Note 9 - Accrued Liabilities (Tables)

3 Months Ended

Mar. 31, 2019

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	March 31, 2019		December 31, 2018
Accrued payroll, vacation, and bonuses	$	206	$	178
Accrued severance		284		10
Accrued audit fees		26		82
Total	$	516	$	270