Note 7 - Accrued Expenses and Other Long-term Liabilities (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	December 31, 2020		December 31, 2019
	(in thousands)
Compensation and related taxes	$	8,675	$	8,550
Income and other taxes		2,394		1,003
Professional fees		39		40
Other		6,417		4,421
Total	$	17,525	$	14,014

Other Noncurrent Liabilities [Table Text Block]

	December 31, 2020		December 31, 2019
	(in thousands)
Acquisition-related liabilities	$	3,700	$	3,268
Income taxes		813		781
Other		130		166
Total	$	4,643	$	4,215