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Exercise price per share or per unit of warrants or rights outstanding.

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Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

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Face amount or stated value per share of common stock.

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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

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Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.

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Number of shares issued during the period related to Restricted Stock Awards, net of any shares forfeited.

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Value of stock related to Restricted Stock Awards issued during the period, net of the stock value of such awards forfeited.

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Note 9 - Stockholders' Equity (Details Textual) - USD ($)						3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2023	Jun. 26, 2023	Jan. 03, 2023	Jun. 23, 2022	May 17, 2022	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2013	Dec. 31, 2022	Apr. 08, 2021
Common Stock, Shares Authorized (in shares)	12,500,000					12,500,000		12,500,000			12,500,000
Common Stock, Par or Stated Value Per Share (in dollars per share)	$ 0.001					$ 0.001		$ 0.001			$ 0.001	$ 0.001
Common Stock, Shares, Issued (in shares)	5,700,226					5,700,226		5,700,226			5,498,260
Preferred Stock, Shares Authorized (in shares)	2,500,000					2,500,000		2,500,000			2,500,000
Preferred Stock, Par or Stated Value Per Share (in dollars per share)	$ 0.001					$ 0.001		$ 0.001			$ 0.001
Preferred Stock, Shares Issued (in shares)	0					0		0			0
Shares Issued, Price Per Share (in dollars per share)							$ 0.50		$ 0.50
Class of Warrant or Right, Issued During Period (in shares)								0	4,363,229
Common Stock, Shares, Outstanding (in shares)	5,700,226					5,700,226		5,700,226			5,498,260
Restricted Stock Units (RSUs) [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)								225,604
Share-Based Payment Arrangement, Expense						$ 193,924	$ 221,472	$ 351,097	$ 400,249
Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount	$ 965,796					$ 965,796		$ 965,796
Restricted Stock Units (RSUs) [Member] \| Incentive Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)	140,441
Restricted Stock Units (RSUs) [Member] \| The 2022 Incentive Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)	201,104
Public Offering [Member]
Shares Issued, Price Per Share (in dollars per share)					$ 4.00
Private Placement [Member]
Proceeds from Issuance of Debt				$ 6,000,000
Warrant Purchase Agreement [Member]
Common Stock, Par or Stated Value Per Share (in dollars per share)					$ 0.008
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)					3,803,133
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)					$ 3.992
Proceeds from Issuance or Sale of Equity, Total					$ 15,182,075
Private Placement Warrants [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)				531,250
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)				$ 5.20
Class of Warrant or Right, Issued During Period (in shares)				28,846
Director [Member]
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures (in shares)		24,500	2,340
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures		$ 73,500	$ 110,254
Director [Member] \| Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Annual Grant										$ 36,750
Management [Member]
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures (in shares)			158,330
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures			$ 674,164
Board of Directors Chairman [Member] \| Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Annual Grant										$ 73,500
Convertible Preferred Stock [Member]
Preferred Stock, Shares Issued (in shares)	0					0		0