Summary of Significant Accounting Policies (Summary of Components of Other Comprehensive Earnings) (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Summary of Significant Accounting Policies [Abstract]
Unrealized holding losses arising during the period, Pre-tax	$ (5,063,685)	$ 1,376,922	$ (11,343,920)	$ (1,440,170)
Reclassification adjustment fo gains included in net earnings, Pre-tax	10,355	(8,584)	628	(9,874)
Total other comprehensive loss, Pre-tax	(5,053,330)	1,368,338	(11,343,292)	(1,450,044)
Unrealized holding losses arising during the period, Tax	1,063,373	(289,153)	2,382,223	302,436
Reclassification adjustment for gains included in net earnings, Tax	(2,175)	1,802	(132)	2,073
Total other comprehensive loss, Tax	1,061,198	(287,351)	2,382,091	304,509
Unrealized holding losses arising during the period, After-tax	(4,000,312)	1,087,769	(8,961,697)	(1,137,734)
Reclassification adjustment for gains included in net earnings, After-tax	8,180	(6,782)	496	(7,801)
Net current period other comprehensive loss	$ (3,992,132)	$ 1,080,987	$ (8,961,201)	$ (1,145,535)