Note 13 - Stock-based Compensation (Tables)

3 Months Ended

12 Months Ended

Mar. 31, 2023

Dec. 31, 2022

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

	Year Ended December 31,
	2022		2021		2020
Cost of revenue	$	2,640	$	3,477	$	592
Sales and marketing		11,393		15,906		19,973
General and administrative		19,398		24,063		12,916
Research and development		3,787		16,062		286
Total stock-based compensation	$	37,218	$	59,508	$	33,767

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		—

	2022			2021
Expected term (in years)		6.11			6.11
Expected volatility		45.18	%		43.31	%
Risk-free rate		2.16	%		0.94	%
Dividend yield		—			—

	July 1 2021
Expected term (in years)		4.10
Expected volatility		34.44	%
Risk-free rate		0.79	%
Dividend yield		—