Earnings Per Share - Computation of Basic and Diluted Earnings Per Share (Details) - USD ($)	3 Months Ended						9 Months Ended
	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2023	Sep. 30, 2022
Earnings Per Share [Abstract]
Net income	$ 270,758	$ 578,070	$ 992,541	$ 929,864	$ 404,200	$ 283,207	$ 1,841,369	$ 1,617,271
Earnings and dividends allocated to participating securities	(6,406)			(6,227)			(18,667)	(17,955)
Net income attributable to common stockholders	$ 264,352			$ 923,637			$ 1,822,702	$ 1,599,316
Weighted average common shares outstanding:
Average number of common shares outstanding - basic	11,048,877			10,924,646			11,041,578	10,785,362
Net effect of dilutive unvested restricted stock awards included for treasury stock method	41,797			53,354			43,106	57,153
Average number of common shares outstanding - diluted	11,090,674			10,978,000			11,084,684	10,842,515
Earnings per common share
Basic	$ 0.02			$ 0.08			$ 0.17	$ 0.15
Diluted	$ 0.02			$ 0.08			$ 0.16	$ 0.15