Note 4 - Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Property, Plant and Equipment [Table Text Block]

	As of December 31,
	2019			2018
Laboratory equipment	$	4,389		$	3,972
Leasehold improvements		4,616			4,469
Computer equipment and software		1,749			237
Construction in process		11,949			10,593
Tooling		1,109			1,109
Furniture and fixtures		292			47
		24,104			20,427
Less accumulated depreciation and amortization		(9,552	)		(8,944	)
Property and equipment, net	$	14,552		$	11,483