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Note 13 - Equity (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

Schedule of Stockholders Equity [Table Text Block]

		*Common Stock*								*Additional Paid-in*				*Accumulated*				*Other Comprehensive*				*Total Stockholders'*
		*Shares*				*Amount*				*Capital*				*Deficit*				*Income*				*Equity*
Balances at December 31, 2021			73,543,602			$	7,354			$	226,070,308			$	(51,763,255	)		$	—			$	174,314,407
Net loss							—				—				(361,049	)			—				(361,049	)
Repurchase of common stock			(979,802	)			(98	)			—				(6,572,685	)			—				(6,572,783	)
Payment of common stock tendered for employee stock-based compensation tax obligations			(1,973	)			—				(12,533	)			—				—				(12,533	)
Issuance of common stock upon vesting of RSUs			4,540				—				—				—				—				—
Stock-based compensation			—				—				368,754				—				—				368,754
Balances at March 31, 2022			72,566,367			$	7,256			$	226,426,529			$	(58,696,989	)		$	—			$	167,736,796

		*Common Stock*								*Additional Paid-in*				*Accumulated*				*Other Comprehensive*				*Total Stockholders'*
		*Shares*				*Amount*				*Capital*				*Deficit*				*Income*				*Equity*
Balances at December 31, 2020			77,195,704			$	7,720			$	224,978,430			$	(95,192,881	)		$	—			$	129,793,269
Net loss			—				—				—				(812,105	)			—				(812,105	)
Repurchase of common stock			(957,905	)			(95	)			—				(6,529,253	)			—				(6,529,348	)
Payment of common stock tendered for employee stock-based compensation tax obligations			(1,902	)			—				(13,361	)			—				—				(13,361	)
Issuance of common stock upon vesting of RSUs			4,542				—				—				—				—				—
Stock-based compensation			—				—				246,412				—				—				246,412
Balances at March 31, 2021			76,240,439			$	7,625			$	225,211,481			$	(102,534,239	)		$	—			$	122,684,867