Note 5 - Property and Equipment (Tables)

3 Months Ended

Mar. 31, 2018

Notes Tables

Property, Plant and Equipment [Table Text Block]

	March 31,			December 31,
	2018			2017
Machinery and equipment	$	3,540		$	3,357
Computer equipment		283			284
Furniture and fixtures		402			386
Leasehold improvements		809			810
Software licenses		296			284
Office equipment		23			23
Construction in progress		700			650
Property and equipment, gross		6,053			5,794
Accumulated depreciation and amortization		(1,663	)		(1,359	)
Property and equipment, net	$	4,390		$	4,435