Note 14 - Stockholders Equity (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
Cost of sales	$	8	$	7
Selling and marketing		175		217
General and administrative		229		264
Research and development		31		20
Total stock-based compensation	$	443	$	508

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

	Three Months Ended March 31,
	2022			2021
Expected term (in years)		6.00			6.01
Risk-free interest rate		2.56	%		1.09	%
Expected volatility		42.54	%		44.80	%
Expected dividend rate		0	%		0	%

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

	Number of Shares			Weighted- Average Exercise Price per Share, $		Weighted- Average Remaining Contractual Term		Aggregate Intrinsic Value
Outstanding – January 1, 2022		5,977,179		$	3.72		7.20	$	136
Options granted		2,041,250			1.38				102
Options exercised		(16,464	)		1.59				1
Options forfeited/cancelled		(479,501	)		4.45				2
Outstanding - March 31, 2022		7,522,464		$	3.05		7.47	$	130
Exercisable – March 31, 2022		3,020,805		$	4.50		4.64	$	28
Expected to vest – after March 31, 2022		4,501,659		$	2.07		9.38	$	102

Share-Based Payment Arrangement, Option, Exercise Price Range [Table Text Block]

	Options Outstanding						Options Exercisable
Exercise Price Range	Number		Weighted average remaining contractual term (years)		Weighted average Exercise Price		Options exercisable		Weighted average remaining contractual term (years)		Weighted average Exercise Price
$1.35 - $3.64		6,409,764		7.94	$	2.26		2,007,671		4.67	$	2.92
$4.26 - $7.95		1,062,568		4.80		6.76		967,064		4.56		6.76
$12.45 - $26.10		30,119		5.74		18.02		26,069		5.60		18.11
$27.00 - $33.00		11,634		2.76		27.64		11,622		2.75		27.64
$36.00 - $94.65		8,379		5.41		45.42		8,379		5.41		45.42
		7,522,464		7.47	$	3.05		3,020,805		4.64	$	4.50

Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]

	Number of Shares		Weighted- Average Grant Date Fair Value per Share, $
Outstanding – January 1, 2022		—	$	—
RSUs granted		356,250		1.38
RSUs forfeited/cancelled		—		—
Outstanding - March 31, 2022		356,250	$	1.38