Note 5 - Property and Equipment, Net (Tables)

6 Months Ended

Jun. 30, 2019

Notes Tables

Property, Plant and Equipment [Table Text Block]

	June 30,			December 31,
	2019			2018
Computer equipment and software	$	124			119
Laboratory and manufacturing equipment		548			481
Furniture and fixtures		55			55
Leasehold improvements		332			332
Construction in progress		53			3
Property and equipment, gross		1,112			990
Less accumulated depreciation		(894	)		(845	)
Property and equipment, net	$	218			145