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Note 13 - Options (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding and Exercisable [Table Text Block]

Shares Underlying Options Outstanding													Shares Underlying Options Exercisable
Range of Exercise Prices				Shares Underlying Options Outstanding			Weighted Average Remaining Contractual Life (in years)		Weighted Average Exercise Price				Shares Underlying Options Exercisable				Weighted Average Exercise Price
$2.35	-	$195.00			590,991		8.1		$	4.53				160,199			$	5.02

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

						Weighted
						Average
		Number				Exercise
		of Shares				Prices
Balance, December 31, 2020			459,524			$	8.70
Options granted			257,975				4.36
Options cancelled			(176,312	)			(12.66	)
Balance, December 31, 2021			541,187				6.77
Options granted			137,597				2.99
Options cancelled			(87,793	)			(7.11	)
Balance, December 31, 2022			590,991			$	4.53
Exercisable, December 31, 2022			160,199			$	5.02

X

- Definition

Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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-Paragraph 2
-Subparagraph (d)
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
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-SubTopic 10
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-Publisher FASB
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X

- Definition

Tabular disclosure of number, weighted-average exercise price or conversion ratio, aggregate intrinsic value, and weighted-average remaining contractual term for outstanding and exercisable options that are fully vested and expected to vest. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (e)
-SubTopic 10
-Topic 718
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

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