Note 14 - Share-based Compensation (Tables)

6 Months Ended

Jun. 30, 2022

Notes Tables

Share-Based Payment Arrangement, Option, Activity [Table Text Block]

	Six Months Ended
	June 30, 2022
	Shares			Wtd. Avg. Exercise Price
Outstanding as of beginning of year		624,531		$	2.13
Exercised		(154,504	)		1.95
Outstanding as of June 30, 2022		470,027		$	2.19
Stock options exercisable as of June 30, 2022		470,027		$	2.19

Share-Based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block]

	Six Months Ended
	June 30, 2022
	Shares			Wtd. Avg. Grant Date Fair Value
Outstanding as of beginning of year		1,212,783		$	37.48
Granted		372,069			23.72
Vested		(282,317	)		34.65
Forfeited		(55,802	)		45.38
Non-vested as of June 30, 2022		1,246,733		$	33.65

	Six Months Ended
	June 30, 2022
	Shares			Wtd. Avg. Grant Date Fair Value
Outstanding as of beginning of year		139,756		$	19.86
Granted		349,568			22.66
Vested		(218,280	)		10.95
Non-vested as of June 30, 2022		271,044		$	30.64

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

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2022		2021		2022		2021
Research and development costs	$	714	$	437	$	1,391	$	620
Sales and marketing costs		738		269		1,443		453
General and administrative costs		3,719		1,667		6,729		2,646
Cost of revenue		802		147		1,809		305
Total	$	5,973	$	2,520	$	11,372	$	4,024