for finance lease liability.

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Amount of short-term lease cost, excluding expense for lease with term of one month or less.

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Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases.

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