Note 2 - Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2024

Notes Tables

Schedule of Weighted Average Number of Shares [Table Text Block]

	Three Months Ended March 31,
	2024		2023
Weighted average common shares outstanding–basic		12,026,361		10,755,729
Potentially dilutive securities:
Unvested shares of restricted stock and employee stock options		131,936		332,935
Weighted average common shares and common share equivalents outstanding–diluted		12,158,297		11,088,664
Average number of potentially dilutive securities excluded from calculation because their effect was anti-dilutive during the period		434,584		154,429