Investment and Mortgage-Backed Securities, Available for Sale (Narrative) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2021	Sep. 30, 2022
Debt Securities, Available-for-sale [Line Items]
Amortized Cost of Investment And Mortgage-Backed Securities Available For Sale	$ 675,913,305	$ 646,506,705
Available-for-sale Securities, Fair Value Disclosure	682,849,058	$ 591,550,461
Mortgage-backed Securities, Issued by Private Enterprises [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Fair Value Disclosure	682,849,058
Investments [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale Securities, Gross Realized Gains	$ 317,722