Note 8 - Leases - Lease Cost (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Operating lease expense	$ 201	$ 195	$ 593	$ 571
Short term lease expense	34	32	120	95
Variable lease expense	23	23	69	90
Total operating lease cost	258	250	782	756
Amortization of right-of-use assets	20	30	88	90
Interest on lease liabilities	93	87	272	256
Total finance lease cost	113	117	360	346
Operating cash flows used in operating leases	191	189	609	603
Operating cash flows used in finance leases	93	87	272	256
Financing cash flows used in finance leases	$ 6	$ 9	$ 168	$ 170

Amount of interest expense on finance lease liability.

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Amount of interest paid on finance lease liability.

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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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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 operating lease expense. Excludes sublease income.

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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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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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