Note 10 - Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2024

Share-Based Payment Arrangement [Abstract]

Schedule of Unvested Restricted Stock

Below table indicates the unvested restricted stock balance as of June 30, 2024 and December 31, 2023:

	Number of restricted shares unvested
Balance - January 01, 2024		433,528
Restricted shares granted		144,500
Restricted shares vested		(148,875	)
Balance - June 30, 2024		429,153
Balance - July 01, 2023		429,376
Restricted shares granted		10,819
Restricted shares vested		(6,667	)
Balance - December 31, 2023		433,528

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

A summary of the status of stock options granted under the Equity Plans as of June 30, 2024 and changes during the six months then ended, is presented in the table below:

	Six Months Ended
	June 30, 2024
	Shares Under Options		Weighted Average Exercise Price
Outstanding as of December 31, 2023		100,000	$	14.50
Granted		—
Exercised		—
Forfeited		—
Outstanding at the end of the period		100,000	$	14.50
Aggregate intrinsic value	$	442,000
Exercisable, end of the period		100,000
Aggregate intrinsic value	$	442,000
Available for grant, end of period		473,026
Weighted average fair value per share of options    granted during the period	$	—