Note 13 - Stock-based Compensation (Tables)

3 Months Ended

Mar. 31, 2023

Notes Tables

Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]

	Three Months Ended March 31,
	2023		2022
	(in thousands)
Cost of revenue	$	670	$	578
Sales and marketing		2,201		2,462
General and administrative		4,382		4,484
Research and development		851		750
Total stock-based compensation	$	8,104	$	8,274

Schedule of Share-Based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions [Table Text Block]

	March 13,
	2023
Expected life (in years)		6.11
Expected volatility		59.19	%
Risk-free rate		3.63	%
Dividend yield		—