Investments, Securities in Continuous Unrealized Loss Position (Details) - USD ($)	Sep. 30, 2022	Dec. 31, 2021
Fair Value of Investments with Sustained Gross Unrealized Losses [Abstract]
Less than 12 months, fair value	$ 105,674,636	$ 4,042,825
12 months or longer, fair value	0	0
Total	105,674,636	4,042,825
Less than 12 months, unrealized losses	(10,512,736)	(17,078)
12 months or longer, unrealized losses	0	0
Total	(10,512,736)	(17,078)
U.S. Government and Govt. Agencies and Authorities [Member]
Fair Value of Investments with Sustained Gross Unrealized Losses [Abstract]
Less than 12 months, fair value	20,114,286	4,042,825
12 months or longer, fair value	0	0
Total	20,114,286	4,042,825
Less than 12 months, unrealized losses	(1,198,869)	(17,078)
12 months or longer, unrealized losses	0	0
Total	(1,198,869)	$ (17,078)
U.S. Special Revenue and Assessments [Member]
Fair Value of Investments with Sustained Gross Unrealized Losses [Abstract]
Less than 12 months, fair value	7,144,370
12 months or longer, fair value	0
Total	7,144,370
Less than 12 months, unrealized losses	(392,137)
12 months or longer, unrealized losses	0
Total	(392,137)
All Other Corporate Bonds [Member]
Fair Value of Investments with Sustained Gross Unrealized Losses [Abstract]
Less than 12 months, fair value	78,415,980
12 months or longer, fair value	0
Total	78,415,980
Less than 12 months, unrealized losses	(8,921,730)
12 months or longer, unrealized losses	0
Total	$ (8,921,730)