Note 5 - Property and Equipment - Property and Equipment at Cost (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Property, plant and equipment, gross	$ 79,293	$ 78,181
Less accumulated depreciation	(28,510)	(24,070)
Total	50,783	54,111
Equipment and Software [Member]
Property, plant and equipment, gross	42,733	39,646
Furniture and Fixtures [Member]
Property, plant and equipment, gross	2,204	2,014
Leasehold Improvements [Member]
Property, plant and equipment, gross	33,797	33,801
Construction in Progress [Member]
Property, plant and equipment, gross	$ 559	$ 2,720

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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