Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	AOCI Attributable to Parent [Member]	Retained Earnings [Member]	Total
Balance (in shares) at Dec. 31, 2020	7,741,487
Balance at Dec. 31, 2020	$ 774,150	$ 23,063,273	$ 3,564,875	$ (8,997,507)	$ 18,404,791
Common stock issued, $7 per share (in shares)	1,086
Common stock issued, $7 per share	$ 108	7,494	0	0	7,602
Costs associated with common stock issued	0	(47,556)	0	0	(47,556)
Other comprehensive income (loss)	0	0	(2,265,849)	0	(2,265,849)
Net loss	$ 0	0	0	(336,217)	(336,217)
Balance (in shares) at Mar. 31, 2021	7,742,573
Balance at Mar. 31, 2021	$ 774,258	23,023,211	1,299,026	(9,333,724)	15,762,771
Balance (in shares) at Dec. 31, 2021	7,745,404
Balance at Dec. 31, 2021	$ 774,541	22,948,637	2,521,730	(8,663,152)	17,581,756
Common stock issued, $7 per share (in shares)	1,268
Common stock issued, $7 per share	$ 127	8,749	0	0	8,876
Costs associated with common stock issued	0	(1,705)	0	0	(1,705)
Other comprehensive income (loss)	0	0	(3,218,061)	0	(3,218,061)
Net loss	$ 0	0	0	(1,147,431)	(1,147,431)
Balance (in shares) at Mar. 31, 2022	7,746,672
Balance at Mar. 31, 2022	$ 774,668	$ 22,955,681	$ (696,331)	$ (9,810,583)	$ 13,223,435