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Investments (Details 1) - USD ($)	Dec. 31, 2021	Dec. 31, 2020
Estimated fair value	$ 155,808,478	$ 145,045,584
Amortized cost	158,080,110	157,549,272
Collateralized Mortgage Backed Securities [Member]
Estimated fair value	57,783,342	28,661,941
Amortized cost	58,036,959	28,163,891
Less Than One Year [Member]
Estimated fair value	1,156,636	8,668,064
Amortized cost	1,153,099	8,559,005
One To Five Years [Member]
Estimated fair value	44,914,759	47,745,430
Amortized cost	43,007,110	44,137,567
Five To Ten Years [Member]
Estimated fair value	27,332,581	63,159,775
Amortized cost	26,808,853	55,508,712
More Than 10 Years [Member]
Estimated fair value	26,892,792	9,314,062
Amortized cost	$ 26,802,457	$ 8,676,409

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