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Note F - Common Stock and Warrants - Common Stock Activity (Details) - shares	3 Months Ended			9 Months Ended
	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2022
Balance (in shares)	34,489,314	34,423,497	35,005,640	35,005,640
Common stock issued as compensation to third-parties (in shares)	11,830	11,030	7,649
Common stock repurchased as a result of the Stock Repurchase Plan (in shares)			(589,792)
Common stock issued as compensation to third-parties (in shares)	11,830	11,030	7,649
Common stock issued as a result of the Employee Stock Purchase Plan (in shares)		54,787		54,787
Balance (in shares)	34,501,144	34,489,314	34,423,497	34,501,144

X

- Definition

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
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-Section 50
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X

- Definition

Number of shares issued during the period as a result of an employee stock purchase plan.

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X

- Definition

Number of shares issued in lieu of cash for services contributed to the entity. Number of shares includes, but is not limited to, shares issued for services contributed by vendors and founders.

+ References

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- Definition

Number of shares that have been repurchased during the period and are being held in treasury.

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