Note 12 - Stock-based Compensation (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

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

	Three Months Ended March 31,
	2022		2021
	(in thousands)
Cost of revenue	$	578	$	90
Sales and marketing		2,462		1,111
General and administrative		4,484		1,991
Research and development		750		97
Total stock-based compensation	$	8,274	$	3,289

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

	March 21,
	2022
Expected life (in years)		6.11
Expected volatility		45.18	%
Risk-free rate		2.16	%
Dividend yield		—