Note 5 - Property and Equipment - Property, Plant and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Property, plant and equipment gross	$ 2,058	$ 1,607
Less: Accumulated depreciation and amortization	(1,245)	(881)
Property and equipment, net of accumulated depreciation and amortization	813	726
Computer Equipment [Member]
Property, plant and equipment gross	594	691
Office Furniture and Equipment [Member]
Property, plant and equipment gross	141	146
Leasehold Improvements [Member]
Property, plant and equipment gross	184	187
Software and Software Development Costs [Member]
Property, plant and equipment gross	$ 1,139	$ 583

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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