Note 4 - Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2017

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	As of December 31,
	2017		2016
Accrued payroll and employee benefits	$	291	$	311
Accrued bonus expense		290		407
Accrued vacation expense		481		431
Accrued taxes		1,086		288
Accrued shipping expense		364		-
Deferred revenue		78		125
Other accrued expenses		280		426
Total Accrued Expenses	$	2,870	$	1,988