Note 11 - Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	December 31,
	2019		2018
Accrued payroll, vacation, and bonuses	$	169	$	178
Accrued severance		67		10
Accrued audit fees		119		82
Contract liability		420		-
Total	$	775	$	270