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Note 3 - Supplemental Balance Sheet Information (in Thousands) - Property and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Property and equipment	$ 20,991	$ 17,787
Less accumulated depreciation and amortization	(18,041)	(15,075)
Property and equipment, net	2,950	2,712
Equipment [Member]
Property and equipment	6,249	5,873
Furniture and Fixtures [Member]
Property and equipment	2,254	853
Leaseholds and Leasehold Improvements [Member]
Property and equipment	278	267
Software Development [Member]
Property and equipment	$ 12,210	$ 10,794

X

- Definition

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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