Earnings Per Share - Computation of Basic and Diluted Earnings Per Share (Details) - USD ($)	3 Months Ended				6 Months Ended
	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2023	Jun. 30, 2022
Earnings Per Share [Abstract]
Net income	$ 578,070	$ 992,541	$ 404,200	$ 283,207	$ 1,570,611	$ 687,407
Earnings and dividends allocated to participating securities	(6,983)		(6,174)		(12,258)	(11,711)
Net income attributable to common stockholders	$ 571,087		$ 398,026		$ 1,558,353	$ 675,696
Weighted average common shares outstanding:
Average number of common shares outstanding - basic	11,041,503		10,767,619		11,037,868	10,714,565
Net effect of dilutive unvested restricted stock awards included for treasury stock method	41,755		57,141		43,931	59,078
Average number of common shares outstanding - diluted	11,083,258		10,824,760		11,081,799	10,773,643
Earnings per common share
Basic	$ 0.05		$ 0.04		$ 0.14	$ 0.06
Diluted	$ 0.05		$ 0.04		$ 0.14	$ 0.06