Note 11 - Earnings Per Common Share - Summary of Earnings Per Share Calculation (Details) - USD ($)	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Net Income	$ 2,996,885	$ 3,391,473
Weighted average shares of common stock outstanding - Basic (in shares)	3,533,012	3,502,824
Net Income Per Common Share - Basic (in dollars per share)	$ 0.85	$ 0.97
Unvested Restricted Stock Awards (in shares)	5,280	0
Weighted average shares of common stock - Diluted (in shares)	3,538,292	3,502,824
Net Income Per Common Share - Diluted (in dollars per share)	$ 0.85	$ 0.97