Note 11 - Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	December 31,
	2019		2018
Sales commissions	$	2,542	$	2,609
Subcontracting labor		990		1,550
Salaries, bonuses and related benefits		14,715		18,275
Warranty accrual		1,576		1,078
Other		7,095		8,778
	$	26,918	$	32,290