Note 3 - Net Income (Loss) Per Common Share (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

(Amounts in thousands except share and per share amounts)	Three Months Ended March 31,
	2022			2021
Numerator for basic and diluted loss per share:
Net loss	$	(2,698	)	$	(1,885	)
Preferred dividends and preferred stock discount accretion		(1,797	)		(2,255	)
Net loss available to common shareholders	$	(4,495	)	$	(4,140	)
Denominator for basic loss per share – weighted-average shares outstanding		347,275,242			245,829,914
Basic and diluted loss per share available to common shareholders	$	(0.01	)	$	(0.02	)

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

Potential Dilutive Securities:	Common Share Equivalents at March 31, 2022		Common Share Equivalents at December 31, 2021
Convertible redeemable preferred stock – Series A		—		30,743,500
Convertible redeemable preferred stock – Series A-1		—		29,610,000
Convertible redeemable preferred stock – Series B		46,980		46,980
Convertible redeemable preferred stock – Series D		402,562,607		390,348,199
Stock options		4,818,876		2,574,669
Restricted stock units (“RSUs”)		81,019,401		618,004
Warrants		3,150,000		393,589
Total Potential Dilutive Securities		491,597,864		454,334,941