Note 9 - Other Assets - Summary of Other Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Long term spare parts	$ 497	$ 455
Long term deposits	280	280
Pension asset	645	595
Deferred tax asset, net	2,367	2,548
Other	594	292
Other assets	$ 4,383	$ 4,170

Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting.

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